diff --git a/data_models/lib/cisdm_dbo_imma1.old/cisdm_dbo_imma1.json b/data_models/lib/cisdm_dbo_imma1.old/cisdm_dbo_imma1.json
deleted file mode 100644
index a3a2d71f143fea2dbe2f56905d3133f829ac0242..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1.old/cisdm_dbo_imma1.json
+++ /dev/null
@@ -1,163 +0,0 @@
-{
-    "header": {
-        "format": "fixed_width",
-        "delimiter": ","
-    },
-    "elements": {
-        "Identifier": {
-            "description": "WMO Buoy number",
-            "field_length": 5,
-            "column_type": "object"
-        },
-        "Odate": {
-            "description": "Observation date",
-            "field_length": 8,
-            "column_type": "str"
-        },
-        "Otime": {
-            "description": "Observation time",
-            "field_length": 4,
-            "column_type": "str"
-        },
-        "Lat": {
-            "description": "Latitude (positive North)",
-            "field_length": 9,
-            "column_type": "float16",
-            "valid_max": 90.0,
-            "valid_min": -90.0,
-            "decimal_places": 4,
-            "units": "degrees"
-        },
-        "Lon": {
-            "description": "Longitude (positive West)",
-            "field_length": 9,
-            "column_type": "float16",
-            "valid_max": 180.0,
-            "valid_min": -180.0,
-            "decimal_places": 4,
-            "units": "degrees"
-        },
-        "QC_POS": {
-            "description": "Quality control flag for position",
-            "field_length": 1,
-            "column_type": "key",
-            "missing_value":"P",
-            "codetable": "qc_flags"
-        },
-        "PDT": {
-            "description": "Position date",
-            "field_length": 8,
-            "column_type": "str"
-        },
-        "PTM": {
-            "description": "Position time",
-            "field_length": 4,
-            "column_type": "str"
-        },
-        "Drogue": {
-            "description": "Drogue depth",
-            "field_length": 7,
-            "column_type": "float16",
-            "valid_max": 99999.0,
-            "valid_min": 0.0,
-            "decimal_places": 1,
-            "units": "metre"
-        },
-        "SST": {
-            "description": "Sea surface temperature",
-            "field_length": 7,
-            "column_type": "float16",
-            "valid_max": 99.99,
-            "valid_min": -99.99,
-            "decimal_places": 2,
-            "units": "degree Celsius"
-        },
-        "QC_SST": {
-            "description": "Quality control flag for SST",
-            "field_length": 1,
-            "column_type": "key",
-            "missing_value":"P",
-            "codetable": "qc_flags"
-        },
-        "Airtemp": {
-            "description": "Air temperature",
-            "field_length": 7,
-            "column_type": "float16",
-            "valid_max": 99.99,
-            "valid_min": -99.99,
-            "decimal_places": 2,
-            "units": "degree Celsius"
-        },
-        "QC_AirT": {
-            "description": "Quality control flag for Air temp",
-            "field_length": 1,
-            "column_type": "key",
-            "missing_value":"P",
-            "codetable": "qc_flags"
-        },
-        "Pressure": {
-            "description": "Air Pressure at sea level",
-            "field_length": 7,
-            "column_type": "float32",
-            "valid_max": 1074.6,
-            "valid_min": 870.0,
-            "decimal_places": 2,
-            "units": "hectopascal"
-        },
-        "QC_Pr": {
-            "description": "Quality control flag for pressure",
-            "field_length": 1,
-            "column_type": "key",
-            "missing_value":"P",
-            "codetable": "qc_flags"
-        },
-        "WSp": {
-            "description": "Wind speed",
-            "field_length": 7,
-            "column_type": "float16",
-            "valid_max": 99.99,
-            "valid_min": 0.0,
-            "decimal_places": 2,
-            "units": "metres per second"
-
-        },
-        "QC_Wsp": {
-            "description": "Quality control flag for Wind Speed",
-            "field_length": 1,
-            "column_type": "key",
-            "missing_value":"P",
-            "codetable": "qc_flags"
-        },
-        "WDir": {
-            "description": "Wind direction relative to true North",
-            "field_length": 7,
-            "column_type": "float16",
-            "valid_max": 360.0,
-            "valid_min": 0.0,
-            "decimal_places": 2,
-            "units": "degrees true"
-        },
-        "QC_WD": {
-            "description": "Quality control flag for Wind direction",
-            "field_length": 1,
-            "column_type": "key",
-            "missing_value":"P",
-            "codetable": "qc_flags"
-        },
-        "RelHum": {
-            "description": "Relative humidity (%)",
-            "field_length": 7,
-            "column_type": "float16",
-            "valid_max": 100.0,
-            "valid_min": 0.0,
-            "decimal_places": 2
-        },
-        "QC_RH": {
-            "description": "Quality control flag for relative humidity",
-            "field_length": 1,
-            "column_type": "key",
-            "missing_value":"P",
-            "codetable": "qc_flags"
-        }
-    }
-}
diff --git a/data_models/lib/cisdm_dbo_imma1.old/code_tables/qc_flags.json b/data_models/lib/cisdm_dbo_imma1.old/code_tables/qc_flags.json
deleted file mode 100755
index 919e5f3088d22790698c78c1545a3bdb6f0a1e85..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1.old/code_tables/qc_flags.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "0":"not checked",
-  "1":"good",
-  "3":"doubtful",
-  "4":"bad"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/cisdm_dbo_imma1.json b/data_models/lib/cisdm_dbo_imma1/cisdm_dbo_imma1.json
deleted file mode 100644
index ba63404593b8aa8fd359c246f62d19174dccfd35..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/cisdm_dbo_imma1.json
+++ /dev/null
@@ -1,2395 +0,0 @@
-{
-    "header": {
-        "parsing_order": [{"s": ["core"]},{"o": ["c1","c5","c6","c7","c8","c9","c95","c96","c97","c98","c99"]}]
-    },
-    "sections": {
-        "core": {
-            "header": {"sentinal": null,"length": 108},
-            "elements": {
-                "YR": {
-                    "description": "year UTC",
-                    "field_length": 4,
-                    "column_type": "uint16",
-                    "valid_max": 2024,
-                    "valid_min": 1600,
-                    "units": "year"
-                },
-                "MO": {
-                    "description": "month UTC",
-                    "field_length": 2,
-                    "column_type": "uint8",
-                    "valid_max": 12,
-                    "valid_min": 1,
-                    "units": "month"
-                },
-                "DY": {
-                    "description": "day UTC",
-                    "field_length": 2,
-                    "column_type": "uint8",
-                    "valid_max": 31,
-                    "valid_min": 1,
-                    "units": "day"
-                },
-                "HR": {
-                    "description": "hour UTC",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 23.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "decimal_places": 2,
-                    "units": "hour"
-                },
-                "LAT": {
-                    "description": "latitude",
-                    "field_length": 5,
-                    "column_type": "float32",
-                    "valid_max": 90.0,
-                    "valid_min": -90.0,
-                    "scale": 0.01,
-                    "decimal_places": 2,
-                    "units": "degrees"
-                },
-                "LON": {
-                    "description": "longitude, check/ask two conventions in imma1 doc",
-                    "field_length": 6,
-                    "column_type": "float32",
-                    "valid_max": 359.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "decimal_places": 2,
-                    "units": "degrees"
-                },
-                "IM": {
-                    "description": "IMMA version",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.IM"
-                },
-                "ATTC": {
-                    "description": "attm count",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "TI": {
-                    "description": "time indicator",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.TI"
-                },
-                "LI": {
-                    "description": "lat/lon indicator",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.LI"
-                },
-                "DS": {
-                    "description": "ship course",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.DS"
-                },
-                "VS": {
-                    "description": "ship speed",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.VS"
-                },
-                "NID": {
-                    "description": "national source indic.",
-                    "field_length": 2,
-                    "column_type": "str"
-                },
-                "II": {
-                    "description": "ID indicator",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.II"
-                },
-                "ID": {
-                    "description": "identification/callsign",
-                    "field_length": 9,
-                    "column_type": "str"
-                },
-                "C1": {
-                    "description": "country code",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.C1"
-                },
-                "DI": {
-                    "description": "wind direction indic.",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.DI"
-                },
-                "D": {
-                    "description": "wind direction (true)",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 362,
-                    "valid_min": 1,
-                    "units": "degrees true"
-                },
-                "WI": {
-                    "description": "wind speed indic.",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.WI"
-                },
-                "W": {
-                    "description": "wind speed",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": 0.0,
-                    "scale": 0.1,
-                    "decimal_places": 1,
-                    "units": "metres per second"
-                },
-                "VI": {
-                    "description": "visibility indic. ICOADS.C0.VI not found in new set",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.VI"
-                },
-                "VV": {
-                    "description": "visibility",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.VV"
-                },
-                "WW": {
-                    "description": "present weather",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.WW"
-                },
-                "W1": {
-                    "description": "past weather",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.W1"
-                },
-                "SLP": {
-                    "description": "sea level pressure",
-                    "field_length": 5,
-                    "column_type": "float32",
-                    "valid_max": 1074.6,
-                    "valid_min": 870.0,
-                    "scale": 0.1,
-                    "decimal_places": 1,
-                    "units": "hectopascal"
-                },
-                "A": {
-                    "description": "characteristic of PPP",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.A"
-                },
-                "PPP": {
-                    "description": "amt. pressure tend.",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 51.0,
-                    "valid_min": 0.0,
-                    "scale": 0.1,
-                    "decimal_places": 1,
-                    "units": "hectopascal"
-                },
-                "IT": {
-                    "description": "indic. for temperatures",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.IT"
-                },
-                "AT": {
-                    "description": "air temperature",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "decimal_places": 1,
-                    "units": "degree Celsius"
-                },
-                "WBTI": {
-                    "description": "wet bulb temp. indic.",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.WBTI"
-                },
-                "WBT": {
-                    "description": "wet-bulb temperature",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "decimal_places": 1,
-                    "units": "degree Celsius"
-                },
-                "DPTI": {
-                    "description": "dew-point temp. indic.",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.DPTI"
-                },
-                "DPT": {
-                    "description": "dew-point temperature",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "decimal_places": 1,
-                    "units": "degree Celsius"
-                },
-                "SI": {
-                    "description": "SST measurement method, table not like original, nor like in doc",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.SI"
-                },
-                "SST": {
-                    "description": "sea surface temperature",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "decimal_places": 1,
-                    "units": "degree Celsius"
-                },
-                "N": {
-                    "description": "total cloud amount",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "valid_max": 9,
-                    "valid_min": 0,
-                    "units": "okta"
-                },
-                "NH": {
-                    "description": "lower cloud amount",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "valid_max": 9,
-                    "valid_min": 0,
-                    "units": "eighths of cloud"
-                },
-                "CL": {
-                    "description": "low cloud type",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C0.CL"
-                },
-                "HI": {
-                    "description": "cloud height indic.",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.HI"
-                },
-                "H": {
-                    "description": "cloud height",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C0.H"
-                },
-                "CM": {
-                    "description": "middle cloud type",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C0.CM"
-                },
-                "CH": {
-                    "description": "high cloud type",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C0.CH"
-                },
-                "WD": {
-                    "description": "wave direction",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.WD"
-                },
-                "WP": {
-                    "description": "wave period",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0,
-                    "units": "second"
-                },
-                "WH": {
-                    "description": "wave height",
-                    "field_length": 2,
-                    "column_type": "float32",
-                    "valid_max": 99.0,
-                    "valid_min": 0.0,
-                    "scale": 0.5,
-                    "decimal_places": 1,
-                    "units": "metre"
-                },
-                "SD": {
-                    "description": "swell direction",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.SD"
-                },
-                "SP": {
-                    "description": "swell period",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0,
-                    "units": "second"
-                },
-                "SH": {
-                    "description": "swell height",
-                    "field_length": 2,
-                    "column_type": "float32",
-                    "valid_max": 99.0,
-                    "valid_min": 0.0,
-                    "scale": 0.5,
-                    "decimal_places": 1,
-                    "units": "metre"
-                }
-            }
-        },
-        "c1": {
-            "header": {"sentinal": " 165","length": 65},
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "str"
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 65,
-                    "valid_min": 65
-                },
-                "BSI": {
-                    "description": "box system indicator. Currently not in use",
-                    "field_length": 1,
-                    "column_type": "int8"
-                },
-                "B10": {
-                    "description": "10 degree box number",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 648,
-                    "valid_min": 1
-                },
-                "B1": {
-                    "description": "1 degree box number",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0
-                },
-                "DCK": {
-                    "description": "deck",
-                    "field_length": 3,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.DCK"
-                },
-                "SID": {
-                    "description": "source ID",
-                    "field_length": 3,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.SID"
-                },
-                "PT": {
-                    "description": "platform type",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.PT"
-                },
-                "DUPS": {
-                    "description": "dup status",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.DUPS"
-                },
-                "DUPC": {
-                    "description": "dup check",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.DUPC"
-                },
-                "TC": {
-                    "description": "track check",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.TC"
-                },
-                "PB": {
-                    "description": "pressure bias",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.PB"
-                },
-                "WX": {
-                    "description": "wave period indicator",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.WX"
-                },
-                "SX": {
-                    "description": "swell period indicator",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.WX"
-                },
-                "C2": {
-                    "description": "2nd country code",
-                    "field_length": 2,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C0.C1"
-                },
-                "SQZ": {
-                    "description": "SST: z flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 1
-                },
-                "SQA": {
-                    "description": "SST: alpha flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 21,
-                    "valid_min": 1
-                },
-                "AQZ": {
-                    "description": "AT: z flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "AQA": {
-                    "description": "AT: alpha flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "UQZ": {
-                    "description": "U-wind: z flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "UQA": {
-                    "description": "U-wind: alpha flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "VQZ": {
-                    "description": "V-wind: z flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "VQA": {
-                    "description": "V-wind: alpha flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "PQZ": {
-                    "description": "SLP: z flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "PQA": {
-                    "description": "SLP: alpha flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "DQZ": {
-                    "description": "Humidity: z flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "DQA": {
-                    "description": "Humidity: alpha flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36"
-                },
-                "ND": {
-                    "description": "night / day flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.ND"
-                },
-                "SF": {
-                    "description": "SST flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.TRIM"
-                },
-                "AF": {
-                    "description": "AT flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.TRIM"
-                },
-                "UF": {
-                    "description": "U-wind flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.TRIM"
-                },
-                "VF": {
-                    "description": "V-wind flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.TRIM"
-                },
-                "PF": {
-                    "description": "SLP flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.TRIM"
-                },
-                "RF": {
-                    "description": "RH (and WBT / DPT) flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.TRIM"
-                },
-                "ZNC": {
-                    "description": "report-status flag (ship position)",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "WNC": {
-                    "description": "wind flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "BNC": {
-                    "description": "visibility (VV) flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "XNC": {
-                    "description": "present weather (WW) flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "YNC": {
-                    "description": "past weather (W1) flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "PNC": {
-                    "description": "SLP flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "ANC": {
-                    "description": "AT flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "GNC": {
-                    "description": "WBT flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "DNC": {
-                    "description": "DPT flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "SNC": {
-                    "description": "SST flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "CNC": {
-                    "description": "cloud flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "ENC": {
-                    "description": "wave flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "FNC": {
-                    "description": "swell flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "TNC": {
-                    "description": "pressure tendency (A and PPP) flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C1.NCDC"
-                },
-                "QCE": {
-                    "description": "external (e.g. OSD)",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 63,
-                    "valid_min": 0
-                },
-                "LZ": {
-                    "description": "2x2 landlocked flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C1.LZ"
-                },
-                "QCZ": {
-                    "description": "source exclusion flags",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 31,
-                    "valid_min": 0
-                }
-            }
-        },
-        "c5": {
-            "header": {
-                "sentinal": " 594",
-                "length": 94
-            },
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "OS": {
-                    "description": "observation source",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.os"
-                },
-                "OP": {
-                    "description": "observation platform",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.op"
-                },
-                "FM": {
-                    "description": "FM code version",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "codetable": "icoads_3_0.fm"
-                },
-                "IMMV": {
-                    "description": "IMMT version",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "codetable": "icoads_3_0.immv"
-                },
-                "IX": {
-                    "description": "station / weather indic.",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.ix"
-                },
-                "W2": {
-                    "description": "2nd past weather",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.pastWeather"
-                },
-                "WMI": {
-                    "description": "indicicator for wave measurement",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.wmi"
-                },
-                "SD2": {
-                    "description": "direction of secondary swell",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C5.SD2"
-                },
-                "SP2": {
-                    "description": "period of secondary swell",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C5.SP2"
-                },
-                "SH2": {
-                    "description": "height of secondary swell",
-                    "field_length": 2,
-                    "column_type": "float16",
-                    "valid_max": 99.0,
-                    "valid_min": 0.0,
-                    "scale": 0.5,
-                    "precision": "0.1"
-                },
-                "IS": {
-                    "description": "ice accretion on ship",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.is"
-                },
-                "ES": {
-                    "description": "thickness of ice accretion",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0
-                },
-                "RS": {
-                    "description": "rate of ice accretion",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.rs"
-                },
-                "IC1": {
-                    "description": "concentration of sea ice",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C5.IC1"
-                },
-                "IC2": {
-                    "description": "stage of development",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C5.IC2"
-                },
-                "IC3": {
-                    "description": "ice of land origin",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C5.IC3"
-                },
-                "IC4": {
-                    "description": "true bearing of ice edge",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C5.IC4"
-                },
-                "IC5": {
-                    "description": "ice situation / trend",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C5.IC5"
-                },
-                "IR": {
-                    "description": "indicator for precipation data",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C5.IR"
-                },
-                "RRR": {
-                    "description": "amount of precipitation",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "codetable": "ICOADS.C5.RRR"
-                },
-                "TR": {
-                    "description": "duration of period of reference for amount of precipitation",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.tr"
-                },
-                "NU": {
-                    "description": "national use",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C5.NU"
-                },
-                "QCI": {
-                    "description": "quality control indicator",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicatorGeneral"
-                },
-                "QI1": {
-                    "description": "QC indicator for height of clouds",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI2": {
-                    "description": "QC indicator for visibility",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI3": {
-                    "description": "QC indicator for clouds",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI4": {
-                    "description": "QC indicator for wind direction",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI5": {
-                    "description": "QC indicator for wind speed",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI6": {
-                    "description": "QC indicator for air temperature",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI7": {
-                    "description": "QC indicator for dew-point temperature",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI8": {
-                    "description": "QC indicator for air pressure",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI9": {
-                    "description": "QC indicator for weather",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI10": {
-                    "description": "QC indicator for sea surface temperature",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI11": {
-                    "description": "QC indicator for period of wind waves of of measured waves",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI12": {
-                    "description": "QC indicator for height of wind waves of of measured waves",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI13": {
-                    "description": "QC indicator for swell",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI14": {
-                    "description": "QC indicator for precipitation",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI15": {
-                    "description": "QC indicator for characteristic of pressure tendency",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI16": {
-                    "description": "QC indicator for amount of pressure tendency",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI17": {
-                    "description": "QC indicator for true direction of ship",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI18": {
-                    "description": "QC indicator for ship's average speed",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI19": {
-                    "description": "QC indicator for wet-bulb temperature",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI20": {
-                    "description": "QC indicator for ship's position",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI21": {
-                    "description": "MQCS version",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCversion"
-                },
-                "HDG": {
-                    "description": "ships's heading",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 360,
-                    "valid_min": 0
-                },
-                "COG": {
-                    "description": "course over ground",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 360,
-                    "valid_min": 0
-                },
-                "SOG": {
-                    "description": "speed over ground",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0
-                },
-                "SLL": {
-                    "description": "max height of cargo above summer load line",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0
-                },
-                "SLHH": {
-                    "description": "departure of summer max load line from sea level",
-                    "field_length": 3,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": -99
-                },
-                "RWD": {
-                    "description": "relative wind direction",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 360,
-                    "valid_min": 1
-                },
-                "RWS": {
-                    "description": "relative wind speed",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": 0.0,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "QI22": {
-                    "description": "QC indicator for ship's heading",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI23": {
-                    "description": "QC indicator for course over ground",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI24": {
-                    "description": "QC indicator for speed over ground",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI25": {
-                    "description": "QC indicator for SLL",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI26": {
-                    "description": "see doc",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI27": {
-                    "description": "QC indicator for SLHH",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI28": {
-                    "description": "QC indicator for relative wind direction",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "QI29": {
-                    "description": "QC indicator for relative wind speed",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.MQCIndicator"
-                },
-                "RH": {
-                    "description": "relative humidity",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 100.0,
-                    "valid_min": 0.0,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "RHI": {
-                    "description": "relative humidity indicator",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.rhi"
-                },
-                "AWSI": {
-                    "description": "AWS indicator",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.awsi"
-                },
-                "IMONO": {
-                    "description": "IMO number",
-                    "field_length": 7,
-                    "column_type": "int32",
-                    "valid_max": 9999999.0,
-                    "valid_min": 0.0,
-                    "scale": 1
-                }
-            }
-        },
-        "c6": {
-            "header": {
-                "sentinal": " 668",
-                "length": 68
-            },
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "CCCC": {
-                    "description": "collecting center",
-                    "field_length": 4,
-                    "column_type": "str",
-                    "codetable": "ICOADS.C6.CCCC"
-                },
-                "BUID": {
-                    "description": "bulletin ID",
-                    "field_length": 6,
-                    "column_type": "str",
-                    "codetable": "ICOADS.C6.BUID"
-                },
-                "FBSRC": {
-                    "description": "feedback source",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C6.FBSRC"
-                },
-                "BMP": {
-                    "description": "background SLP",
-                    "field_length": 5,
-                    "column_type": "float32",
-                    "valid_max": 1074.6,
-                    "valid_min": 870.0,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "BSWU": {
-                    "description": "background wind U-component",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "SWU": {
-                    "description": "derived wind U-component",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "BSWV": {
-                    "description": "background wind V-component",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "SWV": {
-                    "description": "derived wind V-component",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "BSAT": {
-                    "description": "background air temperature",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.9,
-                    "valid_min": -99.9,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "BSRH": {
-                    "description": "background relative humidity",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 100.0,
-                    "valid_min": 0.0,
-                    "scale": 1.0,
-                    "precision": "1"
-                },
-                "SRH": {
-                    "description": "derived relative humidity",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 100.0,
-                    "valid_min": 0.0,
-                    "scale": 1.0,
-                    "precision": "1"
-                },
-                "BSST": {
-                    "description": "background SST",
-                    "field_length": 5,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": -99.99,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "MST": {
-                    "description": "model surface type",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C6.ST"
-                },
-                "BMSH": {
-                    "description": "model height of surface",
-                    "field_length": 4,
-                    "column_type": "int16",
-                    "valid_max": 9999,
-                    "valid_min": -999
-                },
-                "BY": {
-                    "description": "background year",
-                    "field_length": 4,
-                    "column_type": "int16",
-                    "valid_max": 9999,
-                    "valid_min": 0
-                },
-                "BM": {
-                    "description": "background month",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 12,
-                    "valid_min": 1
-                },
-                "BD": {
-                    "description": "background day",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 31,
-                    "valid_min": 1
-                },
-                "BH": {
-                    "description": "background hour",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 23,
-                    "valid_min": 0
-                },
-                "BFL": {
-                    "description": "background forecast length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0
-                }
-            }
-        },
-        "c7": {
-            "header": {
-                "sentinal": " 758",
-                "length": 58
-            },
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "MDS": {
-                    "description": "metadata source",
-                    "field_length": 1,
-                    "column_type": "str",
-                    "valid_max": 1.0,
-                    "valid_min": 0.0,
-                    "scale": 1.0,
-                    "precision": null,
-                    "codetable": null
-                },
-                "C1M": {
-                    "description": "recruiting country",
-                    "field_length": 2,
-                    "column_type": "str",
-                    "codetable": "icoads_3_0.country"
-                },
-                "OPM": {
-                    "description": "type of ship (program)",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.opm"
-                },
-                "KOV": {
-                    "description": "kind of vessel",
-                    "field_length": 2,
-                    "column_type": "str",
-                    "codetable": "icoads_3_0.kov"
-                },
-                "COR": {
-                    "description": "country of registry",
-                    "field_length": 2,
-                    "column_type": "str",
-                    "codetable": "icoads_3_0.country"
-                },
-                "TOB": {
-                    "description": "type of barometer",
-                    "field_length": 3,
-                    "column_type": "str",
-                    "codetable": "icoads_3_0.tob"
-                },
-                "TOT": {
-                    "description": "type of thermometer",
-                    "field_length": 3,
-                    "column_type": "str",
-                    "codetable": "icoads_3_0.tot"
-                },
-                "EOT": {
-                    "description": "exposure of thermometer",
-                    "field_length": 2,
-                    "column_type": "str",
-                    "codetable": "ICOADS.C7.EOT"
-                },
-                "LOT": {
-                    "description": "screen location",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.lot"
-                },
-                "TOH": {
-                    "description": "type of hygrometer",
-                    "field_length": 1,
-                    "column_type": "str",
-                    "codetable": "icoads_3_0.toh"
-                },
-                "EOH": {
-                    "description": "exposure of hygrometer",
-                    "field_length": 2,
-                    "column_type": "str",
-                    "codetable": "ICOADS.C7.EOH"
-                },
-                "SIM": {
-                    "description": "SST measurement method",
-                    "field_length": 3,
-                    "column_type": "str",
-                    "codetable": "icoads_3_0.sstMethod_c7"
-                },
-                "LOV": {
-                    "description": "length of vessel",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 999,
-                    "valid_min": 0
-                },
-                "DOS": {
-                    "description": "depth of SST measurement",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0
-                },
-                "HOP": {
-                    "description": "height of visual observing platform",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 999,
-                    "valid_min": 0
-                },
-                "HOT": {
-                    "description": "height of thermometer",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 999,
-                    "valid_min": 0
-                },
-                "HOB": {
-                    "description": "height of barometer",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 999,
-                    "valid_min": 0
-                },
-                "HOA": {
-                    "description": "height of anemometer",
-                    "field_length": 3,
-                    "column_type": "int16",
-                    "valid_max": 999,
-                    "valid_min": 0
-                },
-                "SMF": {
-                    "description": "source metadata file",
-                    "field_length": 5,
-                    "column_type": "int32",
-                    "valid_max": 99999,
-                    "valid_min": 0,
-                    "codetable": "ICOADS.C7.SMF"
-                },
-                "SME": {
-                    "description": "source metadata element",
-                    "field_length": 5,
-                    "column_type": "int32",
-                    "valid_max": 99999.0,
-                    "valid_min": 0.0,
-                    "scale": 1.0,
-                    "precision": null,
-                    "codetable": null
-                },
-                "SMV": {
-                    "description": "source format version",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0,
-                    "codetable": "icoads_3_0.smv"
-                }
-            }
-        },
-        "c8": {
-            "header": {
-                "sentinal": " 82U",
-                "length": 102
-            },
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int16",
-                    "encoding": "base36",
-                    "ignore": true
-                },
-                "OTV": {
-                    "description": "temperature value",
-                    "field_length": 5,
-                    "column_type": "float32",
-                    "valid_max": 38.999,
-                    "valid_min": -3.0,
-                    "scale": 0.001,
-                    "precision": "0.001"
-                },
-                "OTZ": {
-                    "description": "temperature depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OSV": {
-                    "description": "salinity value",
-                    "field_length": 5,
-                    "column_type": "float32",
-                    "valid_max": 40.999,
-                    "valid_min": 0.0,
-                    "scale": 0.001,
-                    "precision": "0.001"
-                },
-                "OSZ": {
-                    "description": "salinity depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OOV": {
-                    "description": "dissolved oxygen value",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 12.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OOZ": {
-                    "description": "dissolved oxygen depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OPV": {
-                    "description": "phosphate value",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 30.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OPZ": {
-                    "description": "phosphate depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OSIV": {
-                    "description": "silicate value",
-                    "field_length": 5,
-                    "column_type": "float32",
-                    "valid_max": 250.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OSIZ": {
-                    "description": "silicate depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "ONV": {
-                    "description": "nitrate value",
-                    "field_length": 5,
-                    "column_type": "float32",
-                    "valid_max": 500.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "ONZ": {
-                    "description": "nitrate depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OPHV": {
-                    "description": "pH value",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 9.2,
-                    "valid_min": 6.2,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OPHZ": {
-                    "description": "pH depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OCV": {
-                    "description": "total chlorophyll value",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 50.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OCZ": {
-                    "description": "total chlorophyll depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OAV": {
-                    "description": "alkalinity value",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 3.1,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OAZ": {
-                    "description": "alkalinity depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OPCV": {
-                    "description": "partial pressure of carbon dioxide value",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 999.0,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "OPCZ": {
-                    "description": "partial pressure of carbon dioxide depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "ODV": {
-                    "description": "dissolved inorganic carbon value",
-                    "field_length": 2,
-                    "column_type": "float32",
-                    "valid_max": 4.0,
-                    "valid_min": 0.0,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "ODZ": {
-                    "description": "dissolved inorganic carbon depth",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 99.99,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "PUID": {
-                    "description": "provider's unique record identification",
-                    "field_length": 10,
-                    "column_type": "object"
-                }
-            }
-        },
-        "c9": {
-            "header": {
-                "sentinal": " 932",
-                "length": 32
-            },
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "CCe": {
-                    "description": "change code",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "codetable": "ICOADS.C9.CCe"
-                },
-                "WWe": {
-                    "description": "present weather",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.ww"
-                },
-                "Ne": {
-                    "description": "total cloud amount",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C9.N"
-                },
-                "NHe": {
-                    "description": "lower cloud amount",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C9.NH"
-                },
-                "He": {
-                    "description": "lower cloud base height",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.h"
-                },
-                "CLe": {
-                    "description": "low cloud type",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.cl"
-                },
-                "CMe": {
-                    "description": "middle cloud type",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.cm"
-                },
-                "CHe": {
-                    "description": "high cloud type",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "icoads_3_0.ch"
-                },
-                "AM": {
-                    "description": "middle cloud amount",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 8.0,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "AH": {
-                    "description": "high cloud amount",
-                    "field_length": 3,
-                    "column_type": "float32",
-                    "valid_max": 8.0,
-                    "valid_min": 0.0,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                },
-                "UM": {
-                    "description": "NOL middle amount",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "valid_max": 8,
-                    "valid_min": 0
-                },
-                "UH": {
-                    "description": "NOL high amount",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "valid_max": 8,
-                    "valid_min": 0
-                },
-                "SBI": {
-                    "description": "sky-brightness indicator",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C9.SBI"
-                },
-                "SA": {
-                    "description": "solar altitude",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 90.0,
-                    "valid_min": -90.0,
-                    "scale": 0.1,
-                    "precision": "0.1"
-                },
-                "RI": {
-                    "description": "relative lunar illuminance",
-                    "field_length": 4,
-                    "column_type": "float32",
-                    "valid_max": 1.17,
-                    "valid_min": -1.1,
-                    "scale": 0.01,
-                    "precision": "0.01"
-                }
-            }
-        },
-        "c95": {
-            "header": {
-                "sentinal": "9561",
-                "length": 61
-            },
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ICNR": {
-                    "description": "input component number",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0
-                },
-                "FNR": {
-                    "description": "field number",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 1
-                },
-                "DPRO": {
-                    "description": "data provider - reanalysis: lead organization",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C95.DPRO"
-                },
-                "DPRP": {
-                    "description": "data provider - reanalysis: project",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C95.DPRP"
-                },
-                "UFR": {
-                    "description": "usage flag - reanalysis",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C95.UFR"
-                },
-                "MFGR": {
-                    "description": "model-collocated first guess value",
-                    "field_length": 7,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": 1.0,
-                    "precision": "1"
-                },
-                "MFGSR": {
-                    "description": "model-collocated first guess",
-                    "field_length": 7,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": 1.0,
-                    "precision": "1"
-                },
-                "MAR": {
-                    "description": "value or repesentative value",
-                    "field_length": 7,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": 1.0,
-                    "precision": "1"
-                },
-                "MASR": {
-                    "description": "model-collocated analysis spread",
-                    "field_length": 7,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": 1.0,
-                    "precision": "1"
-                },
-                "BCR": {
-                    "description": "bias corrected value",
-                    "field_length": 7,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": 1.0,
-                    "precision": "1"
-                },
-                "ARCR": {
-                    "description": "author reference code",
-                    "field_length": 4,
-                    "column_type": "object",
-                    "codetable": "ICOADS.C95.ARCR"
-                },
-                "CDR": {
-                    "description": "creation date",
-                    "field_length": 8,
-                    "column_type": "int32",
-                    "valid_max": null,
-                    "valid_min": 20140101.0
-                },
-                "ASIR": {
-                    "description": "access status indicator",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C95.ASIR"
-                }
-            }
-        },
-        "c96": {
-            "header": {
-                "sentinal": "9653",
-                "length": 53
-            },
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ICNI": {
-                    "description": "input component number",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 1
-                },
-                "FNI": {
-                    "description": "field number",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 1
-                },
-                "JVAD": {
-                    "description": "scaling factor for VAD",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "VAD": {
-                    "description": "value added data",
-                    "field_length": 6,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": null,
-                    "precision": null,
-                    "codetable": null
-                },
-                "IVAU1": {
-                    "description": "type indicator for VAU1",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 1
-                },
-                "JVAU1": {
-                    "description": "scaling factor for VAU1",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "VAU1": {
-                    "description": "uncertainty of type IVAU1",
-                    "field_length": 6,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": null,
-                    "precision": null
-                },
-                "IVAU2": {
-                    "description": "type indicator for VAU2",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "JVAU2": {
-                    "description": "scaling factor for VAU2",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "VAU2": {
-                    "description": "uncertainty of type IVAU2",
-                    "field_length": 6,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": null,
-                    "precision": null
-                },
-                "IVAU3": {
-                    "description": "type indicator for VAU3",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "JVAU3": {
-                    "description": "scaling factor for VAU3",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "VAU3": {
-                    "description": "uncertainty of type IVAU3",
-                    "field_length": 6,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": null,
-                    "precision": null
-                },
-                "VQC": {
-                    "description": "value added QC flag",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "valid_max": 9,
-                    "valid_min": 1
-                },
-                "ARCI": {
-                    "description": "auther reference code",
-                    "field_length": 4,
-                    "column_type": "object",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": null,
-                    "precision": null,
-                    "codetable": null
-                },
-                "CDI": {
-                    "description": "creation date",
-                    "field_length": 8,
-                    "column_type": "int32",
-                    "valid_max": null,
-                    "valid_min": 20140101.0
-                },
-                "ASII": {
-                    "description": "access status indicator",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C96.ASII"
-                }
-            }
-        },
-        "c97": {
-            "header": {
-                "sentinal": "9732",
-                "length": 32
-            },
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "ignore": true
-                },
-                "ICNE": {
-                    "description": "input component number",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 0
-                },
-                "FNE": {
-                    "description": "field number",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 99,
-                    "valid_min": 1
-                },
-                "CEF": {
-                    "description": "corrected / erroneous field flag",
-                    "field_length": 1,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": null,
-                    "precision": null
-                },
-                "ERRD": {
-                    "description": "corrected / erroneous field value",
-                    "field_length": 10,
-                    "column_type": "float32",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": null,
-                    "precision": null
-                },
-                "ARCE": {
-                    "description": "author reference code",
-                    "field_length": 4,
-                    "column_type": "object",
-                    "valid_max": null,
-                    "valid_min": null,
-                    "scale": null,
-                    "precision": null,
-                    "codetable": null
-                },
-                "CDE": {
-                    "description": "creation date",
-                    "field_length": 8,
-                    "column_type": "int32",
-                    "valid_max": null,
-                    "valid_min": 20140101.0
-                },
-                "ASIE": {
-                    "description": "access status indicator",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "codetable": "ICOADS.C97.ASIE"
-                }
-            }
-        },
-        "c98": {
-            "header": {"sentinal": "9815", "length": 15},
-            "elements": {
-                "ATTI": {
-                    "description": "attm ID",
-                    "field_length": 2,
-                    "column_type": "str"
-                },
-                "ATTL": {
-                    "description": "attm length",
-                    "field_length": 2,
-                    "column_type": "int8",
-                    "valid_max": 15,
-                    "valid_min": 15
-                },
-                "UID": {
-                    "description": "unique report ID",
-                    "field_length": 6,
-                    "column_type": "str"
-                },
-                "RN1": {
-                    "description": "Release no.: primary",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "RN2": {
-                    "description": "Release no.: secondary",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "RN3": {
-                    "description": "Release no.: tertiary",
-                    "field_length": 1,
-                    "column_type": "int8",
-                    "encoding": "base36",
-                    "valid_max": 35,
-                    "valid_min": 0
-                },
-                "RSA": {
-                    "description": "Release status indicator",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C98.RSA"
-                },
-                "IRF": {
-                    "description": "intermediate reject flag",
-                    "field_length": 1,
-                    "column_type": "key",
-                    "codetable": "ICOADS.C98.IRF"
-                }
-            }
-        },
-        "c99": {
-            "header": {"sentinal": "99 0", "delimiter":",", "field_layout":"fixed_width"},
-            "elements": {
-              "ATTI": {
-                  "description": "attm ID",
-                  "field_length": 2,
-                  "column_type": "str",
-                  "ignore":true
-              },
-              "ATTL": {
-                  "description": "attm length",
-                  "field_length": 2,
-                  "column_type": "int8",
-                  "valid_max": 0,
-                  "valid_min": 0,
-                  "ignore":true
-              },
-              "BLK": {
-                  "description": "blank space",
-                  "field_length": 1,
-                  "column_type": "object",
-                  "ignore": true
-              },
-              "Identifier": {
-                  "description": "WMO Buoy number",
-                  "field_length": 5,
-                  "column_type": "object"
-              },
-              "Odate": {
-                  "description": "Observation date",
-                  "field_length": 8,
-                  "column_type": "str"
-              },
-              "Otime": {
-                  "description": "Observation time",
-                  "field_length": 4,
-                  "column_type": "str"
-              },
-              "Lat": {
-                  "description": "Latitude (positive North)",
-                  "field_length": 9,
-                  "column_type": "float16",
-                  "valid_max": 90.0,
-                  "valid_min": -90.0,
-                  "decimal_places": 4,
-                  "units": "degrees"
-              },
-              "Lon": {
-                  "description": "Longitude (positive West)",
-                  "field_length": 9,
-                  "column_type": "float16",
-                  "valid_max": 180.0,
-                  "valid_min": -180.0,
-                  "decimal_places": 4,
-                  "units": "degrees"
-              },
-              "QC_POS": {
-                  "description": "Quality control flag for position",
-                  "field_length": 1,
-                  "column_type": "key",
-                  "missing_value":"P",
-                  "codetable": "ICOADS.C99.QC"
-              },
-              "PDT": {
-                  "description": "Position date",
-                  "field_length": 8,
-                  "column_type": "str"
-              },
-              "PTM": {
-                  "description": "Position time",
-                  "field_length": 4,
-                  "column_type": "str"
-              },
-              "Drogue": {
-                  "description": "Drogue depth",
-                  "field_length": 7,
-                  "column_type": "float16",
-                  "valid_max": 99999.0,
-                  "valid_min": 0.0,
-                  "decimal_places": 1,
-                  "units": "metre"
-              },
-              "SST": {
-                  "description": "Sea surface temperature",
-                  "field_length": 7,
-                  "column_type": "float16",
-                  "valid_max": 99.99,
-                  "valid_min": -99.99,
-                  "decimal_places": 2,
-                  "units": "degree Celsius"
-              },
-              "QC_SST": {
-                  "description": "Quality control flag for SST",
-                  "field_length": 1,
-                  "column_type": "key",
-                  "missing_value":"P",
-                  "codetable": "ICOADS.C99.QC"
-              },
-              "Airtemp": {
-                  "description": "Air temperature",
-                  "field_length": 7,
-                  "column_type": "float16",
-                  "valid_max": 99.99,
-                  "valid_min": -99.99,
-                  "decimal_places": 2,
-                  "units": "degree Celsius"
-              },
-              "QC_AirT": {
-                  "description": "Quality control flag for Air temp",
-                  "field_length": 1,
-                  "column_type": "key",
-                  "missing_value":"P",
-                  "codetable": "ICOADS.C99.QC"
-              },
-              "Pressure": {
-                  "description": "Air Pressure at sea level",
-                  "field_length": 7,
-                  "column_type": "float32",
-                  "valid_max": 1074.6,
-                  "valid_min": 870.0,
-                  "decimal_places": 2,
-                  "units": "hectopascal"
-              },
-              "QC_Pr": {
-                  "description": "Quality control flag for pressure",
-                  "field_length": 1,
-                  "column_type": "key",
-                  "missing_value":"P",
-                  "codetable": "ICOADS.C99.QC"
-              },
-              "WSp": {
-                  "description": "Wind speed",
-                  "field_length": 7,
-                  "column_type": "float16",
-                  "valid_max": 99.99,
-                  "valid_min": 0.0,
-                  "decimal_places": 2,
-                  "units": "metres per second"
-
-              },
-              "QC_Wsp": {
-                  "description": "Quality control flag for Wind Speed",
-                  "field_length": 1,
-                  "column_type": "key",
-                  "missing_value":"P",
-                  "codetable": "ICOADS.C99.QC"
-              },
-              "WDir": {
-                  "description": "Wind direction relative to true North",
-                  "field_length": 7,
-                  "column_type": "float16",
-                  "valid_max": 360.0,
-                  "valid_min": 0.0,
-                  "decimal_places": 2,
-                  "units": "degrees true"
-              },
-              "QC_WD": {
-                  "description": "Quality control flag for Wind direction",
-                  "field_length": 1,
-                  "column_type": "key",
-                  "missing_value":"P",
-                  "codetable": "ICOADS.C99.QC"
-              },
-              "RelHum": {
-                  "description": "Relative humidity (%)",
-                  "field_length": 7,
-                  "column_type": "float16",
-                  "valid_max": 100.0,
-                  "valid_min": 0.0,
-                  "decimal_places": 2
-              },
-              "QC_RH": {
-                  "description": "Quality control flag for relative humidity",
-                  "field_length": 1,
-                  "column_type": "key",
-                  "missing_value":"P",
-                  "codetable": "ICOADS.C99.QC"
-              }
-            }
-        }
-    }
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.A.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.A.json
deleted file mode 100644
index 2a8daf9fe9c53de8ff74c4646a249df28c250b29..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.A.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-	"0":"Increasing, then decreasing; atmopsheric pressure the same or higher than three hours ago",
-	"1":"Increasing, then steady; or increasing, then increasing more slowly - Atmospheric pressure now higher than three hours ago",
-	"2":"Increasing (steadily or unsteadily) - Atmospheric pressure now higher than three hours ago",
-	"3":"Decreasing or steady, then increasing; or increasing, then increasing more rapidly - Atmospheric pressure now higher than three hours ago",
-	"4":"Steady; atmopsheric pressure the same as three hours ago",
-	"5":"Decreasing, then increasing; atmospheric pressure the same ot lower than three hours ago",
-	"6":"Decreasing, then steady; or decreasing, then decreasing more slowly - Atmospheric pressure now lower than three hours ago",
-	"7":"Decreasing (steadily or unsteadily) - Atmospheric pressure now lower than three hours ago",
-	"8":"Steady or increasing, then decreasing; or decreasing, then decreasing more rapidly - Atmospheric pressure now lower than three hours ago"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.C1.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.C1.json
deleted file mode 100644
index d9ec138fe198628d95ba1a547db3b7aae75beb69..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.C1.json
+++ /dev/null
@@ -1,259 +0,0 @@
-{
-	"0":"Netherlands",
-	"1":"Norway",
-	"2":"US",
-	"3":"UK",
-	"4":"France",
-	"5":"Denmark",
-	"6":"Italy",
-	"7":"India",
-	"8":"Hong Kong",
-	"9":"New Zealand",
-	"00":"Netherlands",
-	"01":"Norway",
-	"02":"US",
-	"03":"UK",
-	"04":"France",
-	"05":"Denmark",
-	"06":"Italy",
-	"07":"India",
-	"08":"Hong Kong",
-	"09":"New Zealand",
-	"10":"Ireland",
-	"11":"Philippines",
-	"12":"Egypt",
-	"13":"Canada",
-	"14":"Belgium",
-	"15":"South Africa",
-	"16":"Australia",
-	"17":"Japan",
-	"18":"Pakistan",
-	"19":"Argentina",
-	"20":"Sweden",
-	"21":"Federal Republic of Germany",
-	"22":"Iceland",
-	"23":"Israel",
-	"24":"Malaysia",
-	"25":"USSR",
-	"26":"Finland",
-	"27":"Rep. of Korea",
-	"28":"New Caledonia",
-	"29":"Portugal",
-	"30":"Spain",
-	"31":"Thailand",
-	"32":"Yugoslavia",
-	"33":"Poland",
-	"34":"Brazil",
-	"35":"Singapore",
-	"36":"Kenya",
-	"37":"Tanzania",
-	"38":"Uganda",
-	"39":"Mexico",
-	"40":"German Democractic Republic",
-	"AF":"Afghanistan",
-	"AL":"Albania",
-	"DZ":"Algeria",
-	"AD":"Andorra",
-	"AO":"Angola",
-	"AG":"Antigua and Barbuda",
-	"AR":"Argentina",
-	"AM":"Armenia",
-	"AW":"Aruba",
-	"AU":"Australia",
-	"AT":"Austria",
-	"AZ":"Azerbaijan",
-	"BS":"Bahamas",
-	"BH":"Bahrain",
-	"BD":"Bangladesh",
-	"BB":"Barbados",
-	"BY":"Belarus",
-	"BE":"Belgium",
-	"BZ":"Belize",
-	"BJ":"Benin",
-	"BT":"Bhutan",
-	"BO":"Bolivia",
-	"BA":"Bosnia and Herzegovina",
-	"BW":"Botswana",
-	"BR":"Brazil",
-	"BN":"Brunei Darussalam",
-	"BG":"Bulgaria",
-	"BF":"Burkina Faso",
-	"BI":"Burundi",
-	"KH":"Cambodia",
-	"CM":"Cameroon",
-	"CA":"Canada",
-	"CV":"Cape Verde",
-	"CF":"Central African Republic",
-	"TD":"Chad",
-	"CL":"Chile",
-	"CN":"China",
-	"CO":"Columbia",
-	"KM":"Comoros",
-	"CG":"Congo",
-	"CD":"The Democratic Republic of the Congo",
-	"CR":"Costa Rica",
-	"CI":"Cote d'Ivoire",
-	"HR":"Croatia",
-	"CU":"Cuba",
-	"CY":"Cyprus",
-	"CZ":"Czech Republic",
-	"DK":"Denmark",
-	"DJ":"Djibouti",
-	"DM":"Dominica",
-	"DO":"Dominican Republic",
-	"EC":"Ecuador",
-	"EG":"Egypt",
-	"SV":"El Salvador",
-	"GQ":"Equatorial Guinea",
-	"ER":"Eritrea",
-	"EE":"Estonia",
-	"ET":"Ethiopia",
-	"FJ":"Fiji",
-	"FI":"Finland",
-	"FR":"France",
-	"GA":"Gabon",
-	"GM":"Gambia",
-	"GE":"Georgia",
-	"DE":"Germany",
-	"GH":"Ghana",
-	"GR":"Greece",
-	"GD":"Grenada",
-	"GT":"Guatemala",
-	"GN":"Guinea",
-	"GW":"Guinea Bissau",
-	"GY":"Guyana",
-	"HT":"Haiti",
-	"HN":"Honduras",
-	"HK":"Hong Kong",
-	"HU":"Hungary",
-	"IS":"Iceland",
-	"IN":"India",
-	"ID":"Indonesia",
-	"IR":"Islamic Republic of Iran",
-	"IQ":"Iraq",
-	"IE":"Ireland",
-	"IL":"Israel",
-	"IT":"Italy",
-	"JM":"Jamaica",
-	"JP":"Japan",
-	"JO":"Jordan",
-	"KZ":"Kazakhstan",
-	"KE":"Kenya",
-	"KI":"Kiribati",
-	"KR":"Republic of Korea",
-	"KW":"Kuwait",
-	"KG":"Kyrgyzstan",
-	"LA":"Lao Peoples Democratic Republic",
-	"LV":"Latvia",
-	"LB":"Lebanon",
-	"LS":"Lesotho",
-	"LR":"Liberia",
-	"LY":"Libyan Arab Jamahiriya",
-	"LT":"Lithuania",
-	"LU":"Luxembourg",
-	"MK":"The Former Yugoslav Republic of Macedonia",
-	"MG":"Madagascar",
-	"MW":"Malawi",
-	"MY":"Malaysia",
-	"MV":"Maldives",
-	"ML":"Mali",
-	"MT":"Malta",
-	"MH":"Marshal Islands",
-	"MR":"Mauritania",
-	"MU":"Mauritius",
-	"MX":"Mexico",
-	"FM":"Federated States of Micronesia",
-	"MD":"Republic of Moldova",
-	"MC":"Monaco",
-	"MN":"Mongolia",
-	"MA":"Morocco",
-	"MZ":"Mozambique",
-	"MM":"Myanmar",
-	"NA":"Namibia",
-	"NR":"Nauru",
-	"NP":"Nepal",
-	"NL":"Netherlands",
-	"AN":"Netherlands Antilles",
-	"NZ":"New Zealand",
-	"NI":"Nicaragua",
-	"NE":"Niger",
-	"NG":"Nigeria",
-	"KP":"Democratic People's Republic of Korea",
-	"NO":"Norway",
-	"OM":"Oman",
-	"PK":"Pakistan",
-	"PW":"Palau",
-	"PS":"Occupied Palestinian Territory",
-	"PA":"Panama",
-	"PG":"Papua New Guinea",
-	"PY":"Paraguay",
-	"PE":"Peru",
-	"PH":"Philippines",
-	"PL":"Poland",
-	"PT":"Portugal",
-	"QA":"Qatar",
-	"RO":"Romania",
-	"RU":"Russian Federation",
-	"RW":"Rwanda",
-	"KN":"Saint Kitts and Nevis",
-	"LC":"Saint Lucia",
-	"VC":"Saint Vincent and the Grenadines",
-	"WS":"Samoa",
-	"SM":"San Marino",
-	"ST":"Sao Tome And Principe",
-	"SA":"Saudi Arabia",
-	"SN":"Senegal",
-	"CS":"Serbia and Montenegro",
-	"SC":"Seychelles",
-	"SL":"Sierra Leone",
-	"SG":"Singapore",
-	"SK":"Slovakia",
-	"SI":"Slovenia",
-	"SB":"Solomon Islands",
-	"SO":"Somalia",
-	"ZA":"South Africa",
-	"ES":"Spain",
-	"LK":"Sri Lanka",
-	"SD":"Sudan",
-	"SR":"Surinam",
-	"SZ":"Swaziland",
-	"SE":"Sweden",
-	"CH":"Switzerland",
-	"SY":"Syrian Arab Republic",
-	"TJ":"Tajikistan",
-	"TZ":"United Republic of Tanzania",
-	"TH":"Thailand",
-	"TL":"Timor - Leste",
-	"TG":"Togo",
-	"TO":"Tonga",
-	"TT":"Trinidad and Tobago",
-	"TN":"Tunisia",
-	"TR":"Turkey",
-	"TM":"Turkmenistan",
-	"TV":"Tuvala",
-	"UG":"Uganda",
-	"UA":"Ukraine",
-	"AE":"United Arab Emirates",
-	"GB":"United Kingdom",
-	"US":"United States",
-	"UY":"Uruguay",
-	"UZ":"Uzbekistan",
-	"VU":"Vanuatu",
-	"VA":"Vatican City",
-	"VE":"Venezuela",
-	"VN":"Viet Nam",
-	"YE":"Yemen",
-	"ZM":"Zambia",
-	"ZW":"Zimbabwe",
-	"DD":"East Germany",
-	"CS":"Serbia and Montenegro",
-	"RU":"Soviet Union",
-	"NC":"New Caledonia",
-	"ZY":"None (self recruited)",
-	"ZZ":"None (third party support)",
-	"TW":"Taiwan (Province of China)",
-	"SU":"Soviet Union",
-	"YU":"Yugoslavia",
-	"XX":"Multiple recruitment",
-	"EU":"European Union"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CH.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CH.json
deleted file mode 100644
index 173f07f7d5052512baaa2d3c530d19afc14d61cf..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CH.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"0":"No Cirrus, Cirrocumulus or Cirrostratus",
-	"1":"Cirrus in the form of filaments, strands or hooks, not progressively invading the sky",
-	"2":"Dense Cirrus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus, or Cirrus with sproutings in the form of small turrets or battlements, or Cirrus having the appearance of cumuliform tufts",
-	"3":"Dense Cirrus, often in the form of an anvil, being the remains of the upper parts of Cumulonimbus",
-	"4":"Cirrus in the form of hooks or of filaments, or both, progressively invading the sky; they generally become denser as a whole",
-	"5":"Cirrus (often in bands converging towards one point or two opposite points of the horizon) and Cirrostratus, or Cirrostratus alone; in either case, they are progressively invading the sky, and generally growing denser as a whole, but the continuous veil does not reach 45 degrees above the horizon.",
-	"6":"Cirrus (often in bands converging towards one point or two opposite points of the horizon) and Cirrostratus, or Cirrostratus alone; in either case, they are progressively invading the sky, and generally growing denser as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered",
-	"7":"Veil of Cirrostratus covering the celestial dome",
-	"8":"Cirrostratus not progressively invading the sky and not completely covering the celestial dome",
-	"9":"Cirrocumulus alone, or Cirrocumulus accompanied by Cirrus or Cirrostratus, or both, but Cirrocumulus is predominant",
-	"10":"Cirrus, Cirrocumulus and Cirrostratus invisible owing to darkness, fog, blowing dust or sand, or other similar phenomena, or more often because of the presence of a continuous layer of lower clouds"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CL.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CL.json
deleted file mode 100644
index 173f07f7d5052512baaa2d3c530d19afc14d61cf..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CL.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"0":"No Cirrus, Cirrocumulus or Cirrostratus",
-	"1":"Cirrus in the form of filaments, strands or hooks, not progressively invading the sky",
-	"2":"Dense Cirrus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus, or Cirrus with sproutings in the form of small turrets or battlements, or Cirrus having the appearance of cumuliform tufts",
-	"3":"Dense Cirrus, often in the form of an anvil, being the remains of the upper parts of Cumulonimbus",
-	"4":"Cirrus in the form of hooks or of filaments, or both, progressively invading the sky; they generally become denser as a whole",
-	"5":"Cirrus (often in bands converging towards one point or two opposite points of the horizon) and Cirrostratus, or Cirrostratus alone; in either case, they are progressively invading the sky, and generally growing denser as a whole, but the continuous veil does not reach 45 degrees above the horizon.",
-	"6":"Cirrus (often in bands converging towards one point or two opposite points of the horizon) and Cirrostratus, or Cirrostratus alone; in either case, they are progressively invading the sky, and generally growing denser as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered",
-	"7":"Veil of Cirrostratus covering the celestial dome",
-	"8":"Cirrostratus not progressively invading the sky and not completely covering the celestial dome",
-	"9":"Cirrocumulus alone, or Cirrocumulus accompanied by Cirrus or Cirrostratus, or both, but Cirrocumulus is predominant",
-	"10":"Cirrus, Cirrocumulus and Cirrostratus invisible owing to darkness, fog, blowing dust or sand, or other similar phenomena, or more often because of the presence of a continuous layer of lower clouds"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CM.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CM.json
deleted file mode 100644
index 5be2e93025b6ae4eb090e6b071c0e56ef8816727..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.CM.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"0":"No Altocumulus, Altostratus or Nimbostratus",
-	"1":"Altostratus, the greater part of which is semitransparent; through this part the sun or moon may be weakly visible, as through ground glass",
-	"2":"Altostratus, the greater part of which is sufficiently dense to hide the sun or moon, or Nimbostratus",
-	"3":"Altocumulus, the greater part of which is semitransparent; the various elements of the cloud change only slowly and are all at a single level",
-	"4":"Patches (often in the form of almonds or fish) of Altocumulus, the greater part of which is semi-transparent; the clouds occur at one or more levels and the elements are continually changing in appearance",
-	"5":"Altocumulus clouds generally thicken as a whole; Semi-transparent Altocumulus in bands, or Altocumulus, in one or more fairly continuous layer (semi-transparent or opaque), progresively invading the sky; these Altocumulus clouds generally thicken as a whole",
-	"6":"Altocumulus resulting from the spreading out of Cumulus (or Cumulonimbus)",
-	"7":"Altocumulus in two or more layers, usually opaque in places, and not progressively invading the sky; or opaque layer of Altocumulus, not progressively invading the sky; or Altocumulus together with Altostratus or Nimbostratus",
-	"8":"Altocumulus with sproutings in the form of small towers or battlements, or Altocumulus having the appearance of cumuliform tufts",
-	"9":"Altocumulus of a chaotic sky, generally at several levels",
-	"10":"Altocumulus, Altostratus and Nimbostratus invisible owing to darkness, fog, blowing dust or sand, or other similar phenomena, or more often because of the presence of a continuous layer of lower clouds"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DI.json
deleted file mode 100644
index 602e98c7bbea6e080a8edbca7aa406a169c4e5a7..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DI.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-	"0":"36-point compass",
-	"1":"32-point compass",
-	"2":"16 of 36-point compass",
-	"3":"16 of 32-point compass",
-	"4":"8-point compass",
-	"5":"360-point compass",
-	"6":"high resolution data (e.g., tenths of degrees)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DPTI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DPTI.json
deleted file mode 100644
index d4c202debdd620363998660ebc5e8bb2968d4e5b..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DPTI.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-	"0":"measured",
-	"1":"computed",
-	"2":"iced measured",
-	"3":"iced computed"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DS.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DS.json
deleted file mode 100644
index 641395cbd24c10246eb7eb772be7138e54b69722..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.DS.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"0",
-	"1":"45",
-	"2":"90",
-	"3":"135",
-	"4":"180",
-	"5":"225",
-	"6":"270",
-	"7":"315",
-	"8":"360",
-	"9":"NULL"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.H.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.H.json
deleted file mode 100644
index 3da316fa76f727118b7f160e08a718050c2917de..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.H.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"0":"0",
-	"1":"50",
-	"2":"100",
-	"3":"200",
-	"4":"300",
-	"5":"600",
-	"6":"1000",
-	"7":"1500",
-	"8":"2000",
-	"9":"2500",
-	"10":"NULL"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.HI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.HI.json
deleted file mode 100644
index a753ac92127518f395ac7be1d9fe124bcef4839a..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.HI.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-	"0":"estimated",
-	"1":"measured"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.II.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.II.json
deleted file mode 100644
index aaa4b3017cc7187c3ac25de2416dd37cdeebbde6..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.II.json
+++ /dev/null
@@ -1,14 +0,0 @@
-{
-	"0":"ID present, but unknown type",
-	"1":"ship, Ocean Station Vessel (OSV), or ice station callsign",
-	"2":"generic ID (e.g., SHIP, BUOY, RIGG, PLAT)",
-	"3":"WMO 5-digit buoy number",
-	"4":"other buoy number (e.g., Argos or national buoy number)",
-	"5":"Coastal-Marine Automated Network (C-MAN) ID (assigned by US NDBC or other organizations)",
-	"6":"station name or number",
-	"7":"oceanographic platform/cruise number",
-	"8":"fishing vessel psuedo-ID",
-	"9":"national ship number",
-	"10":"composite information from early ship data",
-	"11":"7-digit buoy ID (proposed)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.IM.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.IM.json
deleted file mode 100644
index cb8234807238b031bb0d82c6d43dbd56fda7b8dd..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.IM.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-	"0":"version 0 (2010, http://icoads.noaa.gov/e-doc/imma/R2.5-imma.pdf)",
-	"1":"version 1 (2016)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.IT.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.IT.json
deleted file mode 100644
index 8f315bea43b67d73fc2a473fbe8783e8de56fe2b..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.IT.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"tenths degC",
-	"1":"half degC",
-	"2":"whole degC",
-	"3":"whole or tenths degC (mixed precision among temperature fields)",
-	"4":"tenths degF",
-	"5":"half degF",
-	"6":"whole degF",
-	"7":"whole or tenths degF (mixed precision among temperature fields)",
-	"8":"high resolution data (e.g., hundredths degC)",
-	"9":"other"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.LI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.LI.json
deleted file mode 100644
index 7d57a7b2070a44f215cfedd0630b0535b6b5b638..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.LI.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-	"0":"degrees and tenths",
-	"1":"whole degrees",
-	"2":"mixed precision",
-	"3":"interpolated",
-	"4":"degrees and minutes",
-	"5":"high resolution data (e.g., degrees to seconds)",
-	"6":"other"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.NID.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.NID.json
deleted file mode 100644
index 4644e2166f1caee78efcc3460485ddba9ae1a3e7..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.NID.json
+++ /dev/null
@@ -1,102 +0,0 @@
-{
-    "0": "",
-    "1": "",
-    "2": "",
-    "3": "",
-    "4": "",
-    "5": "",
-    "6": "",
-    "7": "",
-    "8": "",
-    "9": "",
-    "10": "",
-    "11": "",
-    "12": "",
-    "13": "",
-    "14": "",
-    "15": "",
-    "16": "",
-    "17": "",
-    "18": "",
-    "19": "",
-    "20": "",
-    "21": "",
-    "22": "",
-    "23": "",
-    "24": "",
-    "25": "",
-    "26": "",
-    "27": "",
-    "28": "",
-    "29": "",
-    "30": "",
-    "31": "",
-    "32": "",
-    "33": "",
-    "34": "",
-    "35": "",
-    "36": "",
-    "37": "",
-    "38": "",
-    "39": "",
-    "40": "",
-    "41": "",
-    "42": "",
-    "43": "",
-    "44": "",
-    "45": "",
-    "46": "",
-    "47": "",
-    "48": "",
-    "49": "",
-    "50": "",
-    "51": "",
-    "52": "",
-    "53": "",
-    "54": "",
-    "55": "",
-    "56": "",
-    "57": "",
-    "58": "",
-    "59": "",
-    "60": "",
-    "61": "",
-    "62": "",
-    "63": "",
-    "64": "",
-    "65": "",
-    "66": "",
-    "67": "",
-    "68": "",
-    "69": "",
-    "70": "",
-    "71": "",
-    "72": "",
-    "73": "",
-    "74": "",
-    "75": "",
-    "76": "",
-    "77": "",
-    "78": "",
-    "79": "",
-    "80": "",
-    "81": "",
-    "82": "",
-    "83": "",
-    "84": "",
-    "85": "",
-    "86": "",
-    "87": "",
-    "88": "",
-    "89": "",
-    "90": "",
-    "91": "",
-    "92": "",
-    "93": "",
-    "94": "",
-    "95": "",
-    "96": "",
-    "97": "",
-    "98": "",
-    "99": ""
-}
\ No newline at end of file
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.SD.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.SD.json
deleted file mode 100644
index 1ba7eee29511907f89e80f69550fda8820456248..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.SD.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-  "0":"waves from 0 degrees",
-  "1":"waves from 10",
-  "2":"waves from 20 degrees",
-  "3":"waves from 30 degrees",
-  "4":"waves from 40 degrees",
-  "5":"waves from 50 degrees",
-  "6":"waves from 60 degrees",
-  "7":"waves from 70 degrees",
-  "8":"waves from 80 degrees",
-  "9":"waves from 90 degrees",
-  "10":"waves from 100 degrees",
-  "11":"waves from 110 degrees",
-  "12":"waves from 120 degrees",
-  "13":"waves from 130 degrees",
-  "14":"waves from 140 degrees",
-  "15":"waves from 150 degrees",
-  "16":"waves from 160 degrees",
-  "17":"waves from 170 degrees",
-  "18":"waves from 180 degrees",
-  "19":"waves from 190 degrees",
-  "20":"waves from 200 degrees",
-  "21":"waves from 210 degrees",
-  "22":"waves from 220 degrees",
-  "23":"waves from 230 degrees",
-  "24":"waves from 240 degrees",
-  "25":"waves from 250 degrees",
-  "26":"waves from 260 degrees",
-  "27":"waves from 270 degrees",
-  "28":"waves from 280 degrees",
-  "29":"waves from 290 degrees",
-  "30":"waves from 300 degrees",
-  "31":"waves from 310 degrees",
-  "32":"waves from 320 degrees",
-  "33":"waves from 330 degrees",
-  "34":"waves from 340 degrees",
-  "35":"waves from 350 degrees",
-  "36":"waves from 360 degrees",
-  "37":"waves confused, direction indeterminate (WH ≤ 4.75 m)",
-  "38":"waves confused, direction indeterminate (WH > 4.75 m; or irrespective of wave height, corresponding to 99 in WMO Code 0877"
-  }
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.SI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.SI.json
deleted file mode 100644
index ffb99e7c7db78c842c192d09843dc6c420dcd1f2..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.SI.json
+++ /dev/null
@@ -1,14 +0,0 @@
-{
-	"0":"BU",
-	"1":"C",
-	"2":"TT",
-	"3":"HC",
-	"4":"HT",
-	"5":"RAD",
-	"6":"BTT",
-	"7":"OT",
-	"9":"NULL",
-	"10":"NULL",
-	"11":"NULL",
-	"12":"NULL"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.TI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.TI.json
deleted file mode 100644
index 58bece48f1c791da34e471062fa50a3deafc9767..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.TI.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-	"0":"nearest whole hour",
-	"1":"hour to tenths",
-	"2":"hour plus minutes",
-	"3":"high resolution (e.g., hour to hundredths)",
-	"4":"Daily (assumed local solar midday)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VI.json
deleted file mode 100644
index 58bece48f1c791da34e471062fa50a3deafc9767..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VI.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-	"0":"nearest whole hour",
-	"1":"hour to tenths",
-	"2":"hour plus minutes",
-	"3":"high resolution (e.g., hour to hundredths)",
-	"4":"Daily (assumed local solar midday)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VS.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VS.json
deleted file mode 100644
index ff88b16f715b9948b41ea835b918761df1e59c15..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VS.json
+++ /dev/null
@@ -1,28 +0,0 @@
-{
-  "range_key(1750,1967)":
-  {
-    "0":"0 knots;[0.0,0.0,0.0] ms-1",
-    "1":"1-3 knots;[0.51444,1.02888,1.54332] ms-1",
-    "2":"4-6 knots;[2.05776,2.5722,3.08664] ms-1",
-    "3":"7-9 knots;[3.60108,4.11552,4.62996] ms-1",
-    "4":"10-12 knots;[5.1444,5.65884,6.17328] ms-1",
-    "5":"13-15 knots;[6.68772,7.20216,7.7166] ms-1",
-    "6":"16-18 knots;[8.23104,8.74548,9.25992] ms-1",
-    "7":"19-21 knots;[9.77436,10.2888,10.8032] ms-1",
-    "8":"22-24 knots;[11.3177,11.8321,12.3466] ms-1",
-    "9":"over 24 knots;[12.3466,12.861,null] ms-1"
-  },
-  "range_key(1968,yyyy)":
-  {
-    "0":"0 knots;[0.0,0.0,0.0] ms-1",
-    "1":"1-5 knots;[0.51444,1.54332,2.5722] ms-1",
-    "2":"6-10 knots;[3.08664,4.11552,5.1444] ms-1",
-    "3":"11-15 knots;[5.65884,6.68772,7.7166] ms-1",
-    "4":"16-20 knots;[8.23104,9.25992,10.2888] ms-1",
-    "5":"21-25 knots;[10.8032,11.8321,12.861] ms-1",
-    "6":"26-30 knots;[13.3754,14.4043,15.4332] ms-1",
-    "7":"31-35 knots;[15.9476,16.9765,18.0054] ms-1",
-    "8":"36-40 knots;[18.5198,19.5487,20.5776] ms-1",
-    "9":"over 40 knots;[21.092,22.1209,null] ms-1"
-  }
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VS.keys b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VS.keys
deleted file mode 100644
index a64ecc5bac176caef5fe11a56e5784682e24c01f..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VS.keys
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  "('core','VS')" : ["('core','YR')","('core','VS')"]
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VV.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VV.json
deleted file mode 100644
index 09d127f6acefb02390ad55876131acbdd54877e8..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.VV.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"90":"50",
-	"91":"50",
-	"92":"200",
-	"93":"500",
-	"94":"1000",
-	"95":"2000",
-	"96":"4000",
-	"97":"10000",
-	"98":"20000",
-	"99":"50000"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.W1.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.W1.json
deleted file mode 100644
index 270266ebf8a482a6d05d458f847d7360272ca18d..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.W1.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"cloud covering one half or less of the sky throughout the period",
-	"1":"cloud covering more than one half of the sky during part of the period and covering one half or less during part of the period",
-	"2":"cloud covering more than one half of the sky throughout the period",
-	"3":"sandstorm, dust storm or blowing snow",
-	"4":"fog, ice fog, or thick haze (US includes thick smoke)",
-	"5":"drizzle",
-	"6":"rain",
-	"7":"snow, or rain and snow mixed",
-	"8":"shower",
-	"9":"thunderstorm with or without precipitation"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WBTI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WBTI.json
deleted file mode 100644
index d4c202debdd620363998660ebc5e8bb2968d4e5b..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WBTI.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-	"0":"measured",
-	"1":"computed",
-	"2":"iced measured",
-	"3":"iced computed"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WD.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WD.json
deleted file mode 100644
index 3b4f1db6e4123ad5875940e5c68abeab65d47538..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WD.json
+++ /dev/null
@@ -1,41 +0,0 @@
-{
-    "0":"waves from 0 degrees",
-    "1":"waves from 10",
-    "2":"waves from 20 degrees",
-    "3":"waves from 30 degrees",
-    "4":"waves from 40 degrees",
-    "5":"waves from 50 degrees",
-    "6":"waves from 60 degrees",
-    "7":"waves from 70 degrees",
-    "8":"waves from 80 degrees",
-    "9":"waves from 90 degrees",
-    "10":"waves from 100 degrees",
-    "11":"waves from 110 degrees",
-    "12":"waves from 120 degrees",
-    "13":"waves from 130 degrees",
-    "14":"waves from 140 degrees",
-    "15":"waves from 150 degrees",
-    "16":"waves from 160 degrees",
-    "17":"waves from 170 degrees",
-    "18":"waves from 180 degrees",
-    "19":"waves from 190 degrees",
-    "20":"waves from 200 degrees",
-    "21":"waves from 210 degrees",
-    "22":"waves from 220 degrees",
-    "23":"waves from 230 degrees",
-    "24":"waves from 240 degrees",
-    "25":"waves from 250 degrees",
-    "26":"waves from 260 degrees",
-    "27":"waves from 270 degrees",
-    "28":"waves from 280 degrees",
-    "29":"waves from 290 degrees",
-    "30":"waves from 300 degrees",
-    "31":"waves from 310 degrees",
-    "32":"waves from 320 degrees",
-    "33":"waves from 330 degrees",
-    "34":"waves from 340 degrees",
-    "35":"waves from 350 degrees",
-    "36":"waves from 360 degrees",
-    "37":"waves confused, direction indeterminate (WH ≤ 4.75 m)",
-    "38":"waves confused, direction indeterminate (WH > 4.75 m; or irrespective of wave height, corresponding to 99 in WMO Code 0877"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WI.json
deleted file mode 100644
index af5258b9d33574f3a27fab3b4479ebb8e55e9134..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WI.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-	"0":"meter per second, estimated",
-	"1":"meter per second, obtained from anemometer (measured)",
-	"2":"estimated (original units unknown)",
-	"3":"knot, estimated",
-	"4":"knot, obtained from anemometer (measured)",
-	"5":"Beaufort force (based on documentation)",
-	"6":"estimated (original units unknown) or unknown method ",
-	"7":"measured (original units unknown)",
-	"8":"high-resolution measurement (e.g., hundredths of a meter per second)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WW.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WW.json
deleted file mode 100644
index 6786a95e1c213f8f81547caab5fd8f4f4425c489..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C0.WW.json
+++ /dev/null
@@ -1,102 +0,0 @@
-{
-	"0":"Cloud development not observed or not observable - Characteristic change of the state of sky during the past hour",
-	"1":"Clouds generally dissolving or becoming less developed - Characteristic change of the state of sky during the past hour",
-	"2":"State of sky on the whole unchanged - Characteristic change of the state of sky during the past hour",
-	"3":"Clouds generally forming or developing - Characteristic change of the state of sky during the past hour",
-	"4":"Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes",
-	"5":"Haze",
-	"6":"Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation",
-	"7":"Dust or sand raised by wind at or near the station at the time of observation, but no welldeveloped dust whirl(s) or sand whirl(s), and no duststorm or sandstorm seen; or, in the case of sea stations and coastal stations, blowing spray at the station",
-	"8":"Well-developed dust whirl(s) or sand whirl(s) seen at or near the station during the preceding hour or at the same time of observation, but no duststorm or sandstorm",
-	"9":"Duststorm or sandstorm within sight at the time of observation, or at the station during the preceding hour",
-	"10":"Mist",
-	"11":"Patches - shallow fog or ice fog at the station, whether on land or sea, not deeper than about 2 metres on land or 10 metres at sea",
-	"12":"More or less continuous - shallow fog or ice fog at the station, whether on land or sea, not deeper than about 2 metres on land or 10 metres at sea",
-	"13":"Lightning visible, no thunder heard",
-	"14":"Precipitation within sight, not reaching the ground or the surface of the sea",
-	"15":"Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station",
-	"16":"Precipitation within sight, reaching the ground or the surface of the sea, near to, but not at the station",
-	"17":"Thunderstorm, but no precipitation at the time of observation",
-	"18":"Squalls - at or within sight of the station during the preceding hour but not at the time of observation",
-	"19":"Funnel cloud(s)2 - at or within sight of the station during the preceding hour but not at the time of observation",
-	"20":"Drizzle (not freezing) or snow grains - not falling as showers",
-	"21":"Rain (not freezing) - not falling as showers",
-	"22":"Snow - not falling as showers",
-	"23":"Rain and snow or ice pellets - not falling as showers",
-	"24":"Freezing drizzle or freezing rain - not falling as showers",
-	"25":"Shower(s) of rain - not falling as showers",
-	"26":"Shower(s) of snow, or of rain and snow ",
-	"27":"Shower(s) of hail, or of rain and hail",
-	"28":"Fog or ice fog",
-	"29":"Thunderstorm (with or without precipitation",
-	"30":"Slight or moderate duststorm or sandstorm - has decreased during the preceding hour",
-	"31":"Slight or moderate duststorm or sandstorm - no appreciable change during the preceeding hour",
-	"32":"Slight or moderate duststorm or sandstorm - has begun or increased during the preceding hour",
-	"33":"Severe duststorm or sandstorm - has decreased during the preceding hour",
-	"34":"Severe duststorm or sandstorm - no appreciable change during the preceding hour",
-	"35":"Severe duststorm or sandstorm - has begun or has increased during the preceding hour",
-	"36":"Slight or moderate drifting snow - generally low (below eye level)",
-	"37":"Heavy drifting snow - generally low (below eye level)",
-	"38":"Slight or moderate drifting snow - generally high (above eye level)",
-	"39":"Heavy drifting snow - generally high (above eye level)",
-	"40":"Fog or ice fog at a distance at the time of observation, but not at the station during the preceding hour, the fog or ice fog extending to a level above that of the observer",
-	"41":"Fog or ice fog in patches",
-	"42":"Fog or ice fog, sky visible - has become thinner during the preceding hour",
-	"43":"Fog or ice fog, sky invisible - has become thinner during the preceding hour",
-	"44":"Fog or ice fog, sky visible - no appreciable change during the preceding hour",
-	"45":"Fog or ice fog, sky invisible - no appreciable change during the preceding hour",
-	"46":"Fog or ice fog, sky visible - has begun or has become thicker during the preceding hour",
-	"47":"Fog or ice fog, sky invisible",
-	"48":"Fog, depositing rime, sky visible",
-	"49":"Fog, depositing rime, sky invisible",
-	"50":"Drizzle, not freezing, intermittent - slight at the time of observation",
-	"51":"Drizzle, not freezing, continuous - slight at the time of observation",
-	"52":"Drizzle, not freezing, intermittent - moderate at the time of observation",
-	"53":"Drizzle, not freezing, continuous - moderate at the time of observation",
-	"54":"Drizzle, not freezing, intermittent - heavy (dense) at the time of observation",
-	"55":"Drizzle, not freezing, continuous - heavy (dense) at the time of observation",
-	"56":"Drizzle, freezing, slight",
-	"57":"Drizzle, freezing, moderate or heavy (dense)",
-	"58":"Drizzle and rain, slight",
-	"59":"Drizzle and rain, moderate or heavy",
-	"60":"Rain, not freezing, intermittent - slight at time of observation",
-	"61":"Rain, not freezing, continuous - slight at time of observation",
-	"62":"Rain, not freezing, intermittent - moderate at time of observation",
-	"63":"Rain, not freezing, continuous - moderate at time of observation",
-	"64":"Rain, not freezing, intermittent - heavy at time of observation",
-	"65":"Rain, not freezing, continuous - heavy at time of observation",
-	"66":"Rain, freezing, slight",
-	"67":"Rain, freezing, moderate or heavy",
-	"68":"Rain or drizzle and snow, slight",
-	"69":"Rain or drizzle and snow, moderate or heavy",
-	"70":"Intermittent fall of snowflakes - slight at time of observation",
-	"71":"Continuous fall of snowflakes - slight at time of observation",
-	"72":"Intermittent fall of snowflakes - moderate at time of observation",
-	"73":"Continuous fall of snowflakes - moderate at time of observation",
-	"74":"Intermittent fall of snowflakes - heavy at time of observation",
-	"75":"Continuous fall of snowflakes - heavy at time of observation",
-	"76":"Diamond dust (with or without fog)",
-	"77":"Snow grains (with or without fog)",
-	"78":"Isolated star-like snow crystals (with or without fog)",
-	"79":"Ice pellets",
-	"80":"Rain shower(s), slight",
-	"81":"Rain shower(s), moderate or heavy",
-	"82":"Rain shower(s), violent",
-	"83":"Shower(s) of rain and snow mixed, slight",
-	"84":"Shower(s) of rain and snow mixed, moderate or heavy",
-	"85":"Snow shower(s), slight",
-	"86":"Snow shower(s), moderate or heavy",
-	"87":"Shower(s) of snow pellets or small hail, with or without rain or rain and snow mixed - slight",
-	"88":"Shower(s) of snow pellets or small hail, with or without rain or rain and snow mixed - moderate or heavy",
-	"89":"Shower(s) of hail, with or without rain or rain and snow mixed, not associated with thunder - slight",
-	"90":"Shower(s) of hail, with or without rain or rain and snow mixed, not associated with thunder - moderate",
-	"91":"Slight rain at time of observation - Thunderstorm during the preceding hour but not at time of observation",
-	"92":"Moderate or heavy rain at time of observation - Thunderstorm during the preceding hour but not at time of observation",
-	"93":"Slight snow, or rain and snow mixed or hail3 at time of observation - Thunderstorm during the preceding hour but not at time of observation",
-	"94":"Moderate or heavy snow, or rain and snow mixed or hail3 at time of observation of observation - Thunderstorm during the preceding hour but not at time of observation",
-	"95":"Thunderstorm, slight or moderate, without hail3, but with rain and/or snow at time of observation - Thunderstorm at time of observation",
-	"96":"Thunderstorm, slight or moderate, with hail3 at time of observation - Thunderstorm at time of observation",
-	"97":"Thunderstorm, heavy, without hail3, but with rain and/or snow at time of observation - Thunderstorm at time of observation",
-	"98":"Thunderstorm combined with duststorm or sandstorm at time of observation - Thunderstorm at time of observation",
-	"99":"Thunderstorm, heavy, with hail3 at time of observation - Thunderstorm at time of observation"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DCK.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DCK.json
deleted file mode 100644
index 542a60cebb76cf386e2618be6f4f8c86026319a6..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DCK.json
+++ /dev/null
@@ -1,147 +0,0 @@
-{
-	"110":"US Navy Marine",
-	"116":"US Merchant Marine",
-	"117":"US Navy Hourlies",
-	"118":"Japanese Ships No. 1 (Kobe Collection Data keyed in 1961)",
-	"119":"Japanese Ships No. 2 (Kobe Collection Data keyed in 1961)",
-	"128":"International Marine (US- or foreign-keyed ship data)",
-	"143":"Pacific Marine Environmental Laboratory (PMEL) Buoys",
-	"144":"TAO/TRITON and PIRATA Buoys (from PMEL and JAMSTEC)",
-	"145":"PMEL (Daily) Equatorial Moorings and Island Stations",
-	"146":"Global Tropical Moored Buoy Array (GTMBA) from PMEL via NOC",
-	"150":"Pacific (US Responsibility) HSST Netherlands Receipts",
-	"151":"Pacific (US Responsibility) HSST German Receipts",
-	"152":"Pacific (US Responsibility) HSST UK Receipts",
-	"155":"Indian (Netherlands Responsibility) HSST",
-	"156":"Atlantic (German Responsibility) HSST",
-	"184":"Great Britain Marine (194 extension)",
-	"185":"USSR Marine IGY",
-	"186":"USSR Ice Stations",
-	"187":"Japanese Whaling Fleet",
-	"188":"Norwegian Antarctic Whaling Factory Ships",
-	"189":"Netherlands Marine",
-	"192":"Deutsche Seewarte Marine",
-	"193":"Netherlands Marine",
-	"194":"Great Britain Marine",
-	"195":"US Navy Ships Logs",
-	"196":"Deutsche Seewarte Marine (192 extension)",
-	"197":"Danish (and Other) Marine (Polar)",
-	"201":"All Ships (1930 code)",
-	"202":"All Ships (1921 code)",
-	"203":"Selected Ships (1930 code)",
-	"204":"British Navy (HM) Ships (1930 code)",
-	"205":"Scottish Fishery Cruisers MARIDS (1930 code)",
-	"206":"Ocean Weather Stations (OWS) (1930 code)",
-	"207":"Selected Ships (1930 code)",
-	"208":"Light Vessels",
-	"209":"Selected Ships (including some foreign ships)",
-	"210":"OWS (including Dutch 'J')",
-	"211":"Scottish Fishery Cruisers MARIDS",
-	"212":"Light Vessels",
-	"213":"Selected Ships",
-	"214":"OWS",
-	"215":"German Marine",
-	"216":"UK Merchant Ship Logbooks (METFORMS; keyed in 1996)",
-	"218":"US OWS",
-	"221":"MARIDS and Trawlers",
-	"222":"Light Vessels",
-	"223":"Selected Ships",
-	"224":"OWS",
-	"225":"Norwegian Format",
-	"226":"OWS (1949 code)",
-	"227":"Selected Ships",
-	"229":"British Navy (HM) Ships",
-	"230":"International Maritime Met. Punched Card (IMMPC) Data",
-	"233":"Selected Ships",
-	"234":"OWS",
-	"235":"RIGG, PLAT, Automatic Weather-Observing System (AWS; buoy)",
-	"239":"British Navy (HM) Ships",
-	"241":"MetO GTS Receipts (primarily SHIP code; from MDB format)",
-	"242":"MetO GTS Receipts (SHIP code; raw messages from MetDb)",
-	"245":"Royal Navy Ship's Logs 1938-47 (keyed by 2007)",
-	"246":"Atmospheric Circ. Reconstrucitons over the Earth (ACRE) digitized Date: Print or Published Expeditions (held at Met Office)",
-	"247":"Atmospheric Circ. Reconstructions over the Earth (ACRE) digitized data: Challenger Expedition",
-	"248":"English East India Co. (EEIC) Ship Logs",
-	"249":"Extended WW1 UK Royal Navy Ship's Logs (OldWeather)",
-	"254":"Int. Maritime Met. (IMM) Data (foreign or unknown origin)",
-	"255":"Undocumented TDF-11 Decks or MDB Series",
-	"281":"US Navy Monthly Aerological Record (MAR)",
-	"500":"Gulf Offshore Weather Observing Network (GOWON) (plat data)",
-	"555":"US Navy Fleet Num. Met. and Oceano. Center (FNMOC; Monterey) Telecom.",
-	"666":"Tuna Boats",
-	"667":"Inter-American Tropical Tuna Commission (IATTC)",
-	"700":"UK Met. Office GTS BUFR Data",
-	"701":"US Maury Collection",
-	"702":"Norwegian Logbook Collection",
-	"703":"US Lightship Collections",
-	"704":"US Marine Meteorological Journals Collection (1878-94)",
-	"705":"US Merchant Marine Collection (1912-46) (500 series)",
-	"706":"US Merchant Marine Collection (1912-46) (600 series)",
-	"707":"US Merchant Marine Collection (1912-46) (700 series)",
-	"708":"US Navy Marine (US keyed ship data; hourly METAR format",
-	"709":"US Navy Marine (IMMA formatted by US Navy)",
-	"710":"US Arctic Logbooks (OldWeather",
-	"711":"Weather Detective Crowdsourcing",
-	"714":"Canadian Oceanography and Scientific Data (OSD; formerly ISDM/MEDS) Buoys",
-	"715":"German Deep Drifter Data (via ISDM; originally from IfM/Univ. Kiel)",
-	"720":"Deutscher Wetterdienst (DWD) Marine Meteorological Archive",
-	"721":"German Maury collection",
-	"730":"Climatological Database for the World's Oceans (CLIWOC)",
-	"731":"Russian S.O. Makarov Collection",
-	"732":"Russian Marine Met. Data Set (MORMET) (received at NCAR)",
-	"733":"Russian AARI North Pole (NP) Stations",
-	"734":"Arctic Drift Stations",
-	"735":"Russian Research Vessel (R/V) Digitization",
-	"736":"Byrd Antarctic Expedition (keyed by Hollings Scholars)",
-	"740":"Research Vessel (R/V) Data Quality-Evaluated by FSU/COAPS",
-	"749":"First GARP Global Experiment (FGGE) Level IIb",
-	"750":"Australian Navy Vessels: SST data (1972 - 77)",
-	"761":"Japanese Whaling Ship Data (CDMP/MIT digitization)",
-	"762":"Japanese Kobe Collection Data (keyed after decks 118-119)",
-	"780":"NOAA / NCEI World Ocean Database (WOD) (and formerly Atlas, WOA)",
-	"781":"Chinese/Global Ocean Data Archeology and Rescue (GODAR) Ships",
-	"782":"Global Ocean Suface Underway Data (GOSUD)",
-	"792":"US Natl. Cntrs. for Environ. Pred. (NCEP) BUFR GTS: Ship Data",
-	"793":"NCEP BUFR GTS: Buoy Data (transmitted in FM 13 'SHIP' code)",
-	"794":"NCEP BUFR GTS: Buoy Data (transmitted in FM 18 'BUOY' code)",
-	"795":"NCEP BUFR GTS: Coastal-Marine Automated Network (C-MAN code) Data",
-	"796":"NCEP BUFR GTS: Miscellaneous (OSV, plat, and rig) Data",
-	"797":"NCEP BUFR GTS: CREX code",
-	"849":"First GARP Global Experiment (FGGE)",
-	"850":"German FGGE",
-	"874":"Shipboard Environmental (Data) Acquisition System (SEAS)",
-	"875":"US TurboWin (e-Logbook) Voluntary Observing Ship (VOS) Receipts",
-	"876":"NDBC Data (High Capability Buoy; HCB)",
-	"877":"NDBC Data (Limited Capability Buoy; LCB)",
-	"878":"NDBC Data (Prototype Environmental Buoy; PEB)",
-	"879":"NDBC Data (5-meter Continental Shelf Buoys)",
-	"880":"NDBC Data (10-meter Continental Shelf Buoys)",
-	"881":"NDBC Data (Offshore Platforms)",
-	"882":"NDBC Data",
-	"883":"US National Data Buoy Center (NDBC) Data (latest version from NCDC)",
-	"888":"US Air Force Global Weather Central (GWC)",
-	"889":"Autodin (US Dept. of Defense Automated Digital Network)",
-	"890":"US National Meteorological Center (NMC, now NCEP) Data (obsolete)",
-	"891":"US National Oceanographic Data Center (NODC) Surface Data",
-	"892":"US Natl. Cntrs. for Environ. Pred. (NCEP) Ship Data",
-	"893":"NCEP Moored Buoy Data",
-	"894":"NCEP Drifting Buoy Data",
-	"895":"NCEP Coastal-Marine Automated Network (C-MAN) Data",
-	"896":"NCEP Miscellaneous (OSV, plat, and rig) Data",
-	"897":"Eltanin",
-	"898":"Japanese",
-	"899":"South African Whaling",
-	"900":"Australian",
-	"901":"FOSDIC Reconstructions (card images from 16mm film)",
-	"902":"Great Britain Marine (184 extension)",
-	"926":"International Maritime Meteorological (IMM) Data",
-	"927":"International Marine (US- or foreign-keyed ship data)",
-	"928":"Same as 927 including Ocean Station Vessels (OSV)",
-	"992":"NCEI GTS: Ship Data",
-	"993":"NCEI GTS: Buoy Data (transmitted in FM 13 'SHIP' code)",
-	"994":"NCEI GTS: Buoy Data (transmitted in FM 18 'BUOY' code)",
-	"995":"NCEI GTS: Coastal-Marine Automated Network (C-MAN code) Data",
-	"996":"NCEI GTS: Miscellaneous (OSV, plat, and rig) Data",
-	"997":"NCEI GTS: CREX code",
-	"999":"US Air Force Environ. Technical Applications Center (ETAC)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DUPC.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DUPC.json
deleted file mode 100644
index 2f8197a60065281afadb08955748fec0e992db1a..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DUPC.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-	"0":"GTS and logbook match with SLP and SST match",
-	"1":"GTS and logbook match without SLP and SST match",
-	"2":"no GTS and logbook match was encountered"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DUPS.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DUPS.json
deleted file mode 100644
index b2547c916241645973d71504eb10c1cb99474e6a..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.DUPS.json
+++ /dev/null
@@ -1,17 +0,0 @@
-{
-	"0":"Unique",
-	"1":"Best duplicate",
-	"2":"Best duplicate with substitution",
-	"3":"Worse duplicate, uncertain: uncertain weather element match with hour cross",
-	"4":"Worse duplicate, uncertain: uncertain weather element match with no cross",
-	"5":"Worse duplicate, uncertain: uncertain weather element match with day cross",
-	"6":"Worse duplicate, uncertain: uncertain time / space with ID mismatch (unused until 1950)",
-	"7":"Worse duplicate, uncertain: certain weather element match with hour cross",
-	"8":"Worse duplicate, certain: certain weather element match with no cross",
-	"9":"Worse duplicate, certain: combined DUPS 4 and 6",
-	"10":"Worse duplicate, certain: combined DUPS 6 and 8",
-	"11":"Worse duplicate, certain: time / space / ID match",
-	"12":"Worse duplicate, certain: combined DUPS 4 and 11",
-	"13":"Worse duplicate, certain: combined DUPS 8 and 11",
-	"14":"Automatic data rejection"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.LZ.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.LZ.json
deleted file mode 100644
index 876928a403efb4800790a420327313abc4229022..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.LZ.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-	"1":"landlocked"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.NCDC.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.NCDC.json
deleted file mode 100644
index cab1e50739f3f1f41a8a52199d0711134b2de546..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.NCDC.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"1":"0",
-	"2":"1",
-	"3":"1",
-	"4":"2",
-	"5":"2",
-	"6":"2",
-	"7":"3",
-	"8":"3",
-	"9":"3",
-	"10":"3"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.ND.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.ND.json
deleted file mode 100644
index 7a9ad993bb4e1bbeea7eac401f96e99eb4e5a1f7..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.ND.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-	"1":"Report time is local nighttime",
-	"2":"Report time is local daytime"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.PB.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.PB.json
deleted file mode 100644
index 6f9b80de6aac199bf688b55ad15d71afa0cfbe69..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.PB.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-	"0":"questionable SLP: level 0: individual platform (unused)",
-	"1":"questionable SLP: level 1: deck",
-	"2":"questionable SLP: level 2: deck"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.PT.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.PT.json
deleted file mode 100644
index 25537ea4927809fedea4a258bdfb358a71de001f..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.PT.json
+++ /dev/null
@@ -1,26 +0,0 @@
-{
-	"0":"US Navy or deck log, or unknown",
-	"1":"merchant ship or foreign military",
-	"2":"ocean station vessel - off station or station proximity unknown",
-	"3":"ocean station vessel - on station",
-	"4":"lightship",
-	"5":"ship",
-	"6":"moored buoy",
-	"7":"drifting buoy",
-	"8":"ice buoy [note: currently unused]",
-	"9":"ice station (manned, including ships overwintering in ice)",
-	"10":"oceanographic station data (bottle and low-resolution CTD/XCTD data)",
-	"11":"mechanical/digital/micro bathythermograph (MBT)",
-	"12":"expendable bathythermograph (XBT)",
-	"13":"Coastal-Marine Automated Network (C-MAN) (NDBC operated)",
-	"14":"other coastal/island station",
-	"15":"fixed (or mobile) ocean platform (plat, rig)",
-	"16":"tide gauge",
-	"17":"high-resolution Conductivity-Temp.-Depth (CTD)/Expendable CTD (XCTD)",
-	"18":"profiling float",
-	"19":"undulating oceanographic recorder",
-	"20":"autonomous pinneped bathythermograph",
-	"21":"glider",
-	"30":"sledge",
-	"31":"CREX CMAN/Tide gauge"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.SID.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.SID.json
deleted file mode 100644
index 8d1716ebb3278a889096c8c72ea90cb60065539f..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.SID.json
+++ /dev/null
@@ -1,165 +0,0 @@
-{
-	"0":"Reserved",
-	"1":"Atlas",
-	"2":"HSST Pacific",
-	"3":"HSST Indian",
-	"4":"HSST Atlantic",
-	"5":"Old TDF-11 Supplement B",
-	"6":"Old TDF-11 Supplement C",
-	"7":"Monterey Telecommunications",
-	"8":"Ocean Station Vessels (OSV)",
-	"9":"OSV Supplement",
-	"10":"MSQ 486 and 105 Omissions",
-	"11":"National Oceanographic Data Center (NODC) Surface",
-	"12":"NODC Surface Supplement",
-	"13":"Eltanin",
-	"14":"Japanese",
-	"15":"South African Whaling",
-	"16":"Australian",
-	"17":"International Maritime Meteorological (IMM) Data",
-	"18":"1970s Decade",
-	"19":"IMM 1970s",
-	"20":"OSV Z (1970s)",
-	"21":"Australian (1970s)",
-	"22":"NCDC: 1980-84 Annual Receipts",
-	"23":"1970s Mislocated Data",
-	"24":"Buoy Data",
-	"25":"NCDC: 1980-84 Annual Receipts (delayed data)",
-	"26":"NCDC: 1980-84 Annual Receipts (corrections; 1975)",
-	"27":"NCDC: 1985 Receipts (annual + delayed)",
-	"28":"NCDC: 1985 Receipts (duplicates)",
-	"29":"NCDC: US Nat. Met. Center (NMC, now NCEP) Reconversion (1980-92)",
-	"30":"NCDC: 1980-84 Period of Record",
-	"31":"Corrected Canadian Data",
-	"32":"NCDC: Annual Receipts (starting in 1986)",
-	"33":"NCDC: Annual Receipts (duplicates; starting in 1986)",
-	"34":"NCDC: 1986 Receipts (delayed)",
-	"35":"NCDC: 1987 Receipts (delayed)",
-	"36":"NCDC: 1988 Receipts (delayed)",
-	"37":"NCDC: 1989 Receipts (delayed)",
-	"38":"NCDC: 1990 Receipts (delayed)",
-	"39":"NCDC: 1991 Receipts (delayed)",
-	"40":"NCDC: 1992 Receipts (delayed)",
-	"41":"NCDC: 1993 Receipts (delayed)",
-	"42":"NCDC: 1994 Receipts (delayed)",
-	"43":"NCDC: 1995 Receipts (delayed)",
-	"44":"NCDC: 1996 Receipts (delayed)",
-	"45":"NCDC: 1997 Receipts (delayed)",
-	"46":"International Maritime Met. (IMM) Tape Archive (1982-): ebcdic",
-	"47":"International Maritime Met. (IMM) Tape Archive (1982-): ascii",
-	"48":"NODC/OCL 1994 World Ocean Atlas (WOA94; Mar. 93 NODC archive data)",
-	"49":"NODC/OCL 1994 World Ocean Atlas (WOA94; non-NODC archive)",
-	"50":"US National Data Buoy Center (NDBC) Data",
-	"51":"Russian AARI North Pole (NP) Stations (revised; from EWG CD-ROM)",
-	"52":"Russian AARI North Pole (NP) Stations (earlier; from Polar Science Cntr)",
-	"53":"First GARP Global Experiment (FGGE) Level IIb: Surface Marine Data",
-	"54":"FGGE Level IIb: Oceanographic Data",
-	"55":"FGGE Level IIb: Drifting Buoy Data",
-	"56":"Russian S.O. Makarov Collection",
-	"57":"Russian Marine Meteorological Data Set (MORMET) (rec'd at NCAR)",
-	"58":"French International Maritime Met. (IMM) Uncorrected (1954-88)",
-	"59":"UK IMM Corrections (1982-89)",
-	"60":"French International Maritime Met. (IMM) Corrected (1954-88)",
-	"61":"Canadian Oceanography and Scientific Data (OSD; formerly ISDM/MEDS) Buoys",
-	"62":"OSD (formerly ISDM/MEDS) World Ocean Circulation Experiment (WOCE) Buoys",
-	"63":"Canadian ISDM (formerly MEDS) Buoys (July 2005 archive extended Dec. 2008)",
-	"64":"Russian Research Vessel (R/V) Digitization: Marine Surface",
-	"65":"Russian Research Vessel (R/V) Digitization: Marine Actinometric",
-	"66":"Pacific Marine Environmental Lab. (PMEL) TOGA/TAO Buoys",
-	"67":"PMEL (Daily) Equatorial Moorings and Island Stations",
-	"68":"Arctic Drift Stations",
-	"69":"US Maury Collection",
-	"70":"Inter-American Tropical Tuna Comm. (IATTC) Porpoise Obs. Logs",
-	"71":"IATTC Fishing Logs",
-	"72":"IMM Tape Archive from WMO Global Collecting Centre (GCC) (1994 format)",
-	"73":"NCDC Marine Obs. Processing System (MOPS): Pre-MOPS (TD-9973)",
-	"74":"NCDC MOPS: Duplicate File (TD-9974)",
-	"75":"NCDC MOPS: Original Observations (TD-9980)",
-	"76":"NCDC MOPS: Supplementary or Correction Data",
-	"77":"NCDC: US National Cntrs. for Environ. Pred. (NCEP) Reconversion (1994-97)",
-	"78":"NCDC: US-keyed Logbook Data Reconversion (TD-9972; keyed during 1996-97)",
-	"79":"US Air Force Global Weather Central (GWC): DATSAV2 format",
-	"80":"US Navy FNMOC Monterey Telecom: NCAR: Kunia (OPCON) format",
-	"81":"US Navy FNMOC Monterey Telecom: NCAR: NEDN format",
-	"82":"US Navy FNMOC Monterey Telecom: NCAR: Surface Ship (SPOT) format",
-	"83":"US Navy FNMOC Monterey Telecom: NCDC: Surface Ship (SPOT) format (TD-9769)",
-	"84":"US Merchant Marine Collection (1912-46): Full Quality Control (QC)",
-	"85":"US Merchant Marine Collection (1912-46): Partial QC",
-	"86":"Pacific Marine Environ. Lab. (PMEL) TOGA/TAO Buoys: RAM Data",
-	"87":"Pacific Marine Environ. Lab. (PMEL) TOGA/TAO Buoys: SPOT Data",
-	"88":"NODC/OCL 1998 World Ocean Database (WOD98; Mar. 94 NODC archive data)",
-	"89":"NODC/OCL 1998 World Ocean Database (WOD98; non-NODC archive)",
-	"90":"UK Met. Ofc. (MetO) Main Marine Data Bank (MDB): Flatfile 1 (no cardimage)",
-	"91":"MetO MDB: Flatfile 1A (Flatfile plus cardimage data)",
-	"92":"MetO MDB: Flatfile 1B (no Flatfile match; data derived from cardimage)",
-	"93":"MetO Historical Metforms (1935-39): Flatfile 1C (data from cardimage)",
-	"94":"MetO GTS Receipts (primarily SHIP code; from MDB format)",
-	"95":"Japanese Kobe Collection Data (IMMT format; 2003 Edition)",
-	"96":"Norwegian Logbook Collection",
-	"97":"Japanese Kobe Collection Data (IMMT format; 1998 Edition)",
-	"98":"US Merchant Marine Collection (1912-46): Full QC (CLICOM system)",
-	"99":"Japanese Kobe Collection Data (IMMT format; 2001 Edition)",
-	"100":"NCEP BUFR GTS: Operational Tanks: Converted from Original Message",
-	"101":"NCEP BUFR GTS: Operational Tanks: Converted from BUFR",
-	"102":"NCEP BUFR GTS: Dumped Data: Converted from Original Message",
-	"103":"NCEP BUFR GTS: Dumped Data: Converted from BUFR",
-	"109":"US Navy Marine (US-keyed ship data; hourly METAR format",
-	"110":"UK Met. Office VOSClim GTS BUFR Data",
-	"111":"Shipboard Environmental (Data) Acquisition System (SEAS)",
-	"112":"IMM Tape Archive from WMO GCC (IMMT-2 or IMMT-3 format)",
-	"113":"International Marine (US-keyed ship data)",
-	"114":"NCEI GTS",
-	"115":"Japanese Whaling Ship Data (CDMP digitization)",
-	"116":"Japanese Whaling Ship Data (MIT digitization)",
-	"117":"PMEL TAO/TRITON and PIRATA Research Archive Hourly Average Data",
-	"118":"PMEL TAO/TRITON and PIRATA Research Archive 10-Minute Average Data",
-	"119":"JAMSTEC TRITON Hourly Average Data",
-	"120":"PMEL TAO/TRITON and PIRATA Research Archive Hourly Average SLP Data",
-	"121":"US National Data Buoy Center (NDBC) Data (obtained from NCDC 2005-2012)",
-	"122":"US NDBC data (NODC f291 archive version translated by NCDC 2008)",
-	"124":"Climatological Database for the World's Oceans (CLIWOC; Release 2.0)",
-	"125":"US Marine Meteorological Journals Collection (1878-94)",
-	"126":"Royal Navy Ship's Logs 1938-47 (keyed by 2007)",
-	"127":"Antarctic Expeditions: Print./Published (held at Met Office)",
-	"128":"North Polar Expedition of the Fram Strait (digitised by Environment Canada",
-	"129":"Byrd Antarctic Expedition (keyed by Hollings Scholars)",
-	"130":"Research Vessel (R/V) Data Quality-Evaluated by FSU/COAPS: WOCE ver.3.0",
-	"131":"Research Vessel (R/V) Data Quality-Evaluated by FSU/COAPS: SAMOS",
-	"132":"Research Vessel (R/V) Data Quality-Evaluated by FSU/COAPS: Other",
-	"133":"Climatological Database for the World's Oceans (CLIWOC; Release 2.1)",
-	"134":"Deutscher Wetterdienst (DWD) Marine Meteorological Archive: Compo Subset",
-	"135":"DWD Marine Meteorological Archive: Newly Digitized Data",
-	"136":"DWD Marine Meteorological Archive: HISTOR Data",
-	"137":"NODC/OCL 2005 World Ocean Database (WOD05) updated through 13 Dec. 2007",
-	"138":"ACRE Data: Challenger Expedition",
-	"139":"German Deep Drifter Data (via ISDM; originally from IfM/Univ. Kiel)",
-	"140":"US Navy Hourlies: Deck 117 in TD-1100 format",
-	"141":"US Navy Hourlies: Original card deck 117 format (from FOSDIC)",
-	"142":"US Navy Hourlies: Original card deck 117 format (from DSI1117)",
-	"143":"Chinese/Global Ocean Data Archeology and Rescue (GODAR) Ships",
-	"144":"US Lightship collection: Woods Hole Oceanographic Institution",
-	"145":"US Lightship Collection: National Archives and Records Administration",
-	"146":"UK Met Office and NOC: VOSClim-compliant GTS BUFR Data: Historical ship/buoy (FM13)",
-	"147":"UK Met Office and NOC: VOSClim-compliant GTS BUFR Data: Historical buoy (FM18)",
-	"148":"English East India Company (EEIC) Ship Logs (containing insturmental data)",
-	"149":"NOAA/NCEI 2013 World Ocean Database (WOD13) updated through 24-02-2015",
-	"150":"Shipboard Environmental (data) Acquisition System (SEAS9.1): IMMT5 format",
-	"151":"US TurboWin (TurboWin 5.0)(e-Logbook) VOS Receipts: IMMT-4 format",
-	"152":"German Maury Collection",
-	"156":"Australian Navy Vssels: SST Data (1972 0 1977)",
-	"157":"US Navy Marine (IMMA formatted by US Navy)",
-	"158":"US TurboWin+ (e-logbook) VOS Receipts: IMMT-5",
-	"159":"Global Ocean Surface Underway Data (GOSUD v2) from NCEI in WOD format received 19 May 2015",
-	"160":"DWD Marine Meteorological Archive: HISTOR Data (receipts in 2015)",
-	"161":"DWD German Light Vessels (receipts in 2014)",
-	"162":"GOSUDv3 real-time data from NCEI in WOD format received 30 April 2015",
-	"163":"GOSUD v3 near real time data from NCEI in WOD format received 30 April 2015",
-	"164":"GOSUD delayed-mode French research vessels and sailing ship data from NCEI in WOD format received 30 April 2015",
-	"165":"World War I (WW1) UK Royal Navy Logbooks (OldWeather) (1914-1923)(Accessed 29 May 2015)",
-	"166":"US Navy Arctic Logbooks (OldWeather) (Accessed 29 May 2015)",
-	"167":"ACRE Historical Digitised (expeditionary and other spreadsheets) - Translated by UK Met Office",
-	"168":"ACRE Historical Digitised (expeditionary and other spreadsheets) - Translated by NCEI",
-	"169":"Global Tropical Moored Buoy Array (GTMBA) from PMEL RT via NOC",
-	"170":"Global Tropicak Moored Buoy Arrat (GTMBA) from PMEL DM via NOC",
-	"171":"Australian Abstract Logs (Wragge Collection) from Weather Detective Crowdsourcing (accessed 29 May 2015)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.SX.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.SX.json
deleted file mode 100644
index c17f22017177abd8581a92b1eeb465dba90beaae..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.SX.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-	"1":"period converted from code into whole seconds"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.TC.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.TC.json
deleted file mode 100644
index 91dcab7e4f3a61398cf360ec483666222d4f9a15..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.TC.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-	"0":"not track checked",
-	"1":"track checked",
-	"2":"Unknown"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.TRIM.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.TRIM.json
deleted file mode 100644
index 6cc622945d574efe8d584a133fb0f66af3fb706c..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.TRIM.json
+++ /dev/null
@@ -1,14 +0,0 @@
-{
-	"1":"Within 2.8 sigma limits (g - 2.8*s1 <= a1 <= g + 2.8*s5)",
-	"2":"Less than 2.8 sigma lower limit (g - 3.5*s1 <= a1 < g - 2.8*s1)",
-	"3":"Greater than 2.8 sigma upper limit (g + 2.8*s5 < a1 <= g + 3.5*s5)",
-	"4":"Less than 3.5 sigma lower limit (g - 4.5*s1 <= a1 < g - 3.5*s1)",
-	"5":"Greater than 3.5 sigma upper limit (g + 3.5*s5 < a1 <= g + 4.5*s5)",
-	"6":"Less than 4.5 sigma lower limit (a1 < g - 4.5*s1)",
-	"7":"Greater than 4.5 sigma upper limit (a1 > g + 4.5*s5)",
-	"11":"Limits missing (ocean/coastal box); MEDS data correct (SF/PF only)",
-	"12":"Limits missing (ocean/coastal box) ",
-	"13":"Landlocked 2-degree box",
-	"14":"Data unusable (SF, AF, and PF, only; see Table 2)",
-	"15":"Data missing or not computable (see Table 2)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.WX.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.WX.json
deleted file mode 100644
index c17f22017177abd8581a92b1eeb465dba90beaae..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C1.WX.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-	"1":"period converted from code into whole seconds"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.AWSI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.AWSI.json
deleted file mode 100644
index 7942a4956a1cb285842d7de6b68f7116d1827003..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.AWSI.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-	"0":"No AWS",
-	"1":"AWS",
-	"2":"AWS plus manual observations"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.FM.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.FM.json
deleted file mode 100644
index 09ad7f2148fe407ae22a688726e0961d7e78de2e..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.FM.json
+++ /dev/null
@@ -1,15 +0,0 @@
-{
-	"0":"0",
-	"1":"1",
-	"2":"2",
-	"3":"3",
-	"4":"4",
-	"5":"5",
-	"6":"6",
-	"7":"7",
-	"8":"8",
-	"9":"9",
-	"10":"A",
-	"11":"B",
-	"12":"C"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC1.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC1.json
deleted file mode 100644
index 656f8ee13ce02cb2a75dfb1e0bc18cfd1abf623a..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC1.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"2":"0",
-	"2":"1",
-	"2":"2",
-	"2":"3 ",
-	"2":"4 ",
-	"2":"5 ",
-	"2":"6",
-	"2":"7",
-	"2":"8 ",
-	"2":"9",
-	"2":"10"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC2.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC2.json
deleted file mode 100644
index 1f38dcb000d5e564553f79d510abeb87db82dff0..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC2.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"2":"0",
-	"2":"1",
-	"2":"2",
-	"2":"3",
-	"2":"4",
-	"2":"5",
-	"2":"6",
-	"2":"7",
-	"2":"8",
-	"2":"9",
-	"2":"10"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC3.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC3.json
deleted file mode 100644
index 1f38dcb000d5e564553f79d510abeb87db82dff0..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC3.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"2":"0",
-	"2":"1",
-	"2":"2",
-	"2":"3",
-	"2":"4",
-	"2":"5",
-	"2":"6",
-	"2":"7",
-	"2":"8",
-	"2":"9",
-	"2":"10"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC4.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC4.json
deleted file mode 100644
index 1f38dcb000d5e564553f79d510abeb87db82dff0..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC4.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"2":"0",
-	"2":"1",
-	"2":"2",
-	"2":"3",
-	"2":"4",
-	"2":"5",
-	"2":"6",
-	"2":"7",
-	"2":"8",
-	"2":"9",
-	"2":"10"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC5.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC5.json
deleted file mode 100644
index 1f38dcb000d5e564553f79d510abeb87db82dff0..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IC5.json
+++ /dev/null
@@ -1,13 +0,0 @@
-{
-	"2":"0",
-	"2":"1",
-	"2":"2",
-	"2":"3",
-	"2":"4",
-	"2":"5",
-	"2":"6",
-	"2":"7",
-	"2":"8",
-	"2":"9",
-	"2":"10"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IMMV.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IMMV.json
deleted file mode 100644
index fd4c0c1e65c0edbf5e43117b5229f2c55b54298b..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IMMV.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-	"0":"IMMT version just prior to version number being included",
-	"1":"IMMT-1 (in effect from 2 Nov. 1994)",
-	"2":"IMMT-2 (in effect from Jan. 2003)",
-	"3":"IMMT-3 (in effect from Jan. 2007)",
-	"4":"IMMT-4 (in effect from Jan. 2011)",
-	"5":"IMMT-5 (in effect from June 2012)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IR.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IR.json
deleted file mode 100644
index 99145727e94e10497541b1eeb4d5d3ed21137a54..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IR.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-	"0":"Precipitation data are reported in Sections 1 and 3; Group 6RRRtr is included in both sections",
-	"1":"Precipitation data are reported in Section 1; Group 6RRRtr is included",
-	"2":"Precipitation data are reported in Section 3; Group 6RRRtr is included",
-	"3":"Precipitation data are reported in none of the two Sections 1 and 3; Group 6RRRtr is omitted (precipitation amount = 0)",
-	"4":"Precipitation data are reported in none of the two Sections 1 and 3; Group 6RRRtr is omitted (precipitation amount not available)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IS.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IS.json
deleted file mode 100644
index 4b98268bd7edfec0dcef844e5101b33d1f4fa47c..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IS.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-	"1":"icing from ocean spray",
-	"2":"icing from fog",
-	"3":"icing from spray and fog",
-	"4":"icing from rain",
-	"5":"icing from spray and rain"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IX.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IX.json
deleted file mode 100644
index 5c812596f0657a3e770d82123db3514ee86e8050..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.IX.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-	"1":"manned included",
-	"2":"manned omitted (no significant phenomenon to report)",
-	"3":"manned omitted (no observation, data not available)",
-	"4":"automatic included [using WMO Codes 4677 and 4561]",
-	"5":"automatic omitted (no significant phenomenon to report)",
-	"6":"automatic omitted (no observation, data not available)",
-	"7":"automatic included using WMO Codes 4680 and 4531"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.MQCS.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.MQCS.json
deleted file mode 100644
index 56bde5038c8ed31c6abf6a4596c14f57f82670d2..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.MQCS.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"No quality control (QC) has been performed on this element",
-	"1":"QC has been performed; element appears to be correct",
-	"2":"QC has been performed; element appears to be inconsistent with other elements",
-	"3":"QC has been performed; element appears to be doubtful",
-	"4":"QC has been performed; element appears to be erroneous",
-	"5":"The value has been changed as a result of QC",
-	"6":"The original flag is set (1) (correct) and the value will be classified by MQCS as inconsistent, dubious, erroneous or missing",
-	"7":"The original flag is set (5) (amended) and the value will be classified by MQCS as inconsistent, dubious, erroneous or missing",
-	"8":"[reserved]",
-	"9":"The value of the element is missing"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.MQCSv.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.MQCSv.json
deleted file mode 100644
index 2a7d303c79ba019d86f2bc4c2856a59f1bda637b..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.MQCSv.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-	"1":"MQCS- I (Original version, Feb. 1989): CMM-X",
-	"2":"MQCS-II (Version 2, March 1997) CMM-XII",
-	"3":"MQCS-III (Version 3, April 2000) SGMC-VIII",
-	"4":"MQCS-IV (Version 4, June 2001): JCOMM-I",
-	"5":"MQCS-V (Version 5, July 2004): ETMC-I",
-	"6":"MQCS-VI (Version 6, January 2011): JCOMM-III",
-	"7":"MQCS-VII (Version 7, June 2012): JCOMM-IV"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.OP.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.OP.json
deleted file mode 100644
index b076ab7d3930ac2af6f7cfa6334696a7af43e782..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.OP.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"unknown",
-	"1":"selected ship",
-	"2":"supplementary ship",
-	"3":"auxiliary ship",
-	"4":"registered VOSClim ship",
-	"5":"fixed sea station (e.g., rig or platform)",
-	"6":"coastal station",
-	"7":"[reserved]",
-	"8":"[reserved]",
-	"9":"others / data buoy"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.OS.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.OS.json
deleted file mode 100644
index f10e38b831204ed6162c431b40b520b96d475065..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.OS.json
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-	"0":"unknown",
-	"1":"logbook (paper)",
-	"2":"national telecommunication channels",
-	"3":"national publications",
-	"4":"logbook (electronic)",
-	"5":"global telecommunication channels (GTS)",
-	"6":"international publications"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RHI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RHI.json
deleted file mode 100644
index 5a97d17ccc67ed31d4321fa38475d7fdbe272e06..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RHI.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-	"0":"Relative humidity in tenths of Percentage, measured and originally reported",
-	"1":"Relative humidity in whole Percentage, measured and originally reported",
-	"2":"[Reserved]",
-	"3":"Relative humidity in tenths of Percentage, computed",
-	"4":"Relative humidity in whole Percentage, computed"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RRR.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RRR.json
deleted file mode 100644
index efb1ed34264a83dd892db6c794e86527ab9b0c4f..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RRR.json
+++ /dev/null
@@ -1,1002 +0,0 @@
-{
-	"0":"0",
-	"1":"1",
-	"2":"2",
-	"3":"3",
-	"4":"4",
-	"5":"5",
-	"6":"6",
-	"7":"7",
-	"8":"8",
-	"9":"9",
-	"10":"10",
-	"11":"11",
-	"12":"12",
-	"13":"13",
-	"14":"14",
-	"15":"15",
-	"16":"16",
-	"17":"17",
-	"18":"18",
-	"19":"19",
-	"20":"20",
-	"21":"21",
-	"22":"22",
-	"23":"23",
-	"24":"24",
-	"25":"25",
-	"26":"26",
-	"27":"27",
-	"28":"28",
-	"29":"29",
-	"30":"30",
-	"31":"31",
-	"32":"32",
-	"33":"33",
-	"34":"34",
-	"35":"35",
-	"36":"36",
-	"37":"37",
-	"38":"38",
-	"39":"39",
-	"40":"40",
-	"41":"41",
-	"42":"42",
-	"43":"43",
-	"44":"44",
-	"45":"45",
-	"46":"46",
-	"47":"47",
-	"48":"48",
-	"49":"49",
-	"50":"50",
-	"51":"51",
-	"52":"52",
-	"53":"53",
-	"54":"54",
-	"55":"55",
-	"56":"56",
-	"57":"57",
-	"58":"58",
-	"59":"59",
-	"60":"60",
-	"61":"61",
-	"62":"62",
-	"63":"63",
-	"64":"64",
-	"65":"65",
-	"66":"66",
-	"67":"67",
-	"68":"68",
-	"69":"69",
-	"70":"70",
-	"71":"71",
-	"72":"72",
-	"73":"73",
-	"74":"74",
-	"75":"75",
-	"76":"76",
-	"77":"77",
-	"78":"78",
-	"79":"79",
-	"80":"80",
-	"81":"81",
-	"82":"82",
-	"83":"83",
-	"84":"84",
-	"85":"85",
-	"86":"86",
-	"87":"87",
-	"88":"88",
-	"89":"89",
-	"90":"90",
-	"91":"91",
-	"92":"92",
-	"93":"93",
-	"94":"94",
-	"95":"95",
-	"96":"96",
-	"97":"97",
-	"98":"98",
-	"99":"99",
-	"100":"100",
-	"101":"101",
-	"102":"102",
-	"103":"103",
-	"104":"104",
-	"105":"105",
-	"106":"106",
-	"107":"107",
-	"108":"108",
-	"109":"109",
-	"110":"110",
-	"111":"111",
-	"112":"112",
-	"113":"113",
-	"114":"114",
-	"115":"115",
-	"116":"116",
-	"117":"117",
-	"118":"118",
-	"119":"119",
-	"120":"120",
-	"121":"121",
-	"122":"122",
-	"123":"123",
-	"124":"124",
-	"125":"125",
-	"126":"126",
-	"127":"127",
-	"128":"128",
-	"129":"129",
-	"130":"130",
-	"131":"131",
-	"132":"132",
-	"133":"133",
-	"134":"134",
-	"135":"135",
-	"136":"136",
-	"137":"137",
-	"138":"138",
-	"139":"139",
-	"140":"140",
-	"141":"141",
-	"142":"142",
-	"143":"143",
-	"144":"144",
-	"145":"145",
-	"146":"146",
-	"147":"147",
-	"148":"148",
-	"149":"149",
-	"150":"150",
-	"151":"151",
-	"152":"152",
-	"153":"153",
-	"154":"154",
-	"155":"155",
-	"156":"156",
-	"157":"157",
-	"158":"158",
-	"159":"159",
-	"160":"160",
-	"161":"161",
-	"162":"162",
-	"163":"163",
-	"164":"164",
-	"165":"165",
-	"166":"166",
-	"167":"167",
-	"168":"168",
-	"169":"169",
-	"170":"170",
-	"171":"171",
-	"172":"172",
-	"173":"173",
-	"174":"174",
-	"175":"175",
-	"176":"176",
-	"177":"177",
-	"178":"178",
-	"179":"179",
-	"180":"180",
-	"181":"181",
-	"182":"182",
-	"183":"183",
-	"184":"184",
-	"185":"185",
-	"186":"186",
-	"187":"187",
-	"188":"188",
-	"189":"189",
-	"190":"190",
-	"191":"191",
-	"192":"192",
-	"193":"193",
-	"194":"194",
-	"195":"195",
-	"196":"196",
-	"197":"197",
-	"198":"198",
-	"199":"199",
-	"200":"200",
-	"201":"201",
-	"202":"202",
-	"203":"203",
-	"204":"204",
-	"205":"205",
-	"206":"206",
-	"207":"207",
-	"208":"208",
-	"209":"209",
-	"210":"210",
-	"211":"211",
-	"212":"212",
-	"213":"213",
-	"214":"214",
-	"215":"215",
-	"216":"216",
-	"217":"217",
-	"218":"218",
-	"219":"219",
-	"220":"220",
-	"221":"221",
-	"222":"222",
-	"223":"223",
-	"224":"224",
-	"225":"225",
-	"226":"226",
-	"227":"227",
-	"228":"228",
-	"229":"229",
-	"230":"230",
-	"231":"231",
-	"232":"232",
-	"233":"233",
-	"234":"234",
-	"235":"235",
-	"236":"236",
-	"237":"237",
-	"238":"238",
-	"239":"239",
-	"240":"240",
-	"241":"241",
-	"242":"242",
-	"243":"243",
-	"244":"244",
-	"245":"245",
-	"246":"246",
-	"247":"247",
-	"248":"248",
-	"249":"249",
-	"250":"250",
-	"251":"251",
-	"252":"252",
-	"253":"253",
-	"254":"254",
-	"255":"255",
-	"256":"256",
-	"257":"257",
-	"258":"258",
-	"259":"259",
-	"260":"260",
-	"261":"261",
-	"262":"262",
-	"263":"263",
-	"264":"264",
-	"265":"265",
-	"266":"266",
-	"267":"267",
-	"268":"268",
-	"269":"269",
-	"270":"270",
-	"271":"271",
-	"272":"272",
-	"273":"273",
-	"274":"274",
-	"275":"275",
-	"276":"276",
-	"277":"277",
-	"278":"278",
-	"279":"279",
-	"280":"280",
-	"281":"281",
-	"282":"282",
-	"283":"283",
-	"284":"284",
-	"285":"285",
-	"286":"286",
-	"287":"287",
-	"288":"288",
-	"289":"289",
-	"290":"290",
-	"291":"291",
-	"292":"292",
-	"293":"293",
-	"294":"294",
-	"295":"295",
-	"296":"296",
-	"297":"297",
-	"298":"298",
-	"299":"299",
-	"300":"300",
-	"301":"301",
-	"302":"302",
-	"303":"303",
-	"304":"304",
-	"305":"305",
-	"306":"306",
-	"307":"307",
-	"308":"308",
-	"309":"309",
-	"310":"310",
-	"311":"311",
-	"312":"312",
-	"313":"313",
-	"314":"314",
-	"315":"315",
-	"316":"316",
-	"317":"317",
-	"318":"318",
-	"319":"319",
-	"320":"320",
-	"321":"321",
-	"322":"322",
-	"323":"323",
-	"324":"324",
-	"325":"325",
-	"326":"326",
-	"327":"327",
-	"328":"328",
-	"329":"329",
-	"330":"330",
-	"331":"331",
-	"332":"332",
-	"333":"333",
-	"334":"334",
-	"335":"335",
-	"336":"336",
-	"337":"337",
-	"338":"338",
-	"339":"339",
-	"340":"340",
-	"341":"341",
-	"342":"342",
-	"343":"343",
-	"344":"344",
-	"345":"345",
-	"346":"346",
-	"347":"347",
-	"348":"348",
-	"349":"349",
-	"350":"350",
-	"351":"351",
-	"352":"352",
-	"353":"353",
-	"354":"354",
-	"355":"355",
-	"356":"356",
-	"357":"357",
-	"358":"358",
-	"359":"359",
-	"360":"360",
-	"361":"361",
-	"362":"362",
-	"363":"363",
-	"364":"364",
-	"365":"365",
-	"366":"366",
-	"367":"367",
-	"368":"368",
-	"369":"369",
-	"370":"370",
-	"371":"371",
-	"372":"372",
-	"373":"373",
-	"374":"374",
-	"375":"375",
-	"376":"376",
-	"377":"377",
-	"378":"378",
-	"379":"379",
-	"380":"380",
-	"381":"381",
-	"382":"382",
-	"383":"383",
-	"384":"384",
-	"385":"385",
-	"386":"386",
-	"387":"387",
-	"388":"388",
-	"389":"389",
-	"390":"390",
-	"391":"391",
-	"392":"392",
-	"393":"393",
-	"394":"394",
-	"395":"395",
-	"396":"396",
-	"397":"397",
-	"398":"398",
-	"399":"399",
-	"400":"400",
-	"401":"401",
-	"402":"402",
-	"403":"403",
-	"404":"404",
-	"405":"405",
-	"406":"406",
-	"407":"407",
-	"408":"408",
-	"409":"409",
-	"410":"410",
-	"411":"411",
-	"412":"412",
-	"413":"413",
-	"414":"414",
-	"415":"415",
-	"416":"416",
-	"417":"417",
-	"418":"418",
-	"419":"419",
-	"420":"420",
-	"421":"421",
-	"422":"422",
-	"423":"423",
-	"424":"424",
-	"425":"425",
-	"426":"426",
-	"427":"427",
-	"428":"428",
-	"429":"429",
-	"430":"430",
-	"431":"431",
-	"432":"432",
-	"433":"433",
-	"434":"434",
-	"435":"435",
-	"436":"436",
-	"437":"437",
-	"438":"438",
-	"439":"439",
-	"440":"440",
-	"441":"441",
-	"442":"442",
-	"443":"443",
-	"444":"444",
-	"445":"445",
-	"446":"446",
-	"447":"447",
-	"448":"448",
-	"449":"449",
-	"450":"450",
-	"451":"451",
-	"452":"452",
-	"453":"453",
-	"454":"454",
-	"455":"455",
-	"456":"456",
-	"457":"457",
-	"458":"458",
-	"459":"459",
-	"460":"460",
-	"461":"461",
-	"462":"462",
-	"463":"463",
-	"464":"464",
-	"465":"465",
-	"466":"466",
-	"467":"467",
-	"468":"468",
-	"469":"469",
-	"470":"470",
-	"471":"471",
-	"472":"472",
-	"473":"473",
-	"474":"474",
-	"475":"475",
-	"476":"476",
-	"477":"477",
-	"478":"478",
-	"479":"479",
-	"480":"480",
-	"481":"481",
-	"482":"482",
-	"483":"483",
-	"484":"484",
-	"485":"485",
-	"486":"486",
-	"487":"487",
-	"488":"488",
-	"489":"489",
-	"490":"490",
-	"491":"491",
-	"492":"492",
-	"493":"493",
-	"494":"494",
-	"495":"495",
-	"496":"496",
-	"497":"497",
-	"498":"498",
-	"499":"499",
-	"500":"500",
-	"501":"501",
-	"502":"502",
-	"503":"503",
-	"504":"504",
-	"505":"505",
-	"506":"506",
-	"507":"507",
-	"508":"508",
-	"509":"509",
-	"510":"510",
-	"511":"511",
-	"512":"512",
-	"513":"513",
-	"514":"514",
-	"515":"515",
-	"516":"516",
-	"517":"517",
-	"518":"518",
-	"519":"519",
-	"520":"520",
-	"521":"521",
-	"522":"522",
-	"523":"523",
-	"524":"524",
-	"525":"525",
-	"526":"526",
-	"527":"527",
-	"528":"528",
-	"529":"529",
-	"530":"530",
-	"531":"531",
-	"532":"532",
-	"533":"533",
-	"534":"534",
-	"535":"535",
-	"536":"536",
-	"537":"537",
-	"538":"538",
-	"539":"539",
-	"540":"540",
-	"541":"541",
-	"542":"542",
-	"543":"543",
-	"544":"544",
-	"545":"545",
-	"546":"546",
-	"547":"547",
-	"548":"548",
-	"549":"549",
-	"550":"550",
-	"551":"551",
-	"552":"552",
-	"553":"553",
-	"554":"554",
-	"555":"555",
-	"556":"556",
-	"557":"557",
-	"558":"558",
-	"559":"559",
-	"560":"560",
-	"561":"561",
-	"562":"562",
-	"563":"563",
-	"564":"564",
-	"565":"565",
-	"566":"566",
-	"567":"567",
-	"568":"568",
-	"569":"569",
-	"570":"570",
-	"571":"571",
-	"572":"572",
-	"573":"573",
-	"574":"574",
-	"575":"575",
-	"576":"576",
-	"577":"577",
-	"578":"578",
-	"579":"579",
-	"580":"580",
-	"581":"581",
-	"582":"582",
-	"583":"583",
-	"584":"584",
-	"585":"585",
-	"586":"586",
-	"587":"587",
-	"588":"588",
-	"589":"589",
-	"590":"590",
-	"591":"591",
-	"592":"592",
-	"593":"593",
-	"594":"594",
-	"595":"595",
-	"596":"596",
-	"597":"597",
-	"598":"598",
-	"599":"599",
-	"600":"600",
-	"601":"601",
-	"602":"602",
-	"603":"603",
-	"604":"604",
-	"605":"605",
-	"606":"606",
-	"607":"607",
-	"608":"608",
-	"609":"609",
-	"610":"610",
-	"611":"611",
-	"612":"612",
-	"613":"613",
-	"614":"614",
-	"615":"615",
-	"616":"616",
-	"617":"617",
-	"618":"618",
-	"619":"619",
-	"620":"620",
-	"621":"621",
-	"622":"622",
-	"623":"623",
-	"624":"624",
-	"625":"625",
-	"626":"626",
-	"627":"627",
-	"628":"628",
-	"629":"629",
-	"630":"630",
-	"631":"631",
-	"632":"632",
-	"633":"633",
-	"634":"634",
-	"635":"635",
-	"636":"636",
-	"637":"637",
-	"638":"638",
-	"639":"639",
-	"640":"640",
-	"641":"641",
-	"642":"642",
-	"643":"643",
-	"644":"644",
-	"645":"645",
-	"646":"646",
-	"647":"647",
-	"648":"648",
-	"649":"649",
-	"650":"650",
-	"651":"651",
-	"652":"652",
-	"653":"653",
-	"654":"654",
-	"655":"655",
-	"656":"656",
-	"657":"657",
-	"658":"658",
-	"659":"659",
-	"660":"660",
-	"661":"661",
-	"662":"662",
-	"663":"663",
-	"664":"664",
-	"665":"665",
-	"666":"666",
-	"667":"667",
-	"668":"668",
-	"669":"669",
-	"670":"670",
-	"671":"671",
-	"672":"672",
-	"673":"673",
-	"674":"674",
-	"675":"675",
-	"676":"676",
-	"677":"677",
-	"678":"678",
-	"679":"679",
-	"680":"680",
-	"681":"681",
-	"682":"682",
-	"683":"683",
-	"684":"684",
-	"685":"685",
-	"686":"686",
-	"687":"687",
-	"688":"688",
-	"689":"689",
-	"690":"690",
-	"691":"691",
-	"692":"692",
-	"693":"693",
-	"694":"694",
-	"695":"695",
-	"696":"696",
-	"697":"697",
-	"698":"698",
-	"699":"699",
-	"700":"700",
-	"701":"701",
-	"702":"702",
-	"703":"703",
-	"704":"704",
-	"705":"705",
-	"706":"706",
-	"707":"707",
-	"708":"708",
-	"709":"709",
-	"710":"710",
-	"711":"711",
-	"712":"712",
-	"713":"713",
-	"714":"714",
-	"715":"715",
-	"716":"716",
-	"717":"717",
-	"718":"718",
-	"719":"719",
-	"720":"720",
-	"721":"721",
-	"722":"722",
-	"723":"723",
-	"724":"724",
-	"725":"725",
-	"726":"726",
-	"727":"727",
-	"728":"728",
-	"729":"729",
-	"730":"730",
-	"731":"731",
-	"732":"732",
-	"733":"733",
-	"734":"734",
-	"735":"735",
-	"736":"736",
-	"737":"737",
-	"738":"738",
-	"739":"739",
-	"740":"740",
-	"741":"741",
-	"742":"742",
-	"743":"743",
-	"744":"744",
-	"745":"745",
-	"746":"746",
-	"747":"747",
-	"748":"748",
-	"749":"749",
-	"750":"750",
-	"751":"751",
-	"752":"752",
-	"753":"753",
-	"754":"754",
-	"755":"755",
-	"756":"756",
-	"757":"757",
-	"758":"758",
-	"759":"759",
-	"760":"760",
-	"761":"761",
-	"762":"762",
-	"763":"763",
-	"764":"764",
-	"765":"765",
-	"766":"766",
-	"767":"767",
-	"768":"768",
-	"769":"769",
-	"770":"770",
-	"771":"771",
-	"772":"772",
-	"773":"773",
-	"774":"774",
-	"775":"775",
-	"776":"776",
-	"777":"777",
-	"778":"778",
-	"779":"779",
-	"780":"780",
-	"781":"781",
-	"782":"782",
-	"783":"783",
-	"784":"784",
-	"785":"785",
-	"786":"786",
-	"787":"787",
-	"788":"788",
-	"789":"789",
-	"790":"790",
-	"791":"791",
-	"792":"792",
-	"793":"793",
-	"794":"794",
-	"795":"795",
-	"796":"796",
-	"797":"797",
-	"798":"798",
-	"799":"799",
-	"800":"800",
-	"801":"801",
-	"802":"802",
-	"803":"803",
-	"804":"804",
-	"805":"805",
-	"806":"806",
-	"807":"807",
-	"808":"808",
-	"809":"809",
-	"810":"810",
-	"811":"811",
-	"812":"812",
-	"813":"813",
-	"814":"814",
-	"815":"815",
-	"816":"816",
-	"817":"817",
-	"818":"818",
-	"819":"819",
-	"820":"820",
-	"821":"821",
-	"822":"822",
-	"823":"823",
-	"824":"824",
-	"825":"825",
-	"826":"826",
-	"827":"827",
-	"828":"828",
-	"829":"829",
-	"830":"830",
-	"831":"831",
-	"832":"832",
-	"833":"833",
-	"834":"834",
-	"835":"835",
-	"836":"836",
-	"837":"837",
-	"838":"838",
-	"839":"839",
-	"840":"840",
-	"841":"841",
-	"842":"842",
-	"843":"843",
-	"844":"844",
-	"845":"845",
-	"846":"846",
-	"847":"847",
-	"848":"848",
-	"849":"849",
-	"850":"850",
-	"851":"851",
-	"852":"852",
-	"853":"853",
-	"854":"854",
-	"855":"855",
-	"856":"856",
-	"857":"857",
-	"858":"858",
-	"859":"859",
-	"860":"860",
-	"861":"861",
-	"862":"862",
-	"863":"863",
-	"864":"864",
-	"865":"865",
-	"866":"866",
-	"867":"867",
-	"868":"868",
-	"869":"869",
-	"870":"870",
-	"871":"871",
-	"872":"872",
-	"873":"873",
-	"874":"874",
-	"875":"875",
-	"876":"876",
-	"877":"877",
-	"878":"878",
-	"879":"879",
-	"880":"880",
-	"881":"881",
-	"882":"882",
-	"883":"883",
-	"884":"884",
-	"885":"885",
-	"886":"886",
-	"887":"887",
-	"888":"888",
-	"889":"889",
-	"890":"890",
-	"891":"891",
-	"892":"892",
-	"893":"893",
-	"894":"894",
-	"895":"895",
-	"896":"896",
-	"897":"897",
-	"898":"898",
-	"899":"899",
-	"900":"900",
-	"901":"901",
-	"902":"902",
-	"903":"903",
-	"904":"904",
-	"905":"905",
-	"906":"906",
-	"907":"907",
-	"908":"908",
-	"909":"909",
-	"910":"910",
-	"911":"911",
-	"912":"912",
-	"913":"913",
-	"914":"914",
-	"915":"915",
-	"916":"916",
-	"917":"917",
-	"918":"918",
-	"919":"919",
-	"920":"920",
-	"921":"921",
-	"922":"922",
-	"923":"923",
-	"924":"924",
-	"925":"925",
-	"926":"926",
-	"927":"927",
-	"928":"928",
-	"929":"929",
-	"930":"930",
-	"931":"931",
-	"932":"932",
-	"933":"933",
-	"934":"934",
-	"935":"935",
-	"936":"936",
-	"937":"937",
-	"938":"938",
-	"939":"939",
-	"940":"940",
-	"941":"941",
-	"942":"942",
-	"943":"943",
-	"944":"944",
-	"945":"945",
-	"946":"946",
-	"947":"947",
-	"948":"948",
-	"949":"949",
-	"950":"950",
-	"951":"951",
-	"952":"952",
-	"953":"953",
-	"954":"954",
-	"955":"955",
-	"956":"956",
-	"957":"957",
-	"958":"958",
-	"959":"959",
-	"960":"960",
-	"961":"961",
-	"962":"962",
-	"963":"963",
-	"964":"964",
-	"965":"965",
-	"966":"966",
-	"967":"967",
-	"968":"968",
-	"969":"969",
-	"970":"970",
-	"971":"971",
-	"972":"972",
-	"973":"973",
-	"974":"974",
-	"975":"975",
-	"976":"976",
-	"977":"977",
-	"978":"978",
-	"979":"979",
-	"980":"980",
-	"981":"981",
-	"982":"982",
-	"983":"983",
-	"984":"984",
-	"985":"985",
-	"986":"986",
-	"987":"987",
-	"988":"988",
-	"989":"989",
-	"990":"0",
-	"991":"0.1",
-	"992":"0.2",
-	"993":"0.3",
-	"994":"0.4",
-	"995":"0.5",
-	"996":"0.6",
-	"997":"0.7",
-	"998":"0.8",
-	"999":"0.9"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RS.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RS.json
deleted file mode 100644
index 48b17cca95696b140923a86f5f7f53c22ec19fbe..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.RS.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-	"0":"ice not building up",
-	"1":"ice building up slowly",
-	"2":"ice building up rapidly",
-	"3":"ice melting or breaking up slowly",
-	"4":"ice melting or breaking up rapidly"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.TR.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.TR.json
deleted file mode 100644
index 98ddbd7eeded9030e77412ace6463e10e2f07aa8..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.TR.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"undefined",
-	"1":"Total precipitation during the 6 hours preceding the observation",
-	"2":"Total precipitation during the 12 hours preceding the observation",
-	"3":"Total precipitation during the 18 hours preceding the observation",
-	"4":"Total precipitation during the 24 hours preceding the observation",
-	"5":"Total precipitation during the 1 hour preceding the observation",
-	"6":"Total precipitation during the 2 hours preceding the observation",
-	"7":"Total precipitation during the 3 hours preceding the observation",
-	"8":"Total precipitation during the 9 hours preceding the observation",
-	"9":"Total precipitation during the 15 hours preceding the observation"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.W2.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.W2.json
deleted file mode 100644
index 270266ebf8a482a6d05d458f847d7360272ca18d..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.W2.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"cloud covering one half or less of the sky throughout the period",
-	"1":"cloud covering more than one half of the sky during part of the period and covering one half or less during part of the period",
-	"2":"cloud covering more than one half of the sky throughout the period",
-	"3":"sandstorm, dust storm or blowing snow",
-	"4":"fog, ice fog, or thick haze (US includes thick smoke)",
-	"5":"drizzle",
-	"6":"rain",
-	"7":"snow, or rain and snow mixed",
-	"8":"shower",
-	"9":"thunderstorm with or without precipitation"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.WMI.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.WMI.json
deleted file mode 100644
index aadd9d14d1c48577a20f7969fc55cb9cab4e75e0..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C5.WMI.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"wind sea and swell estimated shipborne wave recorder",
-	"1":"wind sea and swell measured shipborne wave recorder",
-	"2":"mixed wave measured, swell estimated shipborne wave recorder",
-	"3":"other combinations measured and estimated shipborne wave recorder",
-	"4":"wind sea and swell measured buoy",
-	"5":"mixed wave measured, swell estimated buoy",
-	"6":"other combinations measured and estimated buoy",
-	"7":"wind sea and swell measured other measurement system",
-	"8":"mixed wave measured, swell estimated other measurement system",
-	"9":"other combinations measured and estimated other measurement system"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.COUNTRY.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.COUNTRY.json
deleted file mode 100644
index d9ec138fe198628d95ba1a547db3b7aae75beb69..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.COUNTRY.json
+++ /dev/null
@@ -1,259 +0,0 @@
-{
-	"0":"Netherlands",
-	"1":"Norway",
-	"2":"US",
-	"3":"UK",
-	"4":"France",
-	"5":"Denmark",
-	"6":"Italy",
-	"7":"India",
-	"8":"Hong Kong",
-	"9":"New Zealand",
-	"00":"Netherlands",
-	"01":"Norway",
-	"02":"US",
-	"03":"UK",
-	"04":"France",
-	"05":"Denmark",
-	"06":"Italy",
-	"07":"India",
-	"08":"Hong Kong",
-	"09":"New Zealand",
-	"10":"Ireland",
-	"11":"Philippines",
-	"12":"Egypt",
-	"13":"Canada",
-	"14":"Belgium",
-	"15":"South Africa",
-	"16":"Australia",
-	"17":"Japan",
-	"18":"Pakistan",
-	"19":"Argentina",
-	"20":"Sweden",
-	"21":"Federal Republic of Germany",
-	"22":"Iceland",
-	"23":"Israel",
-	"24":"Malaysia",
-	"25":"USSR",
-	"26":"Finland",
-	"27":"Rep. of Korea",
-	"28":"New Caledonia",
-	"29":"Portugal",
-	"30":"Spain",
-	"31":"Thailand",
-	"32":"Yugoslavia",
-	"33":"Poland",
-	"34":"Brazil",
-	"35":"Singapore",
-	"36":"Kenya",
-	"37":"Tanzania",
-	"38":"Uganda",
-	"39":"Mexico",
-	"40":"German Democractic Republic",
-	"AF":"Afghanistan",
-	"AL":"Albania",
-	"DZ":"Algeria",
-	"AD":"Andorra",
-	"AO":"Angola",
-	"AG":"Antigua and Barbuda",
-	"AR":"Argentina",
-	"AM":"Armenia",
-	"AW":"Aruba",
-	"AU":"Australia",
-	"AT":"Austria",
-	"AZ":"Azerbaijan",
-	"BS":"Bahamas",
-	"BH":"Bahrain",
-	"BD":"Bangladesh",
-	"BB":"Barbados",
-	"BY":"Belarus",
-	"BE":"Belgium",
-	"BZ":"Belize",
-	"BJ":"Benin",
-	"BT":"Bhutan",
-	"BO":"Bolivia",
-	"BA":"Bosnia and Herzegovina",
-	"BW":"Botswana",
-	"BR":"Brazil",
-	"BN":"Brunei Darussalam",
-	"BG":"Bulgaria",
-	"BF":"Burkina Faso",
-	"BI":"Burundi",
-	"KH":"Cambodia",
-	"CM":"Cameroon",
-	"CA":"Canada",
-	"CV":"Cape Verde",
-	"CF":"Central African Republic",
-	"TD":"Chad",
-	"CL":"Chile",
-	"CN":"China",
-	"CO":"Columbia",
-	"KM":"Comoros",
-	"CG":"Congo",
-	"CD":"The Democratic Republic of the Congo",
-	"CR":"Costa Rica",
-	"CI":"Cote d'Ivoire",
-	"HR":"Croatia",
-	"CU":"Cuba",
-	"CY":"Cyprus",
-	"CZ":"Czech Republic",
-	"DK":"Denmark",
-	"DJ":"Djibouti",
-	"DM":"Dominica",
-	"DO":"Dominican Republic",
-	"EC":"Ecuador",
-	"EG":"Egypt",
-	"SV":"El Salvador",
-	"GQ":"Equatorial Guinea",
-	"ER":"Eritrea",
-	"EE":"Estonia",
-	"ET":"Ethiopia",
-	"FJ":"Fiji",
-	"FI":"Finland",
-	"FR":"France",
-	"GA":"Gabon",
-	"GM":"Gambia",
-	"GE":"Georgia",
-	"DE":"Germany",
-	"GH":"Ghana",
-	"GR":"Greece",
-	"GD":"Grenada",
-	"GT":"Guatemala",
-	"GN":"Guinea",
-	"GW":"Guinea Bissau",
-	"GY":"Guyana",
-	"HT":"Haiti",
-	"HN":"Honduras",
-	"HK":"Hong Kong",
-	"HU":"Hungary",
-	"IS":"Iceland",
-	"IN":"India",
-	"ID":"Indonesia",
-	"IR":"Islamic Republic of Iran",
-	"IQ":"Iraq",
-	"IE":"Ireland",
-	"IL":"Israel",
-	"IT":"Italy",
-	"JM":"Jamaica",
-	"JP":"Japan",
-	"JO":"Jordan",
-	"KZ":"Kazakhstan",
-	"KE":"Kenya",
-	"KI":"Kiribati",
-	"KR":"Republic of Korea",
-	"KW":"Kuwait",
-	"KG":"Kyrgyzstan",
-	"LA":"Lao Peoples Democratic Republic",
-	"LV":"Latvia",
-	"LB":"Lebanon",
-	"LS":"Lesotho",
-	"LR":"Liberia",
-	"LY":"Libyan Arab Jamahiriya",
-	"LT":"Lithuania",
-	"LU":"Luxembourg",
-	"MK":"The Former Yugoslav Republic of Macedonia",
-	"MG":"Madagascar",
-	"MW":"Malawi",
-	"MY":"Malaysia",
-	"MV":"Maldives",
-	"ML":"Mali",
-	"MT":"Malta",
-	"MH":"Marshal Islands",
-	"MR":"Mauritania",
-	"MU":"Mauritius",
-	"MX":"Mexico",
-	"FM":"Federated States of Micronesia",
-	"MD":"Republic of Moldova",
-	"MC":"Monaco",
-	"MN":"Mongolia",
-	"MA":"Morocco",
-	"MZ":"Mozambique",
-	"MM":"Myanmar",
-	"NA":"Namibia",
-	"NR":"Nauru",
-	"NP":"Nepal",
-	"NL":"Netherlands",
-	"AN":"Netherlands Antilles",
-	"NZ":"New Zealand",
-	"NI":"Nicaragua",
-	"NE":"Niger",
-	"NG":"Nigeria",
-	"KP":"Democratic People's Republic of Korea",
-	"NO":"Norway",
-	"OM":"Oman",
-	"PK":"Pakistan",
-	"PW":"Palau",
-	"PS":"Occupied Palestinian Territory",
-	"PA":"Panama",
-	"PG":"Papua New Guinea",
-	"PY":"Paraguay",
-	"PE":"Peru",
-	"PH":"Philippines",
-	"PL":"Poland",
-	"PT":"Portugal",
-	"QA":"Qatar",
-	"RO":"Romania",
-	"RU":"Russian Federation",
-	"RW":"Rwanda",
-	"KN":"Saint Kitts and Nevis",
-	"LC":"Saint Lucia",
-	"VC":"Saint Vincent and the Grenadines",
-	"WS":"Samoa",
-	"SM":"San Marino",
-	"ST":"Sao Tome And Principe",
-	"SA":"Saudi Arabia",
-	"SN":"Senegal",
-	"CS":"Serbia and Montenegro",
-	"SC":"Seychelles",
-	"SL":"Sierra Leone",
-	"SG":"Singapore",
-	"SK":"Slovakia",
-	"SI":"Slovenia",
-	"SB":"Solomon Islands",
-	"SO":"Somalia",
-	"ZA":"South Africa",
-	"ES":"Spain",
-	"LK":"Sri Lanka",
-	"SD":"Sudan",
-	"SR":"Surinam",
-	"SZ":"Swaziland",
-	"SE":"Sweden",
-	"CH":"Switzerland",
-	"SY":"Syrian Arab Republic",
-	"TJ":"Tajikistan",
-	"TZ":"United Republic of Tanzania",
-	"TH":"Thailand",
-	"TL":"Timor - Leste",
-	"TG":"Togo",
-	"TO":"Tonga",
-	"TT":"Trinidad and Tobago",
-	"TN":"Tunisia",
-	"TR":"Turkey",
-	"TM":"Turkmenistan",
-	"TV":"Tuvala",
-	"UG":"Uganda",
-	"UA":"Ukraine",
-	"AE":"United Arab Emirates",
-	"GB":"United Kingdom",
-	"US":"United States",
-	"UY":"Uruguay",
-	"UZ":"Uzbekistan",
-	"VU":"Vanuatu",
-	"VA":"Vatican City",
-	"VE":"Venezuela",
-	"VN":"Viet Nam",
-	"YE":"Yemen",
-	"ZM":"Zambia",
-	"ZW":"Zimbabwe",
-	"DD":"East Germany",
-	"CS":"Serbia and Montenegro",
-	"RU":"Soviet Union",
-	"NC":"New Caledonia",
-	"ZY":"None (self recruited)",
-	"ZZ":"None (third party support)",
-	"TW":"Taiwan (Province of China)",
-	"SU":"Soviet Union",
-	"YU":"Yugoslavia",
-	"XX":"Multiple recruitment",
-	"EU":"European Union"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.EOH.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.EOH.json
deleted file mode 100644
index 2314fc39739f5d785b76d806761b4ccc36f0b92f..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.EOH.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"A":"Aspirated (Assmann type)",
-	"S":"Screen (not ventilated)",
-	"HH":"Hand-held digital thermometer / humidity sensor",
-	"RS":"Radiation shield (e.g. cylindrical / Gill multi-plate)",
-	"SG":"Ship's Sling",
-	"SL":"Sling",
-	"SN":"Ship's screen",
-	"US":"Unscreened",
-	"VS":"Screen (ventilated)",
-	"W":"Whirling"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.EOT.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.EOT.json
deleted file mode 100644
index 2314fc39739f5d785b76d806761b4ccc36f0b92f..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.EOT.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"A":"Aspirated (Assmann type)",
-	"S":"Screen (not ventilated)",
-	"HH":"Hand-held digital thermometer / humidity sensor",
-	"RS":"Radiation shield (e.g. cylindrical / Gill multi-plate)",
-	"SG":"Ship's Sling",
-	"SL":"Sling",
-	"SN":"Ship's screen",
-	"US":"Unscreened",
-	"VS":"Screen (ventilated)",
-	"W":"Whirling"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.KOV.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.KOV.json
deleted file mode 100644
index 6f4ceab46b10c68168faf07c16d4ca34abd0453f..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.KOV.json
+++ /dev/null
@@ -1,34 +0,0 @@
-{
-	"BA":"Barge",
-	"BC":"Bulk Carrier",
-	"CA":"Cable ship",
-	"CG":"Coast Guard Ship",
-	"CS":"Container Ship",
-	"DR":"Dredger",
-	"FE":"Passenger ferries",
-	"FP":"Floating production and storage units",
-	"FV":"Other Fishing Vessel",
-	"GC":"General Cargo",
-	"GT":"Gas Tanker",
-	"IC":"Icebreaking vessel",
-	"IF":"Inshore Fishing Vessel",
-	"LC":"Livestock carrier",
-	"LT":"Liquid Tanker",
-	"LV":"Light Vessel",
-	"MI":"Mobile installation including mobile offshore drill ships, jack-up rigs and semi-submersibles",
-	"MS":"Military Ship",
-	"OT":"Other",
-	"OW":"Ocean Weather Ship",
-	"PI":"Pipe layer",
-	"PS":"Passenger ships and cruise liners",
-	"RF":"Ro/Ro Ferry",
-	"RR":"Ro/Ro Cargo",
-	"RS":"Refrigerated cargo ships including banana ships",
-	"RV":"Research Vessel",
-	"SA":"Large sailing vessels",
-	"SV":"Support Vessel",
-	"TR":"Trawler",
-	"TU":"Tug",
-	"VC":"Vehicle carriers",
-	"YA":"Yacht / Pleasure Craft"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.LOT.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.LOT.json
deleted file mode 100644
index 073f8610e40c4269d2aadbb81809c3fa81edf7e2..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.LOT.json
+++ /dev/null
@@ -1,18 +0,0 @@
-{
-	"1":"Bridge wing port",
-	"2":"Bridge wing starboard",
-	"3":"Bridge wing both sides",
-	"4":"Bridge wing windward side",
-	"5":"Wheelhouse top port",
-	"6":"Wheelhouse top starboard",
-	"7":"Wheelhouse top both",
-	"8":"Wheelhouse top center",
-	"9":"Wheelhouse top windward side",
-	"10":"Mainmast",
-	"11":"Foremast",
-	"12":"Mast on Wheelhouse top",
-	"13":"Main deck port side",
-	"14":"Main deck starboard side",
-	"15":"Main deck both sides",
-	"OT":"Other (specify in footnote)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.OPM.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.OPM.json
deleted file mode 100644
index 48d6cf285e51269ac1cbde6f492ab4edd0258792..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.OPM.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-	"10":"Selected ships",
-	"15":"Selected ships (AWS)",
-	"30":"VOSClim",
-	"35":"VOSClim (AWS)",
-	"40":"Supplementary ships",
-	"45":"Supplementary ships (AWS)",
-	"70":"Auxiliary ships",
-	"75":"Auxiliary ships (AWS)",
-	"99":"Unknown"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.SIM.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.SIM.json
deleted file mode 100644
index ab2712c3615b9f84a4871154fee410379f94b5b0..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.SIM.json
+++ /dev/null
@@ -1,10 +0,0 @@
-{
-	"BU":"bucket",
-	"C":"condenser inlet (intake)",
-	"TT":"trailing thermistor",
-	"HC":"hull contact sensor",
-	"HT":"through hull sensor",
-	"RAD":"radiation thermometer",
-	"BTT":"bait tanks thermometer",
-	"OT":"others"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.SMV.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.SMV.json
deleted file mode 100644
index ce932ad99b8b6751254f799b16af7bbb7ba71b4c..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.SMV.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-	"0":"NULL",
-	"1":"Output from digitization project, semi-colon delimited format (1955)",
-	"2":"Output from digitization project, semi-colon delimited format (1956)",
-	"3":"Output from digitization project, semi-colon delimited format (1957,1967)",
-	"4":"Output from digitization project, semi-colon delimited format (1968 to 1969)",
-	"5":"Fixed format (1970Ð94)",
-	"6":"Semicolon delimited format (1995 to 2001)",
-	"7":"Semicolon delimited format (2002 to 2007 q1)",
-	"8":"Semicolon delimited format (2007 q2 - 2008)",
-	"9":"Semicolon delimited format (2009 - 2014)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOB.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOB.json
deleted file mode 100644
index d8fc1997da5969b191ca9216aeb5fdd7534f56cf..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOB.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-	"AN":"Aneroid barometer (issued by Port Meteorological Officer or Meteorological Agency)",
-	"DA":"Digital Aneroid Barometer",
-	"MER":"Mercury Barometer",
-	"SAN":"Ship's Aneroid Barometer",
-	"ELE":"electronic digital barometer",
-	"OT":"Other"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOH.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOH.json
deleted file mode 100644
index 81f07bb29247c85e6b6ccb07d9f7136bd9f7c96a..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOH.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-	"NULL":"NULL",
-	"1":"Hygristor",
-	"2":"Chilled Mirror",
-	"3":"Other",
-	"C":"Capacitance",
-	"E":"Electric",
-	"H":"Hair hygrometer",
-	"P":"Psychrometer",
-	"T":"Torsion"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOT.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOT.json
deleted file mode 100644
index f33196a1db3c0960cb2989957324aff9f84f343d..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C7.TOT.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-	"ALC":"Alcohol Thermometer",
-	"ELE":"Electric (resistance) Thermometer",
-	"MER":"Dry Bulb Mercury Thermometer"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.ASIR.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.ASIR.json
deleted file mode 100644
index 707b80a24c06bd24a7e01cc892593aad4140c24d..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.ASIR.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-	"0":"Active",
-	"1":"Inactive"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.DPRO.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.DPRO.json
deleted file mode 100644
index a517e2d0da83e7df2bde5c89de19ee855e0de945..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.DPRO.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-	"1":"ECMWF",
-	"2":"NOAA-NCEP",
-	"3":"NASA",
-	"4":"JMA"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.DPRP.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.DPRP.json
deleted file mode 100644
index 827aa71ea992f4bad9edb4f1e4edb83636676a05..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.DPRP.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-	"1":"ERA-20C",
-	"2":"CFSRv2",
-	"3":"MERRA",
-	"4":"JRA-55"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.UFR.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.UFR.json
deleted file mode 100644
index fa409f3555040ca1ef15475c9aeb4d34b02007f9..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C95.UFR.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-	"1":"Assimilated and used",
-	"2":"Assimilated and rejected",
-	"3":"Blacklisted",
-	"4":"Whitelisted",
-	"5":"Available but not used",
-	"6":"None apply"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C96.ASII.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C96.ASII.json
deleted file mode 100644
index 707b80a24c06bd24a7e01cc892593aad4140c24d..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C96.ASII.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-	"0":"Active",
-	"1":"Inactive"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C97.ASIE.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C97.ASIE.json
deleted file mode 100644
index 707b80a24c06bd24a7e01cc892593aad4140c24d..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C97.ASIE.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-	"0":"Active",
-	"1":"Inactive"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C98.IRF.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C98.IRF.json
deleted file mode 100644
index 823e73cccb89d9b95314edf2ddd4a74c8e9b63e9..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C98.IRF.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-	"0":"Intermediate (i.e. Retain in Intermediate data file, reject from Final dataset)",
-	"1":"Final (i.e. Retain in both Intermediate and Final datasets)",
-	"2":"Reject (i.e. Reject from both Intermediate and Final datasets)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C98.RSA.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C98.RSA.json
deleted file mode 100644
index f664fc2f5a58610e7c17876f12b93152224b69c5..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C98.RSA.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-	"0":"Preliminary (Not yet included in an official ICOADS Release)",
-	"1":"Auxiliary (Records provided in separate data files in addition to ICOADS official Releases and Preliminary data. This also includes new data sources received, but awaiting blending into an official ICOADS Release)",
-	"2":"Full (A record included in an official ICOADS Release)"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C99.QC.json b/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C99.QC.json
deleted file mode 100644
index 919e5f3088d22790698c78c1545a3bdb6f0a1e85..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/ICOADS.C99.QC.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "0":"not checked",
-  "1":"good",
-  "3":"doubtful",
-  "4":"bad"
-}
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCIndicator b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCIndicator
deleted file mode 100644
index 2c30d584ea6e5fb1b765909fbe667391c175b2a0..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCIndicator
+++ /dev/null
@@ -1,12 +0,0 @@
-[
-{"codes":[0],"description":"No quality control (QC) has been performed on this element"},
-{"codes":[1],"description":"QC has been performed; element appears to be correct"},
-{"codes":[2],"description":"QC has been performed; element appears to be inconsistent with other elements"},
-{"codes":[3],"description":"QC has been performed; element appears to be doubtful"},
-{"codes":[4],"description":"QC has been performed; element appears to be erroneous"},
-{"codes":[5],"description":"The value has been changed as a result of QC"},
-{"codes":[6],"description":"The original flag is set (1) (correct) and the value will be classified by MQCS as inconsistent, dubious, erroneous or missing"},
-{"codes":[7],"description":"The original flag is set (5) (amended) and the value will be classified by MQCS as inconsistent, dubious, erroneous or missing"},
-{"codes":[8],"description":"[reserved]"},
-{"codes":[9],"description":"The value of the element is missing"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCIndicatorGeneral b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCIndicatorGeneral
deleted file mode 100644
index 18568deeb5d380208f85105f0402b926738bb5bd..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCIndicatorGeneral
+++ /dev/null
@@ -1,12 +0,0 @@
-[
-{"codes":[0],"description":"no QC has been performed on this element"},
-{"codes":[1],"description":"QC performed; element appears correct"},
-{"codes":[2],"description":"QC performed; element appears inconsistent with other elements"},
-{"codes":[3],"description":"QC performed; element appears doubtful"},
-{"codes":[4],"description":"QC performed; element appears erroneous"},
-{"codes":[5],"description":"QC performed; element changed (possibly to missing) as a result"},
-{"codes":[6],"description":"QC flag amended: element flagged by CMas correct (1), but according to MQCS still appears suspect (2-4) or missing (9)"},
-{"codes":[7],"description":"QC flag amended: element flagged by CM as changed (5), but according to MQCS still appears suspect (2-4)"},
-{"codes":[8],"description":"[reserved]"},
-{"codes":[9],"description":"element is missing"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCversion b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCversion
deleted file mode 100644
index f3f0655e34eb45cbd3f59197b1b408cd79ef61a7..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.MQCversion
+++ /dev/null
@@ -1,9 +0,0 @@
-[
-{"codes":[1],"description":"MQCS- I (Original version, Feb. 1989): CMM-X"},
-{"codes":[2],"description":"MQCS-II (Version 2, March 1997) CMM-XII"},
-{"codes":[3],"description":"MQCS-III (Version 3, April 2000) SGMC-VIII"},
-{"codes":[4],"description":"MQCS-IV (Version 4, June 2001): JCOMM-I"},
-{"codes":[5],"description":"MQCS-V (Version 5, July 2004): ETMC-I"},
-{"codes":[6],"description":"MQCS-VI (Version 6, January 2011): JCOMM-III"},
-{"codes":[7],"description":"MQCS-VII (Version 7, June 2012): JCOMM-IV"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.SUPDEncoding b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.SUPDEncoding
deleted file mode 100644
index 10188854fdbfd6e2faedf88ff1659a07079f6f34..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.SUPDEncoding
+++ /dev/null
@@ -1,5 +0,0 @@
-[
-{"codes":[0],"description":"base64 encoding"},
-{"codes":[1],"description":"hexadecimal"},
-{"codes":[2],"description":"ASCII"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.awsi b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.awsi
deleted file mode 100644
index aef898d5135bd5e5df5a9e10eeba23c077438b26..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.awsi
+++ /dev/null
@@ -1,5 +0,0 @@
-[
-{"codes":[0],"description":"No AWS"},
-{"codes":[1],"description":"AWS"},
-{"codes":[2],"description":"AWS plus manual observations"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.bsi b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.bsi
deleted file mode 100644
index 0d33b2281b6edc1674596d888fc6b896a4a5750e..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.bsi
+++ /dev/null
@@ -1,3 +0,0 @@
-[
-{"codes":[0],"description":"ICOADS box system"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.fm b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.fm
deleted file mode 100644
index 84733ba3ad4059ddb19da928d6b0095512f7f6a7..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.fm
+++ /dev/null
@@ -1,15 +0,0 @@
-[
-{"codes":[0],"description":"previous to FM 24-V"},
-{"codes":[1],"description":"FM 24-V"},
-{"codes":[2],"description":"FM 24-VI Ext."},
-{"codes":[3],"description":"FM 13-VII"},
-{"codes":[4],"description":"FM 13-VIII"},
-{"codes":[5],"description":"FM 13-VIII Ext."},
-{"codes":[6],"description":"FM 13-IX"},
-{"codes":[7],"description":"FM 13-IX Ext."},
-{"codes":[8],"description":"FM 13-X"},
-{"codes":[9],"description":"FM 13-XI"},
-{"codes":[10],"description":"FM 13-XII Ext."},
-{"codes":[11],"description":"FM 13-XIII"},
-{"codes":[12],"description":"FM 13-XIV Ext."}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.immv b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.immv
deleted file mode 100644
index d5d30a49060f28825517cdf2e0c51fbbb1a38e03..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.immv
+++ /dev/null
@@ -1,8 +0,0 @@
-[
-{"codes":[0],"description":"IMMT version just prior to version number being included"},
-{"codes":[1],"description":"IMMT-1 (in effect from 2 Nov. 1994)"},
-{"codes":[2],"description":"IMMT-2 (in effect from Jan. 2003)"},
-{"codes":[3],"description":"IMMT-3 (in effect from Jan. 2007)"},
-{"codes":[4],"description":"IMMT-4 (in effect from Jan. 2011)"},
-{"codes":[5],"description":"IMMT-5 (in effect from June 2012)"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.is b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.is
deleted file mode 100644
index 8277af7628af91d9f6be89f1fcb8f9f775373402..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.is
+++ /dev/null
@@ -1,7 +0,0 @@
-[
-{"codes":[1],"description":"icing from ocean spray"},
-{"codes":[2],"description":"icing from fog"},
-{"codes":[3],"description":"icing from spray and fog"},
-{"codes":[4],"description":"icing from rain"},
-{"codes":[5],"description":"icing from spray and rain"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.it b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.it
deleted file mode 100644
index 65683d7ff8df9b097b5d1001bab1420fccfb0672..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.it
+++ /dev/null
@@ -1,12 +0,0 @@
-[
-{"codes":[0],"description":"tenths degC"},
-{"codes":[1],"description":"half degC"},
-{"codes":[2],"description":"whole degC"},
-{"codes":[3],"description":"whole or tenths degC (mixed precision among temperature fields)"},
-{"codes":[4],"description":"tenths degF"},
-{"codes":[5],"description":"half degF"},
-{"codes":[6],"description":"whole degF"},
-{"codes":[7],"description":"whole or tenths degF (mixed precision among temperature fields)"},
-{"codes":[8],"description":"high resolution data (e.g., hundredths degC)"},
-{"codes":[9],"description":"other"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.ix b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.ix
deleted file mode 100644
index 37e7045ff03357b7982192e1689b0e22a6a403ab..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.ix
+++ /dev/null
@@ -1,9 +0,0 @@
-[
-{"codes":[1],"description":"manned included"},
-{"codes":[2],"description":"manned omitted (no significant phenomenon to report)"},
-{"codes":[3],"description":"manned omitted (no observation, data not available)"},
-{"codes":[4],"description":"automatic included [using WMO Codes 4677 and 4561]"},
-{"codes":[5],"description":"automatic omitted (no significant phenomenon to report)"},
-{"codes":[6],"description":"automatic omitted (no observation, data not available)"},
-{"codes":[7],"description":"automatic included using WMO Codes 4680 and 4531"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.kov b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.kov
deleted file mode 100644
index 9e64f5a10294b9436da5ac74bea67acb9486a4d8..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.kov
+++ /dev/null
@@ -1,34 +0,0 @@
-[
-{"codes":["BA"],"description":"Barge"},
-{"codes":["BC"],"description":"Bulk Carrier"},
-{"codes":["CA"],"description":"Cable ship"},
-{"codes":["CG"],"description":"Coast Guard Ship"},
-{"codes":["CS"],"description":"Container Ship"},
-{"codes":["DR"],"description":"Dredger"},
-{"codes":["FE"],"description":"Passenger ferries"},
-{"codes":["FP"],"description":"Floating production and storage units"},
-{"codes":["FV"],"description":"Other Fishing Vessel"},
-{"codes":["GC"],"description":"General Cargo"},
-{"codes":["GT"],"description":"Gas Tanker"},
-{"codes":["IC"],"description":"Icebreaking vessel"},
-{"codes":["IF"],"description":"Inshore Fishing Vessel"},
-{"codes":["LC"],"description":"Livestock carrier"},
-{"codes":["LT"],"description":"Liquid Tanker"},
-{"codes":["LV"],"description":"Light Vessel"},
-{"codes":["MI"],"description":"Mobile installation including mobile offshore drill ships, jack-up rigs and semi-submersibles"},
-{"codes":["MS"],"description":"Military Ship"},
-{"codes":["OT"],"description":"Other"},
-{"codes":["OW"],"description":"Ocean Weather Ship"},
-{"codes":["PI"],"description":"Pipe layer"},
-{"codes":["PS"],"description":"Passenger ships and cruise liners"},
-{"codes":["RF"],"description":"Ro\/Ro Ferry"},
-{"codes":["RR"],"description":"Ro\/Ro Cargo"},
-{"codes":["RS"],"description":"Refrigerated cargo ships including banana ships"},
-{"codes":["RV"],"description":"Research Vessel"},
-{"codes":["SA"],"description":"Large sailing vessels"},
-{"codes":["SV"],"description":"Support Vessel"},
-{"codes":["TR"],"description":"Trawler"},
-{"codes":["TU"],"description":"Tug"},
-{"codes":["VC"],"description":"Vehicle carriers"},
-{"codes":["YA"],"description":"Yacht \/ Pleasure Craft"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.lot b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.lot
deleted file mode 100644
index 9a6f93ab64840df33de0cf164e1009361ef67489..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.lot
+++ /dev/null
@@ -1,18 +0,0 @@
-[
-{"codes":["1"],"description":"Bridge wing port"},
-{"codes":["2"],"description":"Bridge wing starboard"},
-{"codes":["3"],"description":"Bridge wing both sides"},
-{"codes":["4"],"description":"Bridge wing windward side"},
-{"codes":["5"],"description":"Wheelhouse top port"},
-{"codes":["6"],"description":"Wheelhouse top starboard"},
-{"codes":["7"],"description":"Wheelhouse top both"},
-{"codes":["8"],"description":"Wheelhouse top center"},
-{"codes":["9"],"description":"Wheelhouse top windward side"},
-{"codes":["10"],"description":"Mainmast"},
-{"codes":["11"],"description":"Foremast"},
-{"codes":["12"],"description":"Mast on Wheelhouse top"},
-{"codes":["13"],"description":"Main deck port side"},
-{"codes":["14"],"description":"Main deck starboard side"},
-{"codes":["15"],"description":"Main deck both sides"},
-{"codes":["OT"],"description":"Other (specify in footnote)"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.mds b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.mds
deleted file mode 100644
index 5b2a06e5341e0192f8bbd06486ce138eb05bf639..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.mds
+++ /dev/null
@@ -1,4 +0,0 @@
-[
-{"codes":[0],"description":"WMO Publication No. 47"},
-{"codes":[1],"description":"Center for Ocean-Atmospheric Prediction Studies, Tallahassee, USA"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.op b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.op
deleted file mode 100644
index 253d153e6cd7f2b4bd2bd5ba26f8987a2be45bb2..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.op
+++ /dev/null
@@ -1,12 +0,0 @@
-[
-{"codes":[0],"description":"unknown"},
-{"codes":[1],"description":"selected ship"},
-{"codes":[2],"description":"supplementary ship"},
-{"codes":[3],"description":"auxiliary ship"},
-{"codes":[4],"description":"registered VOSClim ship"},
-{"codes":[5],"description":"fixed sea station (e.g., rig or platform)"},
-{"codes":[6],"description":"coastal station"},
-{"codes":[7],"description":"[reserved]"},
-{"codes":[8],"description":"[reserved]"},
-{"codes":[9],"description":"others \/ data buoy"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.opm b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.opm
deleted file mode 100644
index b053c6ef97aa58baaf2507e9ebc7d6a4a8b38127..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.opm
+++ /dev/null
@@ -1,11 +0,0 @@
-[
-{"codes":[10],"description":"Selected ships"},
-{"codes":[15],"description":"Selected ships (AWS)"},
-{"codes":[30],"description":"VOSClim"},
-{"codes":[35],"description":"VOSClim (AWS)"},
-{"codes":[40],"description":"Supplementary ships"},
-{"codes":[45],"description":"Supplementary ships (AWS)"},
-{"codes":[70],"description":"Auxiliary ships"},
-{"codes":[75],"description":"Auxiliary ships (AWS)"},
-{"codes":[99],"description":"Unknown"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.os b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.os
deleted file mode 100644
index 39d545bd5e48d87ea8468b8c06c43564027c9724..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.os
+++ /dev/null
@@ -1,9 +0,0 @@
-[
-{"codes":[0],"description":"unknown"},
-{"codes":[1],"description":"logbook (paper)"},
-{"codes":[2],"description":"national telecommunication channels"},
-{"codes":[3],"description":"national publications"},
-{"codes":[4],"description":"logbook (electronic)"},
-{"codes":[5],"description":"global telecommunication channels (GTS)"},
-{"codes":[6],"description":"international publications"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.rhi b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.rhi
deleted file mode 100644
index 0989919e6add3308484b29493b51dc58119eb93f..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.rhi
+++ /dev/null
@@ -1,7 +0,0 @@
-[
-{"codes":[0],"description":"Relative humidity in tenths of Percentage, measured and originally reported"},
-{"codes":[1],"description":"Relative humidity in whole Percentage, measured and originally reported"},
-{"codes":[2],"description":"[Reserved]"},
-{"codes":[3],"description":"Relative humidity in tenths of Percentage, computed"},
-{"codes":[4],"description":"Relative humidity in whole Percentage, computed"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.rs b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.rs
deleted file mode 100644
index 6d6b7dbb2136d5c9902fb99ce778891429f89301..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.rs
+++ /dev/null
@@ -1,7 +0,0 @@
-[
-{"codes":[0],"description":"ice not building up"},
-{"codes":[1],"description":"ice building up slowly"},
-{"codes":[2],"description":"ice building up rapidly"},
-{"codes":[3],"description":"ice melting or breaking up slowly"},
-{"codes":[4],"description":"ice melting or breaking up rapidly"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.smv b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.smv
deleted file mode 100644
index a68ca8af263fe9fc871ac4ac67547e263b2f043b..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.smv
+++ /dev/null
@@ -1,12 +0,0 @@
-[
-{"codes":[0],"description":null},
-{"codes":[1],"description":"Output from digitization project, semi-colon delimited format (1955)"},
-{"codes":[2],"description":"Output from digitization project, semi-colon delimited format (1956)"},
-{"codes":[3],"description":"Output from digitization project, semi-colon delimited format (1957,1967)"},
-{"codes":[4],"description":"Output from digitization project, semi-colon delimited format (1968 to 1969)"},
-{"codes":[5],"description":"Fixed format (1970\u00d094)"},
-{"codes":[6],"description":"Semicolon delimited format (1995 to 2001)"},
-{"codes":[7],"description":"Semicolon delimited format (2002 to 2007 q1)"},
-{"codes":[8],"description":"Semicolon delimited format (2007 q2 - 2008)"},
-{"codes":[9],"description":"Semicolon delimited format (2009 - 2014)"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.sstMethod_c7 b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.sstMethod_c7
deleted file mode 100644
index abc5bdbb5075a5fd7bcfff5cc82ec1453bd09824..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.sstMethod_c7
+++ /dev/null
@@ -1,14 +0,0 @@
-[
-{"codes":["BU"],"description":"bucket"},
-{"codes":["C"],"description":"condenser inlet (intake)"},
-{"codes":["TT"],"description":"trailing thermistor"},
-{"codes":["HC"],"description":"hull contact sensor"},
-{"codes":["HT"],"description":"through hull sensor"},
-{"codes":["RAD"],"description":"radiation thermometer"},
-{"codes":["BTT"],"description":"bait tanks thermometer"},
-{"codes":["OT"],"description":"others"},
-{"codes":[null],"description":"unknown or non-bucket"},
-{"codes":[null],"description":"implied bucket [note: applicable to early ICOADS data]"},
-{"codes":[null],"description":"reversing thermometer or mechanical sensor"},
-{"codes":[null],"description":"electronic sensor"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.thermometerHousing b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.thermometerHousing
deleted file mode 100644
index 92c22ff003b440ae5e685f2608f9474dda0658ee..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.thermometerHousing
+++ /dev/null
@@ -1,12 +0,0 @@
-[
-{"codes":["A"],"description":"Aspirated (Assmann type)"},
-{"codes":["S"],"description":"Screen (not ventilated)"},
-{"codes":["HH"],"description":"Hand-held digital thermometer \/ humidity sensor"},
-{"codes":["RS"],"description":"Radiation shield (e.g. cylindrical \/ Gill multi-plate)"},
-{"codes":["SG"],"description":"Ship's Sling"},
-{"codes":["SL"],"description":"Sling"},
-{"codes":["SN"],"description":"Ship's screen"},
-{"codes":["US"],"description":"Unscreened"},
-{"codes":["VS"],"description":"Screen (ventilated)"},
-{"codes":["W"],"description":"Whirling"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tob b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tob
deleted file mode 100644
index 95db204e8ff4580d95d4ea8f1d9ad25666f68c32..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tob
+++ /dev/null
@@ -1,8 +0,0 @@
-[
-{"codes":["AN"],"description":"Aneroid barometer (issued by Port Meteorological Officer or Meteorological Agency)"},
-{"codes":["DA"],"description":"Digital Aneroid Barometer"},
-{"codes":["MER"],"description":"Mercury Barometer"},
-{"codes":["SAN"],"description":"Ship's Aneroid Barometer"},
-{"codes":["ELE"],"description":"electronic digital barometer"},
-{"codes":["OT"],"description":"Other"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.toh b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.toh
deleted file mode 100644
index d46c7f7e7ad7aae33cecea332f229fe1c82ab12a..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.toh
+++ /dev/null
@@ -1,11 +0,0 @@
-[
-{"codes":[null],"description":null},
-{"codes":["1"],"description":"Hygristor"},
-{"codes":["2"],"description":"Chilled Mirror"},
-{"codes":["3"],"description":"Other"},
-{"codes":["C"],"description":"Capacitance"},
-{"codes":["E"],"description":"Electric"},
-{"codes":["H"],"description":"Hair hygrometer"},
-{"codes":["P"],"description":"Psychrometer"},
-{"codes":["T"],"description":"Torsion"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tot b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tot
deleted file mode 100644
index 3ece3251642fa4772bae707548bc6ac77bbf92ae..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tot
+++ /dev/null
@@ -1,5 +0,0 @@
-[
-{"codes":["ALC"],"description":"Alcohol Thermometer"},
-{"codes":["ELE"],"description":"Electric (resistance) Thermometer"},
-{"codes":["MER"],"description":"Dry Bulb Mercury Thermometer"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tr b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tr
deleted file mode 100644
index 0f29693e577bb2614367c3113e63afda10f22492..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.tr
+++ /dev/null
@@ -1,12 +0,0 @@
-[
-{"codes":[0],"description":"undefined"},
-{"codes":[1],"description":"Total precipitation during the 6 hours preceding the observation"},
-{"codes":[2],"description":"Total precipitation during the 12 hours preceding the observation"},
-{"codes":[3],"description":"Total precipitation during the 18 hours preceding the observation"},
-{"codes":[4],"description":"Total precipitation during the 24 hours preceding the observation"},
-{"codes":[5],"description":"Total precipitation during the 1 hour preceding the observation"},
-{"codes":[6],"description":"Total precipitation during the 2 hours preceding the observation"},
-{"codes":[7],"description":"Total precipitation during the 3 hours preceding the observation"},
-{"codes":[8],"description":"Total precipitation during the 9 hours preceding the observation"},
-{"codes":[9],"description":"Total precipitation during the 15 hours preceding the observation"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.vi b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.vi
deleted file mode 100644
index 27cb65655e00060fd9f5a7be4406d36dda8c4252..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.vi
+++ /dev/null
@@ -1,5 +0,0 @@
-[
-{"codes":[0],"description":"estimated (or unknown method of observation)"},
-{"codes":[1],"description":"measured"},
-{"codes":[2],"description":"fog present (obsolete)"}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.vs b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.vs
deleted file mode 100644
index 3dff050300a9b585246701c9e2d1399ffba37df0..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.vs
+++ /dev/null
@@ -1,22 +0,0 @@
-[
-{"codes":[0],"description":"0 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":0.0,"speed mid (ms-1)":0.0,"speed upper (ms-1)":0.0}},
-{"codes":[1],"description":"1-3 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":0.51444,"speed mid (ms-1)":1.02888,"speed upper (ms-1)":1.54332}},
-{"codes":[2],"description":"4-6 knots , < 1968-01-01","aux_info":{"speed lower (ms-1)":2.05776,"speed mid (ms-1)":2.5722,"speed upper (ms-1)":3.08664}},
-{"codes":[3],"description":"7-9 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":3.60108,"speed mid (ms-1)":4.11552,"speed upper (ms-1)":4.62996}},
-{"codes":[4],"description":"10-12 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":5.1444,"speed mid (ms-1)":5.65884,"speed upper (ms-1)":6.17328}},
-{"codes":[5],"description":"13-15 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":6.68772,"speed mid (ms-1)":7.20216,"speed upper (ms-1)":7.7166}},
-{"codes":[6],"description":"16-18 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":8.23104,"speed mid (ms-1)":8.74548,"speed upper (ms-1)":9.25992}},
-{"codes":[7],"description":"19-21 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":9.77436,"speed mid (ms-1)":10.2888,"speed upper (ms-1)":10.8032}},
-{"codes":[8],"description":"22-24 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":11.3177,"speed mid (ms-1)":11.8321,"speed upper (ms-1)":12.3466}},
-{"codes":[9],"description":"over 24 knots, < 1968-01-01","aux_info":{"speed lower (ms-1)":12.3466,"speed mid (ms-1)":12.861,"speed upper (ms-1)":null}},
-{"codes":[10],"description":"0 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":0.0,"speed mid (ms-1)":0.0,"speed upper (ms-1)":0.0}},
-{"codes":[11],"description":"1-5 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":0.51444,"speed mid (ms-1)":1.54332,"speed upper (ms-1)":2.5722}},
-{"codes":[12],"description":"6-10 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":3.08664,"speed mid (ms-1)":4.11552,"speed upper (ms-1)":5.1444}},
-{"codes":[13],"description":"11-15 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":5.65884,"speed mid (ms-1)":6.68772,"speed upper (ms-1)":7.7166}},
-{"codes":[14],"description":"16-20 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":8.23104,"speed mid (ms-1)":9.25992,"speed upper (ms-1)":10.2888}},
-{"codes":[15],"description":"21-25 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":10.8032,"speed mid (ms-1)":11.8321,"speed upper (ms-1)":12.861}},
-{"codes":[16],"description":"26-30 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":13.3754,"speed mid (ms-1)":14.4043,"speed upper (ms-1)":15.4332}},
-{"codes":[17],"description":"31-35 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":15.9476,"speed mid (ms-1)":16.9765,"speed upper (ms-1)":18.0054}},
-{"codes":[18],"description":"36-40 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":18.5198,"speed mid (ms-1)":19.5487,"speed upper (ms-1)":20.5776}},
-{"codes":[19],"description":"over 40 knots, > 1968-01-01","aux_info":{"speed lower (ms-1)":21.092,"speed mid (ms-1)":22.1209,"speed upper (ms-1)":null}}
-]
diff --git a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.wmi b/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.wmi
deleted file mode 100644
index 60d04340fe824daa4cc7b8a8f76d8ad949e38e76..0000000000000000000000000000000000000000
--- a/data_models/lib/cisdm_dbo_imma1/code_tables/icoads_3_0.wmi
+++ /dev/null
@@ -1,12 +0,0 @@
-[
-{"codes":[0],"description":"wind sea and swell estimated shipborne wave recorder"},
-{"codes":[1],"description":"wind sea and swell measured shipborne wave recorder"},
-{"codes":[2],"description":"mixed wave measured, swell estimated shipborne wave recorder"},
-{"codes":[3],"description":"other combinations measured and estimated shipborne wave recorder"},
-{"codes":[4],"description":"wind sea and swell measured buoy"},
-{"codes":[5],"description":"mixed wave measured, swell estimated buoy"},
-{"codes":[6],"description":"other combinations measured and estimated buoy"},
-{"codes":[7],"description":"wind sea and swell measured other measurement system"},
-{"codes":[8],"description":"mixed wave measured, swell estimated other measurement system"},
-{"codes":[9],"description":"other combinations measured and estimated other measurement system"}
-]