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The Dataset's Variables and Attributes

Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL _NCProperties String version=1|netcdflibversion=|hdf5libversion=1.8.17
attribute NC_GLOBAL cdm_data_type String TimeSeries
attribute NC_GLOBAL cdm_timeseries_variables String latitude, longitude, altitude, feature_type_instance
attribute NC_GLOBAL COMPOSITE int 1
attribute NC_GLOBAL contributor_name String R. Signell
attribute NC_GLOBAL contributor_role String principalInvestigator
attribute NC_GLOBAL Conventions String CF-1.6,ACDD-1.3, COARDS
attribute NC_GLOBAL CREATION_DATE String 08-Jul-1998 13:41:21
attribute NC_GLOBAL creator_email String rsignell at
attribute NC_GLOBAL creator_name String Rich Signell
attribute NC_GLOBAL creator_phone String +1 (508) 548-8700
attribute NC_GLOBAL creator_url String (external link)
attribute NC_GLOBAL DATA_CMNT String Lake Ponchartrain BASS MIDAS
attribute NC_GLOBAL DATA_ORIGIN String USGS WHFC Sed Trans Grp
attribute NC_GLOBAL date_created String 2017-04-11T22:50:00Z
attribute NC_GLOBAL date_issued String 2017-04-11T22:50:00Z
attribute NC_GLOBAL date_metadata_modified String 2017-04-11T22:50:00Z
attribute NC_GLOBAL date_modified String 2017-04-11T22:50:00Z
attribute NC_GLOBAL DELTA_T String 225
attribute NC_GLOBAL DEPTH_CONST int 0
attribute NC_GLOBAL DESCRIPT String Lake Ponchartain BASS MIDAS
attribute NC_GLOBAL DRIFTER int 0
attribute NC_GLOBAL Easternmost_Easting double -90.19554
attribute NC_GLOBAL EXPERIMENT String Lake Ponchartrain
attribute NC_GLOBAL featureType String TimeSeries
attribute NC_GLOBAL FILL_FLAG float 0.0
attribute NC_GLOBAL geospatial_bounds String POINT(-90.19554138183594 30.0322265625)
attribute NC_GLOBAL geospatial_bounds_crs String EPSG:4326
attribute NC_GLOBAL geospatial_lat_max double 30.03223
attribute NC_GLOBAL geospatial_lat_min double 30.03223
attribute NC_GLOBAL geospatial_lat_resolution long 0
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double -90.19554
attribute NC_GLOBAL geospatial_lon_min double -90.19554
attribute NC_GLOBAL geospatial_lon_resolution long 0
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL geospatial_vertical_max double -2.7
attribute NC_GLOBAL geospatial_vertical_min double -2.7
attribute NC_GLOBAL geospatial_vertical_positive String up
attribute NC_GLOBAL geospatial_vertical_resolution String 0
attribute NC_GLOBAL geospatial_vertical_units String m
attribute NC_GLOBAL grid_mapping_epsg_code String EPSG:4326
attribute NC_GLOBAL grid_mapping_inverse_flattening double 298.257223563
attribute NC_GLOBAL grid_mapping_long_name String (external link)
attribute NC_GLOBAL grid_mapping_name String latitude_longitude
attribute NC_GLOBAL grid_mapping_semi_major_axis double 6378137.0
attribute NC_GLOBAL history String Fri Nov 1 20:23:02 2019: ncatted -a project,global,a,c,, CMG_Portal PONTCHARTRAIN/
Concatenation of files and
2017-04-11T22:50:00Z - pyaxiom - File created using pyaxiom
attribute NC_GLOBAL history_1 String History of : 0 pad values replaced by linear interpolations using EPIC_interp.m :Trimmed using truncate.m to select records in the range 1241 to 21600. :Calibrated using MIDAStcp1.m :Converted to netCDF by MIDAS.EXE v2.00
attribute NC_GLOBAL history_2 String History of : 0 pad values replaced by linear interpolations using EPIC_interp.m :Calibrated using MIDAStcp1.m :Converted to netCDF by MIDAS.EXE v2.00
attribute NC_GLOBAL id String 5151tcp-a_d1
attribute NC_GLOBAL infoUrl String (external link)
attribute NC_GLOBAL institution String USGS Coastal and Marine Geology Program
attribute NC_GLOBAL instrument_number String MIDAS11
attribute NC_GLOBAL keywords String ATTN_55, C_50, crs, feature_type_instance, latitude, longitude, P_4023, platform, S_40, T_20, time, tran_4010, z
attribute NC_GLOBAL keywords_vocabulary String GCMD Science Keywords
attribute NC_GLOBAL latitude double 30.03222666634454
attribute NC_GLOBAL license String The data may be used and redistributed for free but is not intended
for legal use, since it may contain inaccuracies. Neither the data
Contributor, ERD, NOAA, nor the United States Government, nor any
of their employees or contractors, makes any warranty, express or
implied, including warranties of merchantability and fitness for a
particular purpose, or assumes any legal liability for the accuracy,
completeness, or usefulness, of this information.
attribute NC_GLOBAL longitude double -90.19554138183594
attribute NC_GLOBAL magnetic_variation double 1.399999976158142
attribute NC_GLOBAL MOORING long 515
attribute NC_GLOBAL naming_authority String gov.usgs.cmgp
attribute NC_GLOBAL ncei_template_version String NCEI_NetCDF_TimeSeries_Orthogonal_Template_v2.0
attribute NC_GLOBAL NCO String netCDF Operators version 4.8.1 (Homepage =, Code =
attribute NC_GLOBAL Northernmost_Northing double 30.03223
attribute NC_GLOBAL original_filename String
attribute NC_GLOBAL original_folder String PONTCHARTRAIN
attribute NC_GLOBAL POS_CONST int 0
attribute NC_GLOBAL project String U.S. Geological Survey Oceanographic Time-Series Data, CMG_Portal
attribute NC_GLOBAL project_summary String A series of moored array studies to investigate the circulation and particle transport in Lake Pontchartrain.
attribute NC_GLOBAL project_title String Lake Pontchartrain Project
attribute NC_GLOBAL publisher_email String emontgomery at
attribute NC_GLOBAL publisher_name String Ellyn Montgomery
attribute NC_GLOBAL publisher_phone String +1 (508) 548-8700
attribute NC_GLOBAL publisher_url String (external link)
attribute NC_GLOBAL source String USGS
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double 30.03223
attribute NC_GLOBAL standard_name_vocabulary String CF Standard Name Table v29
attribute NC_GLOBAL start_time String 18-Jan-1998 20:16:51
attribute NC_GLOBAL stop_time String 05-May-1998 20:43:06
attribute NC_GLOBAL subsetVariables String latitude, longitude, altitude, feature_type_instance
attribute NC_GLOBAL summary String USGS-CMG time-series data from the Lake Pontchartrain Project project, mooring 515 and package 5151tcp-a_d1. A series of moored array studies to investigate the circulation and particle transport in Lake Pontchartrain.
attribute NC_GLOBAL time_coverage_duration String PT9246375S
attribute NC_GLOBAL time_coverage_end String 1998-05-05T20:43:06Z
attribute NC_GLOBAL time_coverage_start String 1998-01-18T20:16:51Z
attribute NC_GLOBAL title String USGS-CMG time-series data: PONTCHARTRAIN - 515 - 5151tcp-a_d1
attribute NC_GLOBAL VAR_FILL String NaN
attribute NC_GLOBAL WATER_DEPTH double 3.299999952316284
attribute NC_GLOBAL water_depth double 3.299999952316284
attribute NC_GLOBAL WATER_MASS String ?
attribute NC_GLOBAL Westernmost_Easting double -90.19554
variable feature_type_instance   String  
attribute feature_type_instance cf_role String timeseries_id
attribute feature_type_instance ioos_category String Unknown
attribute feature_type_instance long_name String Identifier for each feature type instance
variable latitude   float  
attribute latitude _CoordinateAxisType String Lat
attribute latitude actual_range float 30.03223, 30.03223
attribute latitude axis String Y
attribute latitude colorBarMaximum double 90.0
attribute latitude colorBarMinimum double -90.0
attribute latitude ioos_category String Location
attribute latitude long_name String sensor latitude
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
attribute latitude valid_max float 30.032227
attribute latitude valid_min float 30.032227
variable longitude   float  
attribute longitude _CoordinateAxisType String Lon
attribute longitude actual_range float -90.19554, -90.19554
attribute longitude axis String X
attribute longitude colorBarMaximum double 180.0
attribute longitude colorBarMinimum double -180.0
attribute longitude ioos_category String Location
attribute longitude long_name String sensor longitude
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
attribute longitude valid_max float -90.19554
attribute longitude valid_min float -90.19554
variable crs   int  
attribute crs actual_range int -2147483647, -2147483647
attribute crs epsg_code String EPSG:4326
attribute crs grid_mapping_name String latitude_longitude
attribute crs inverse_flattening double 298.257223563
attribute crs ioos_category String Unknown
attribute crs long_name String (external link)
attribute crs semi_major_axis double 6378137.0
variable platform   int  
attribute platform actual_range int -2147483647, -2147483647
attribute platform definition String (external link)
attribute platform ioos_category String Unknown
attribute platform ioos_code String 5151tcp-a_d1
attribute platform long_name String USGS-CMG time-series data from the Lake Pontchartrain Project project, mooring 515 and package 5151tcp-a_d1. A series of moored array studies to investigate the circulation and particle transport in Lake Pontchartrain.
attribute platform nodc_name String FIXED PLATFORM, MOORINGS
attribute platform short_name String USGS-CMG time-series data: PONTCHARTRAIN - 515 - 5151tcp-a_d1
attribute platform type String fixed
variable time   double  
attribute time _ChunkSizes uint 1000
attribute time _CoordinateAxisType String Time
attribute time actual_range double 8.85154611E8, 8.94400986E8
attribute time axis String T
attribute time calendar String gregorian
attribute time ioos_category String Time
attribute time long_name String time of measurement
attribute time standard_name String time
attribute time time_origin String 01-JAN-1970 00:00:00
attribute time units String seconds since 1970-01-01T00:00:00Z
variable altitude   float  
attribute altitude _CoordinateAxisType String Height
attribute altitude _CoordinateZisPositive String up
attribute altitude _FillValue float -9999.9
attribute altitude actual_range float -2.7, -2.7
attribute altitude axis String Z
attribute altitude colorBarMaximum double 8000.0
attribute altitude colorBarMinimum double -8000.0
attribute altitude grid_mapping String crs
attribute altitude ioos_category String Location
attribute altitude long_name String z of the sensor relative to the water surface
attribute altitude positive String up
attribute altitude standard_name String altitude
attribute altitude units String m
attribute altitude valid_max float -2.7
attribute altitude valid_min float -2.7
variable ATTN_55   float  
attribute ATTN_55 _ChunkSizes uint 1000
attribute ATTN_55 _FillValue float -9999.9
attribute ATTN_55 actual_range float 0.1408337, 25.59433
attribute ATTN_55 ancillary_variables String platform
attribute ATTN_55 colorBarMaximum double 25.594326
attribute ATTN_55 colorBarMinimum double 0.14083369
attribute ATTN_55 coordinates String time z latitude longitude
attribute ATTN_55 coverage_content_type String physicalMeasurement
attribute ATTN_55 epic_code int 55
attribute ATTN_55 focal_length double 0.25
attribute ATTN_55 formula String -(1/focal_length) .* log(tran_4010./(.95*Vair))
attribute ATTN_55 FORTRAN_format String f7.5
attribute ATTN_55 generic_name String attn
attribute ATTN_55 grid_mapping String crs
attribute ATTN_55 ioos_category String Unknown
attribute ATTN_55 long_name String Beam Attenuation
attribute ATTN_55 missing_value float -9999.9
attribute ATTN_55 platform String platform
attribute ATTN_55 pre_unblocked double 3.859
attribute ATTN_55 sensor_depth double 2.7
attribute ATTN_55 sensor_type String Sea Tech
attribute ATTN_55 serial_number String 414
attribute ATTN_55 standard_name String volume_beam_attenuation_coefficient_of_radiative_flux_in_sea_water
attribute ATTN_55 units String 1/m
attribute ATTN_55 Vair double 3.859
variable C_50   float  
attribute C_50 _ChunkSizes uint 1000
attribute C_50 _FillValue float -9999.9
attribute C_50 actual_range float 0.0312821, 0.4192472
attribute C_50 ancillary_variables String platform
attribute C_50 cal_A double 4.34585468E-7
attribute C_50 cal_B double 0.443013251
attribute C_50 cal_C double -4.14611424
attribute C_50 cal_D double -8.37218727E-5
attribute C_50 cal_M double 5.4
attribute C_50 clock_hertz double 2457580.75
attribute C_50 colorBarMaximum double 0.4192472
attribute C_50 colorBarMinimum double 0.031282097
attribute C_50 coordinates String time z latitude longitude
attribute C_50 coverage_content_type String physicalMeasurement
attribute C_50 epic_code int 50
attribute C_50 generic_name String con
attribute C_50 grid_mapping String crs
attribute C_50 ioos_category String Unknown
attribute C_50 long_name String Conductivity
attribute C_50 missing_value float -9999.9
attribute C_50 period_count double 247.0
attribute C_50 platform String platform
attribute C_50 sensor_depth double 2.7
attribute C_50 sensor_type String Sea Bird SBE-3
attribute C_50 serial_number String 1785
attribute C_50 standard_name String sea_water_electrical_conductivity
attribute C_50 units String S/m
variable P_4023   float  
attribute P_4023 _ChunkSizes uint 1000
attribute P_4023 _FillValue float -9999.9
attribute P_4023 actual_range float 11.22014, 12.25469
attribute P_4023 ancillary_variables String platform
attribute P_4023 cal_C1 double 167.6175
attribute P_4023 cal_C2 double -0.00570595
attribute P_4023 cal_C3 double -1.57493E-5
attribute P_4023 cal_D1 double 0.052763
attribute P_4023 cal_D2 double 0.0
attribute P_4023 cal_T1 double 24.48874
attribute P_4023 cal_T2 double -1.12994E-4
attribute P_4023 cal_T3 double 1.12587E-6
attribute P_4023 cal_T4 double 9.29819E-10
attribute P_4023 cal_T5 double 0.0
attribute P_4023 clock_hertz double 2457580.75
attribute P_4023 colorBarMaximum double 12.254692
attribute P_4023 colorBarMinimum double 11.220144
attribute P_4023 coordinates String time z latitude longitude
attribute P_4023 coverage_content_type String physicalMeasurement
attribute P_4023 epic_code int 4023
attribute P_4023 FORTRAN_format String f10.3
attribute P_4023 generic_name String pres
attribute P_4023 grid_mapping String crs
attribute P_4023 ioos_category String Unknown
attribute P_4023 long_name String Sea Water Pressure (average over burst)
attribute P_4023 missing_value float -9999.9
attribute P_4023 period_count double 1000.0
attribute P_4023 platform String platform
attribute P_4023 sensor_depth float 1.3
attribute P_4023 sensor_type String Paroscientific
attribute P_4023 serial_number String 45417
attribute P_4023 standard_name String sea_water_pressure
attribute P_4023 units String dbar
variable S_40   float  
attribute S_40 _ChunkSizes uint 1000
attribute S_40 _FillValue float -9999.9
attribute S_40 actual_range float 0.1995122, 2.865338
attribute S_40 ancillary_variables String platform
attribute S_40 colorBarMaximum double 2.8653376
attribute S_40 colorBarMinimum double 0.19951223
attribute S_40 coordinates String time z latitude longitude
attribute S_40 coverage_content_type String physicalMeasurement
attribute S_40 epic_code int 40
attribute S_40 FORTRAN_format String f10.2
attribute S_40 generic_name String sal
attribute S_40 grid_mapping String crs
attribute S_40 ioos_category String Unknown
attribute S_40 long_name String Salinity
attribute S_40 missing_value float -9999.9
attribute S_40 platform String platform
attribute S_40 sensor_depth double 2.7
attribute S_40 sensor_type String Sea Bird SBE-3
attribute S_40 serial_number String 1785
attribute S_40 standard_name String sea_water_practical_salinity
attribute S_40 units String 1e-3
variable T_20   float  
attribute T_20 _ChunkSizes uint 1000
attribute T_20 _FillValue float -9999.9
attribute T_20 actual_range float 10.36191, 25.33136
attribute T_20 ancillary_variables String platform
attribute T_20 cal_A double 0.0036815597
attribute T_20 cal_B double 5.83858626E-4
attribute T_20 cal_C double 1.44824319E-5
attribute T_20 cal_D double 2.65456819E-6
attribute T_20 cal_Fo double 5084.626
attribute T_20 clock_hertz double 2457580.75
attribute T_20 colorBarMaximum double 25.33136
attribute T_20 colorBarMinimum double 10.361908
attribute T_20 coordinates String time z latitude longitude
attribute T_20 coverage_content_type String physicalMeasurement
attribute T_20 epic_code int 20
attribute T_20 FORTRAN_format String f10.2
attribute T_20 generic_name String temp
attribute T_20 grid_mapping String crs
attribute T_20 ioos_category String Unknown
attribute T_20 long_name String Water Temperature
attribute T_20 missing_value float -9999.9
attribute T_20 period_count double 247.0
attribute T_20 platform String platform
attribute T_20 sensor_depth double 2.9
attribute T_20 sensor_type String Sea Bird SBE-4
attribute T_20 serial_number String 1006
attribute T_20 standard_name String sea_water_temperature
attribute T_20 units String degree_Celsius
variable tran_4010   float  
attribute tran_4010 _ChunkSizes uint 1000
attribute tran_4010 _FillValue float -9999.9
attribute tran_4010 actual_range float 0.0061, 3.53922
attribute tran_4010 ancillary_variables String platform
attribute tran_4010 AtoD_factor double 0.00122
attribute tran_4010 colorBarMaximum double 3.53922
attribute tran_4010 colorBarMinimum double 0.0061
attribute tran_4010 coordinates String time z latitude longitude
attribute tran_4010 coverage_content_type String physicalMeasurement
attribute tran_4010 epic_code int 4010
attribute tran_4010 focal_length double 0.25
attribute tran_4010 FORTRAN_format String f10.3
attribute tran_4010 generic_name String trans
attribute tran_4010 grid_mapping String crs
attribute tran_4010 ioos_category String Unknown
attribute tran_4010 long_name String TRANSMISSION (VOLTS)
attribute tran_4010 missing_value float -9999.9
attribute tran_4010 platform String platform
attribute tran_4010 sensor_depth double 2.7
attribute tran_4010 sensor_type String Sea Tech
attribute tran_4010 serial_number String 414
attribute tran_4010 units String volts
attribute tran_4010 Vair double 3.859

The information in the table above is also available in other file formats (.csv, .htmlTable, .itx, .json, .jsonlCSV1, .jsonlCSV, .jsonlKVP, .mat, .nc, .nccsv, .tsv, .xhtml) via a RESTful web service.

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