Row Type Variable Name Attribute Name Data Type Value
attribute NC_GLOBAL atmospheric_pressure_correction_file String 11264sg-atmpres.cdf
attribute NC_GLOBAL atmospheric_pressure_correction_offset_applied double -0.21844000896730797
attribute NC_GLOBAL average_wave_interval long 1024
attribute NC_GLOBAL average_wave_interval_units String seconds
attribute NC_GLOBAL basefile String 11264sg_raw2
attribute NC_GLOBAL cdm_data_type String TimeSeries
attribute NC_GLOBAL cdm_timeseries_variables String station_id
attribute NC_GLOBAL Conventions String COARDS, CF-1.6, ACDD-1.3
attribute NC_GLOBAL COORD_SYSTEM String GEOGRAPHIC
attribute NC_GLOBAL creator_url String https://www.usgs.gov (external link)
attribute NC_GLOBAL DATA_CMNT String No magnetic variation recorded, used data from IGRF model via ngdc.noaa.gov.
attribute NC_GLOBAL DATA_ORIGIN String USGS WHCMSC Coastal and Estuarine Dynamics Group
attribute NC_GLOBAL DATA_SUBTYPE String MOORED
attribute NC_GLOBAL data_type String WAVE
attribute NC_GLOBAL DELTA_T long 1024
attribute NC_GLOBAL Deployment_date String 10-Mar-2021 16:00
attribute NC_GLOBAL DEPTH_CONST double 0.0
attribute NC_GLOBAL DESCRIPTION String Cape Cod Bay, Sandy Neck Beach, Barnstable, MA
attribute NC_GLOBAL DRIFTER double 0.0
attribute NC_GLOBAL Easternmost_Easting double -70.330452
attribute NC_GLOBAL EXPERIMENT String CCB21
attribute NC_GLOBAL experiment_name String 10.5066-P19NUBNW
attribute NC_GLOBAL featureType String TimeSeries
attribute NC_GLOBAL Field_Activity_Number String 2021-018-FA, 2021-020-FA
attribute NC_GLOBAL filename String 11264sg
attribute NC_GLOBAL geopotential_datum_name String NAVD88
attribute NC_GLOBAL geopotential_datum_note String Elevation at seabed using VDatum with LMSL and GEOID18
attribute NC_GLOBAL geospatial_lat_max double 41.742658
attribute NC_GLOBAL geospatial_lat_min double 41.742658
attribute NC_GLOBAL geospatial_lat_units String degrees_north
attribute NC_GLOBAL geospatial_lon_max double -70.330452
attribute NC_GLOBAL geospatial_lon_min double -70.330452
attribute NC_GLOBAL geospatial_lon_units String degrees_east
attribute NC_GLOBAL good_dates String 2021-03-10 15:58\n2021-04-07 12:05:01
attribute NC_GLOBAL height_above_geopotential_datum double -9.01
attribute NC_GLOBAL history String 2025-09-19T15:07:11.578623+00:00: Processed using wvswb2cdf.py with stglib 1.8.0+28.g9e67392, xarray 2024.11.0, NumPy 2.1.3, netCDF4 1.7.2, Python 3.12.7.\n2025-09-19T15:07:15.609222+00:00: Atmospherically correcting using time-series from 11264sg-atmpres.cdf and offset of -0.21844000896730797\n2025-09-19T15:07:15.653308+00:00: Data clipped using good_dates of ['2021-03-10 15:58', '2021-04-07 12:05:01'].\n2025-09-19T15:07:23.677126+00:00: Create water_level variable relative to NAVD88 as P_1ac + z\n2025-09-19T15:07:23.712798+00:00: Create water_depth variable as P_1ac + initial_instrument_height\n2025-09-19T15:07:23.723792+00:00: Data clipped using good_dates of ['2021-03-10 15:58', '2021-04-07 12:05:01'].\n
attribute NC_GLOBAL horizontal_datum_name String NAD83(2011)
attribute NC_GLOBAL infoUrl String https://cmgds.marine.usgs.gov/ocean-time-series/
attribute NC_GLOBAL initial_instrument_height double 1.44
attribute NC_GLOBAL initial_instrument_height_note String height above seabed in meters
attribute NC_GLOBAL institution String Coastal and Marine Hazards and Resources Program, U.S. Geological Survey
attribute NC_GLOBAL institution_url String https://woodshole.er.usgs.gov (external link)
attribute NC_GLOBAL latitude double 41.742658
attribute NC_GLOBAL license String The data may be used and redistributed for free but is not intended\nfor legal use, since it may contain inaccuracies. Neither the data\nContributor, ERD, NOAA, nor the United States Government, nor any\nof their employees or contractors, makes any warranty, express or\nimplied, including warranties of merchantability and fitness for a\nparticular purpose, or assumes any legal liability for the accuracy,\ncompleteness, or usefulness, of this information.
attribute NC_GLOBAL longitude double -70.330452
attribute NC_GLOBAL magnetic_variation double -14.47
attribute NC_GLOBAL MOORING String 1126
attribute NC_GLOBAL NCProperties String version=2,netcdf=4.9.2,hdf5=1.14.4
attribute NC_GLOBAL nominal_instrument_depth double 7.42
attribute NC_GLOBAL Northernmost_Northing double 41.742658
attribute NC_GLOBAL P_1ac_note String atmospheric pressure data downloaded from MesoWest station F7612 in Dennis, MA
attribute NC_GLOBAL platform_type String Quadpod
attribute NC_GLOBAL POS_CONST double 0.0
attribute NC_GLOBAL PROJECT String USGS Coastal and Marine Hazards and Resources Program
attribute NC_GLOBAL publisher_url String https://www.usgs.gov (external link)
attribute NC_GLOBAL Recovery_date String 07-Apr-2021 14:07
attribute NC_GLOBAL sample_interval double 0.25
attribute NC_GLOBAL sample_rate String 4.00
attribute NC_GLOBAL samples_per_burst long 4096
attribute NC_GLOBAL SciPi String John Warner
attribute NC_GLOBAL sea_floor_depth_below_mean_sea_level double 8.86
attribute NC_GLOBAL serial_number String 1378
attribute NC_GLOBAL SGBurstDuration String 8192
attribute NC_GLOBAL SGBurstDurationUnits String seconds
attribute NC_GLOBAL SGFirmwareVersion String 7.2
attribute NC_GLOBAL SGInstrumentType String SBE 26plus-quartz
attribute NC_GLOBAL SGNumberOfWaveBursts String 308
attribute NC_GLOBAL SGPressureCalibrationB double 18641.3
attribute NC_GLOBAL SGPressureCalibrationC1 double 234.8741
attribute NC_GLOBAL SGPressureCalibrationC2 double 6.173194
attribute NC_GLOBAL SGPressureCalibrationC3 double -219.9006
attribute NC_GLOBAL SGPressureCalibrationD1 double 0.035412
attribute NC_GLOBAL SGPressureCalibrationD2 double 0.0
attribute NC_GLOBAL SGPressureCalibrationDate String 15-oct-18
attribute NC_GLOBAL SGPressureCalibrationM double 279620.2
attribute NC_GLOBAL SGPressureCalibrationOFFSET double -0.1461
attribute NC_GLOBAL SGPressureCalibrationT1 double 27.69645
attribute NC_GLOBAL SGPressureCalibrationT2 double 0.814896
attribute NC_GLOBAL SGPressureCalibrationT3 double 19.36305
attribute NC_GLOBAL SGPressureCalibrationT4 double 24.04988
attribute NC_GLOBAL SGPressureCalibrationU0 double 5.828432
attribute NC_GLOBAL SGPressureCalibrationY1 double -3873.401
attribute NC_GLOBAL SGPressureCalibrationY2 double -9955.623
attribute NC_GLOBAL SGPressureCalibrationY3 double 0.0
attribute NC_GLOBAL SGPressureSensorSerial String 125113
attribute NC_GLOBAL SGSoftwareVersion String 2.0
attribute NC_GLOBAL SGTemperatureCalibrationDate String 29-sep-18
attribute NC_GLOBAL SGTemperatureCalibrationTA0 double 2.330951E-4
attribute NC_GLOBAL SGTemperatureCalibrationTA1 double 2.561002E-4
attribute NC_GLOBAL SGTemperatureCalibrationTA2 double -2.147815E-6
attribute NC_GLOBAL SGTemperatureCalibrationTA3 double 1.658442E-7
attribute NC_GLOBAL SGWaveBurstsPerDay String 10.000
attribute NC_GLOBAL SGWaveInterval String 1
attribute NC_GLOBAL SGWaveIntervalUnits String tide samples
attribute NC_GLOBAL SGWaveSamples String 32768
attribute NC_GLOBAL sourceUrl String (local files)
attribute NC_GLOBAL Southernmost_Northing double 41.742658
attribute NC_GLOBAL start_time String 2021-03-10T16:53:02.000000000
attribute NC_GLOBAL stop_time String 2021-04-07T09:41:02.000000000
attribute NC_GLOBAL summary String Unspecified
attribute NC_GLOBAL time_coverage_end String 2021-04-07T11:40:30Z
attribute NC_GLOBAL time_coverage_start String 2021-03-10T16:53:02Z
attribute NC_GLOBAL title String CCB21 - 11264sgs-a
attribute NC_GLOBAL VAR_FILL double NaN
attribute NC_GLOBAL WATER_DEPTH double 8.86
attribute NC_GLOBAL WATER_DEPTH_NOTE String (meters), Mean water level from Signature pressure data, converted to depth using density and gravity
attribute NC_GLOBAL WATER_MASS String Cape Cod Bay
attribute NC_GLOBAL Westernmost_Easting double -70.330452
attribute NC_GLOBAL wh_min double 0.05
variable station_id String
attribute station_id actual_range String 10_5066_P19NUBNW_11264sgs_a_nc\n10_5066_P19NUBNW_11264sgs_a_nc
attribute station_id cf_role String timeseries_id
attribute station_id ioos_category String Identifier
attribute station_id long_name String Station ID
variable z double
attribute z actual_range double -7.57, -7.57
attribute z axis String Z
attribute z geopotential_datum_name String NAVD88
attribute z ioos_category String Other
attribute z long_name String height relative to NAVD88
attribute z positive String up
attribute z standard_name String height
attribute z units String m
variable depth_m double
attribute depth_m actual_range double 7.42, 7.42
attribute depth_m ioos_category String Other
attribute depth_m long_name String depth below mean sea level
attribute depth_m positive String down
attribute depth_m standard_name String depth
attribute depth_m units String m
variable latitude double
attribute latitude _CoordinateAxisType String Lat
attribute latitude actual_range double 41.742658, 41.742658
attribute latitude axis String Y
attribute latitude epic_code long 500
attribute latitude ioos_category String Location
attribute latitude long_name String Latitude
attribute latitude standard_name String latitude
attribute latitude units String degrees_north
variable longitude double
attribute longitude _CoordinateAxisType String Lon
attribute longitude actual_range double -70.330452, -70.330452
attribute longitude axis String X
attribute longitude epic_code long 502
attribute longitude ioos_category String Location
attribute longitude long_name String Longitude
attribute longitude standard_name String longitude
attribute longitude units String degrees_east
variable time double
attribute time _ChunkSizes uint 1024
attribute time _CoordinateAxisType String Time
attribute time actual_range double 1.615395182E9, 1.61779563E9
attribute time axis String T
attribute time calendar String proleptic_gregorian
attribute time ioos_category String Time
attribute time long_name String time (UTC)
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 wp_peak double
attribute wp_peak _ChunkSizes uint 512
attribute wp_peak actual_range double 2.909090909090909, 16.0
attribute wp_peak epic_code long 4063
attribute wp_peak FillValue String nan
attribute wp_peak ioos_category String Other
attribute wp_peak long_name String Dominant (peak) wave period
attribute wp_peak maximum double 16.0
attribute wp_peak minimum double 2.909090909090909
attribute wp_peak note String 2025-09-19T15:07:23.718792+00:00: Values filled where wh_4061 <= 0.05.\n
attribute wp_peak standard_name String sea_surface_wave_period_at_variance_spectral_density_maximum
attribute wp_peak units String s
variable wh_4061 double
attribute wh_4061 _ChunkSizes uint 445
attribute wh_4061 actual_range double 0.05000869838834061, 3.240308048969619
attribute wh_4061 epic_code long 4061
attribute wh_4061 FillValue String nan
attribute wh_4061 ioos_category String Other
attribute wh_4061 long_name String Significant wave height
attribute wh_4061 maximum double 3.240308048969619
attribute wh_4061 minimum double 0.05000869838834061
attribute wh_4061 note String 2025-09-19T15:07:23.719792+00:00: Values filled where wh_4061 <= 0.05.\n
attribute wh_4061 standard_name String sea_surface_wave_significant_height
attribute wh_4061 units String m
variable wp_4060 double
attribute wp_4060 _ChunkSizes uint 445
attribute wp_4060 actual_range double 1.978841454072858, 6.994284028498508
attribute wp_4060 epic_code long 4060
attribute wp_4060 FillValue String nan
attribute wp_4060 ioos_category String Other
attribute wp_4060 long_name String Average wave period
attribute wp_4060 maximum double 6.994284028498508
attribute wp_4060 minimum double 1.978841454072858
attribute wp_4060 note String 2025-09-19T15:07:23.720793+00:00: Values filled where wh_4061 <= 0.05.\n
attribute wp_4060 standard_name String sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment
attribute wp_4060 units String s
variable frequency double
attribute frequency actual_range double 0.0, 2.0
attribute frequency ioos_category String Other
attribute frequency long_name String Frequency
attribute frequency standard_name String sea_surface_wave_frequency
attribute frequency units String Hz
variable pspec double
attribute pspec _ChunkSizes uint 1, 129
attribute pspec actual_range double 5.2769423544327175E-9, 9.253484709649914
attribute pspec FillValue String nan
attribute pspec ioos_category String Other
attribute pspec long_name String Pressure-derived non-directional wave energy spectrum
attribute pspec maximum double 9.253484709649914
attribute pspec minimum double 5.2769423544327175E-9
attribute pspec note String Use caution: all spectra are provisional
attribute pspec standard_name String sea_surface_wave_variance_spectral_density
attribute pspec units String m^2/Hz
variable water_level double
attribute water_level _ChunkSizes uint 445
attribute water_level actual_range double -2.3412641766336053, 1.9548979143070646
attribute water_level FillValue String nan
attribute water_level geopotential_datum_name String NAVD88
attribute water_level ioos_category String Other
attribute water_level long_name String Water level NAVD88
attribute water_level maximum double 1.9548979143070646
attribute water_level minimum double -2.3412641766336053
attribute water_level note String Water level calculated as P_1ac + z
attribute water_level standard_name String sea_surface_height_above_geopotential_datum
attribute water_level units String m
variable water_depth double
attribute water_depth _ChunkSizes uint 445
attribute water_depth actual_range double 6.668735823366395, 10.964897914307064
attribute water_depth epic_code long 3
attribute water_depth FillValue String nan
attribute water_depth ioos_category String Other
attribute water_depth long_name String Total water depth
attribute water_depth maximum double 10.964897914307064
attribute water_depth minimum double 6.668735823366395
attribute water_depth note String Water depth calculated as P_1ac + initial_instrument_height
attribute water_depth standard_name String sea_floor_depth_below_sea_surface
attribute water_depth units String m