ERDDAP > info > IOOS_Air_Gap

Grid DAP Data	Sub- set	Table DAP Data	Make A Graph	Source Data Files	Title	Sum- mary	FGDC, ISO, Metadata	Back- ground Info	RSS	E mail	Institution	Dataset ID
		data	graph		Air Gap		F   I   M	background			NOAA NOS CO-OPS (...	IOOS_Air_Gap

The Dataset's Variables and Attributes

Row Type	Variable Name	Attribute Name	Data Type	Value
attribute	NC_GLOBAL	cdm_data_type	String	TimeSeries
attribute	NC_GLOBAL	cdm_timeseries_variables	String	STATION_ID,BEGIN_DATE,END_DATE
attribute	NC_GLOBAL	Conventions	String	COARDS, CF-1.6, ACDD-1.3
attribute	NC_GLOBAL	creator_email	String	COOPS.IOOS at noaa.gov
attribute	NC_GLOBAL	creator_name	String	NOAA NOS COOPS
attribute	NC_GLOBAL	creator_url	String	https://tidesandcurrents.noaa.gov/
attribute	NC_GLOBAL	featureType	String	TimeSeries
attribute	NC_GLOBAL	geospatial_lat_units	String	degrees_north
attribute	NC_GLOBAL	geospatial_lon_units	String	degrees_east
attribute	NC_GLOBAL	infoUrl	String	https://opendap.co-ops.nos.noaa.gov/
attribute	NC_GLOBAL	institution	String	NOAA NOS CO-OPS (Center for Operational Oceanographic Products and Services)
attribute	NC_GLOBAL	keywords	String	6-minute, amplitude, co-ops, coastal, collection, data, date, Earth Science > Oceans > Coastal Processes > Air Gap, Earth Science > Oceans > Sea Surface Topography > Sea Surface Height, Earth Science > Oceans > Tides > Tidal Height, geocentric, height, identifier, level, minute, name, noaa, nos, ocean, oceans, ops, platform, preliminary, processes, sea, sea level, seawater, sensor, station, surface, tidal, tide, tides, time, topography, water, water_surface_height_above_reference_datum
attribute	NC_GLOBAL	keywords_vocabulary	String	GCMD Science Keywords
attribute	NC_GLOBAL	license	String	The information on government servers are in the public domain, unless specifically annotated otherwise, and may be used freely by the public. Before using information obtained from this server, special attention should be given to the date and time of the data and products being displayed. This information shall not be modified in content and then presented as official government material.
attribute	NC_GLOBAL	sourceUrl	String	(source database)
attribute	NC_GLOBAL	standard_name_vocabulary	String	CF Standard Name Table v70
attribute	NC_GLOBAL	summary	String	These raw data have not been subjected to the National Ocean Service's quality control or quality assurance procedures and do not meet the criteria and standards of official National Ocean Service data. They are released for limited public use as preliminary data to be used only with appropriate caution.
attribute	NC_GLOBAL	title	String	Air Gap
variable	STATION_ID		String
attribute	STATION_ID	cf_role	String	timeseries_id
attribute	STATION_ID	comment	String	To view the station id listing go to: https://opendap.co-ops.nos.noaa.gov/stations/index.jsp
attribute	STATION_ID	ioos_category	String	Identifier
attribute	STATION_ID	long_name	String	REQUIRED 7-character Station ID surrounded in double quotes
variable	latitude		double
attribute	latitude	_CoordinateAxisType	String	Lat
attribute	latitude	axis	String	Y
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	axis	String	X
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	BEGIN_DATE		String
attribute	BEGIN_DATE	comment	String	Examples: "20040321" OR "20030712 19:02"
attribute	BEGIN_DATE	ioos_category	String	Time
attribute	BEGIN_DATE	long_name	String	REQUIRED 8- to 14-character Begin Date (yyyymmdd hh:mi) surrounded in double quotes
variable	END_DATE		String
attribute	END_DATE	comment	String	Up to one month
attribute	END_DATE	ioos_category	String	Time
attribute	END_DATE	long_name	String	REQUIRED 8- to 14-character End Date (yyyymmdd hh:mi) surrounded in double quotes
variable	DCP		String
attribute	DCP	comment	String	DCP number
attribute	DCP	ioos_category	String	Identifier
attribute	DCP	long_name	String	1-character DCP number surrounded in double quotes
variable	SENSOR_ID		String
attribute	SENSOR_ID	comment	String	Sensor ID: Q1= Air Gap, A1 - Acoustic WL B1 - Backup WL N1 - Pressure WL NT - Pressure WL V1 - SAE WL Y1 - Microwave WL Z1 - Generic WL T1 - Pressure WL X1 - ADR WL
attribute	SENSOR_ID	ioos_category	String	Identifier
attribute	SENSOR_ID	long_name	String	2-character Sensor ID surrounded in double quotes
variable	time		double
attribute	time	_CoordinateAxisType	String	Time
attribute	time	axis	String	T
attribute	time	comment	String	Converted UTC date time stamp (E.g. 2016-10-06T14:12:00Z)
attribute	time	ioos_category	String	Time
attribute	time	long_name	String	The date time stamp
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	AIR_GAP		float
attribute	AIR_GAP	colorBarMaximum	double	2.0
attribute	AIR_GAP	colorBarMinimum	double	-2.0
attribute	AIR_GAP	comment	String	Vertical distance between water surface and an overhead hazard
attribute	AIR_GAP	coverage_content_type	String	physicalMeasurement
attribute	AIR_GAP	ioos_category	String	Sea Level
attribute	AIR_GAP	long_name	String	vertical_navigation_clearance_above_waterway_surface
attribute	AIR_GAP	standard_name	String	vertical_navigation_clearance_above_waterway_surface
attribute	AIR_GAP	units	String	meters
variable	AIR_GAP_ADJ		float
attribute	AIR_GAP_ADJ	colorBarMaximum	double	2.0
attribute	AIR_GAP_ADJ	colorBarMinimum	double	-2.0
attribute	AIR_GAP_ADJ	comment	String	The air gap value is adjusted to account for the lowest obstruction on the bridge that will affect vessel traffic. Since the sensor is not located at the lowest point on the bridge, it must be adjusted to reflect the true distance from the water level to the lowest obstruction
attribute	AIR_GAP_ADJ	coverage_content_type	String	physicalMeasurement
attribute	AIR_GAP_ADJ	ioos_category	String	Sea Level
attribute	AIR_GAP_ADJ	long_name	String	vertical_navigation_clearance_above_waterway_surface
attribute	AIR_GAP_ADJ	standard_name	String	vertical_navigation_clearance_above_waterway_surface
attribute	AIR_GAP_ADJ	units	String	meters
variable	SIGMA		float
attribute	SIGMA	comment	String	Standard deviation of 1 second samples used to compute the water level height, meters
attribute	SIGMA	coverage_content_type	String	qualityInformation
attribute	SIGMA	ioos_category	String	Sea Level
attribute	SIGMA	long_name	String	Standard deviation of samples used to compute the air gap
attribute	SIGMA	standard_name	String	vertical_navigation_clearance_above_waterway_surface standard_error
attribute	SIGMA	units	String	meters
variable	OUTLIER_FLAG		byte
attribute	OUTLIER_FLAG	flag_meanings	String	below_tolerance_limit tolerance_limit_exceeded
attribute	OUTLIER_FLAG	flag_values	byte	0, 1
attribute	OUTLIER_FLAG	ioos_category	String	Quality
attribute	OUTLIER_FLAG	long_name	String	Inferred: A flag that indicates that the value is an outlier
variable	ROFC_FLAG		byte
attribute	ROFC_FLAG	flag_meanings	String	below_tolerance_limit tolerance_limit_exceeded
attribute	ROFC_FLAG	flag_values	byte	0, 1
attribute	ROFC_FLAG	ioos_category	String	Quality
attribute	ROFC_FLAG	long_name	String	Inferred: A flag that indicates that rate of change was too high
variable	FLAT_FLAG		byte
attribute	FLAT_FLAG	flag_meanings	String	below_tolerance_limit tolerance_limit_exceeded
attribute	FLAT_FLAG	flag_values	byte	0, 1
attribute	FLAT_FLAG	ioos_category	String	Quality
attribute	FLAT_FLAG	long_name	String	Inferred: A flag that indicates that the vaues did not change for some time

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.