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New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here. This user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  21VASWCB >  21VASWCB-7C-AO22-10-036

2.76 nm east of Cobb Island Beach (21VASWCB-7C-AO22-10-036) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This ocean site, maintained by the VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY (identifier 21VASWCB), has the name "2.76 nm east of Cobb Island Beach" and has the identifier 21VASWCB-7C-AO22-10-036. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02040304.

This site is located in Northampton County County, Virginia at 37.3346000000 degrees latitude and -75.6621000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolation-Map" and the accuracy is 100 ft. The source map scale is 1:24000. This site is at an elevation of 0 ft No vertical location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "21VASWCB-7C-AO22-10-036" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Biological, Algae, Cyanobacteria 2010 - 2010
Biological, Algae, Phytoplankton 2010 - 2010
Biological, Photosynthetic Pigments 2010 - 2010
Information 2010 - 2010
Inorganics, Major, Metals 2010 - 2010
Inorganics, Major, Non-metals 2010 - 2010
Inorganics, Minor, Metals 2010 - 2010
Inorganics, Minor, Non-metals 2010 - 2010
Nutrient 2010 - 2010
Organics, Other 2010 - 2010
Physical 2010 - 2010
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier 21VASWCB
OrganizationFormalName VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY
MonitoringLocationIdentifier 21VASWCB-7C-AO22-10-036
MonitoringLocationName 2.76 nm east of Cobb Island Beach
MonitoringLocationTypeName Ocean
MonitoringLocationDescriptionText 2010 Offshore SS - QA Site; HUC 02040304 - Eastern Lower Delmarva; Watershed AO22 - Atlantic Ocean-Lower Eastern Shore; NOAA Chart 12221_1
HUCEightDigitCode 02040304
LatitudeMeasure 37.3346000000
LongitudeMeasure -75.6621000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 100
HorizontalAccuracyMeasure/MeasureUnitCode ft
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 0
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Other
VerticalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 51
CountyCode 131
ProviderName STORET