Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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-4ADAN192.36

In valley below Talbot Reservoir (21VASWCB-4ADAN192.36) site data in the Water Quality Portal

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

This river/stream perennial site, maintained by the VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY (identifier 21VASWCB), has the name "In valley below Talbot Reservoir" and has the identifier 21VASWCB-4ADAN192.36. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)03010103.

This site is located in Patrick County County, Virginia at 36.6688000000 degrees latitude and -80.4002000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolation-Map" and the accuracy is 100 None. The source map scale is 1:100. This site is at an elevation of 100 None 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-4ADAN192.36" 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 2026 - 2026
Biological, Algae, Phytoplankton 2026 - 2026
Biological, Photosynthetic Pigments 2026 - 2026
Inorganics, Major, Metals 2026 - 2026
Inorganics, Major, Non-metals 2026 - 2026
Inorganics, Minor, Metals 2026 - 2026
Inorganics, Minor, Non-metals 2026 - 2026
Microbiological 2026 - 2026
Nutrient 2026 - 2026
Organics, Other 2026 - 2026
Physical 2026 - 2026
*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-4ADAN192.36
MonitoringLocationName In valley below Talbot Reservoir
MonitoringLocationTypeName River/Stream Perennial
HUCEightDigitCode 03010103
LatitudeMeasure 36.6688000000
LongitudeMeasure -80.4002000000
SourceMapScaleNumeric 100
HorizontalAccuracyMeasure/MeasureValue 100
HorizontalAccuracyMeasure/MeasureUnitCode None
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 100
VerticalMeasure/MeasureUnitCode None
VerticalCollectionMethodName Topographic Map Interpolation
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 51
CountyCode 141
ProviderName STORET