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 >  11NPSWRD_WQX >  11NPSWRD_WQX-COLO_GMC1_YB18

Yorktown Battlefield Site 18 (11NPSWRD_WQX-COLO_GMC1_YB18) site data in the Water Quality Portal

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

This river/stream site, maintained by the National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "Yorktown Battlefield Site 18" and has the identifier 11NPSWRD_WQX-COLO_GMC1_YB18. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02080107.

This site is located in York County County, Virginia at 37.2366388400 degrees latitude and -76.5309420000 degrees longitude using the datum WGS84. No horizontal location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "11NPSWRD_WQX-COLO_GMC1_YB18" 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*
Physical 1997 - 1997
*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 11NPSWRD_WQX
OrganizationFormalName National Park Service Water Resources Division
MonitoringLocationIdentifier 11NPSWRD_WQX-COLO_GMC1_YB18
MonitoringLocationName Yorktown Battlefield Site 18
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText The station is at Yorktown Battlefield Site 18. This site is a small, unnamed tributary of Ballard Creek, flowing north from the trailer park located on Route 238. Sample location was approximately 120 meters from trailer park boundary.
HUCEightDigitCode 02080107
LatitudeMeasure 37.2366388400
LongitudeMeasure -76.5309420000
SourceMapScaleNumeric 24000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName WGS84
CountryCode US
StateCode 51
CountyCode 199
ProviderName STORET