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-NACE_PC85_POTFO

POTOMAC RIVER 1/4 MILE SOUTHWEST OF HATTON POINT (11NPSWRD_WQX-NACE_PC85_POTFO) site data in the Water Quality Portal

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

This estuary site, maintained by the National Park Service Water Resources Division (identifier 11NPSWRD_WQX), has the name "POTOMAC RIVER 1/4 MILE SOUTHWEST OF HATTON POINT" and has the identifier 11NPSWRD_WQX-NACE_PC85_POTFO. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02070010.

This site is located in Prince George's County County, Maryland at 38.7185278000 degrees latitude and -77.0347778000 degrees longitude using the datum NAD27. 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-NACE_PC85_POTFO" 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*
Inorganics, Major, Non-metals 1979 - 1984
Nutrient 1979 - 1984
Organics, Other 1979 - 1984
Physical 1979 - 1984
Stable Isotopes 1979 - 1984
*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-NACE_PC85_POTFO
MonitoringLocationName POTOMAC RIVER 1/4 MILE SOUTHWEST OF HATTON POINT
MonitoringLocationTypeName Estuary
MonitoringLocationDescriptionText THE STATION IS LOCATED ON THE MOUNT VERNON VA.MD. 7.5 MINUTE SERIES (TOPOGRAPHICBATHYMETRIC) QUADRANGLE. THE SITE IS ON THE POTOMAC RIVER APPROXIMATELY 1/4 MILE SOUTHWEST OF HATTON POINT AND IS OUTSIDE THE NATIONAL CAPITAL PARKSEAST BOUNDARIES. SAMPLES FOR THIS SITE WERE COLLECTED ON 2 OCTOBER 1979 AND FROM APRIL 1983 UNTIL SEPTEMBER 1984. THE RESULTS ARE IN APPENDIX B OF "FINAL REPORT PISCATAWAY CREEK AND POTOMAC RIVER WETLANDS MONITORING PROGRAM FOR 1983 AND 1984" BY EA ENGINEERING; SCIENCE; AND TECHNOLOGY; INC. (JANUARY 1985). FOR MORE INFORMATION CONTACT CHIEF OF RESOURCES AT NATIONAL CAPITAL PARKS; 1100 OHIO DRIVE SW; WASHINGTON DC 20242. TEL (202) 6197222. DATA WERE PROCESSED AND UPLOADED TO STORET BY PAUL MCELVERY AT NPSWRD; 1201 OAK RIDGE DRIVE SUITE 250; FORT COLLINS COLORADO 80525. TEL (970) 2253516.*** Legacy STORET Station Type: /TYPA/AMBNT/ESTURY
HUCEightDigitCode 02070010
LatitudeMeasure 38.7185278000
LongitudeMeasure -77.0347778000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName NAD27
CountryCode US
StateCode 24
CountyCode 033
ProviderName STORET