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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 legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  NWIS >  USGS-PA >  USGS-01480870

East Branch Brandywine Creek below Downingtown, PA (USGS-01480870) site data in the Water Quality Portal

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

This stream site, maintained by the USGS Pennsylvania Water Science Center (identifier USGS-PA), has the name "East Branch Brandywine Creek below Downingtown, PA" and has the identifier USGS-01480870. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02040205. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 89.9 sq mi.

This site is located in Chester County County, Pennsylvania at 39.96871910000000 degrees latitude and -75.6732715000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds. This site is at an elevation of 195 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from topographic map." is 10 feet. The vertical coordinate reference system is NGVD29.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-01480870" 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 2005 - 2005
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 2005 - 2005
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2005 - 2005
Information 2008 - 2023
Inorganics, Major, Metals 1998 - 2023
Inorganics, Major, Non-metals 1978 - 2023
Inorganics, Minor, Metals 1980 - 2023
Inorganics, Minor, Non-metals 1980 - 2023
Microbiological 1978 - 2023
Nutrient 1980 - 2023
Organics, Other 1978 - 2022
Organics, PCBs 1981 - 1981
Organics, PFAS 2022 - 2022
Organics, Pesticide 1981 - 2009
PFAS,Perfluorinated Alkyl Substance 2022 - 2022
PFOA, Perfluorooctanoic Acid 2022 - 2022
Physical 1978 - 2023
Sediment 1980 - 2021
*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 USGS-PA
OrganizationFormalName USGS Pennsylvania Water Science Center
MonitoringLocationIdentifier USGS-01480870
MonitoringLocationName East Branch Brandywine Creek below Downingtown, PA
MonitoringLocationTypeName Stream
HUCEightDigitCode 02040205
DrainageAreaMeasure/MeasureValue 89.9
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 39.96871910000000
LongitudeMeasure -75.6732715000000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 195
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 42
CountyCode 029
ProviderName NWIS