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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 >  11NPSWRD_WQX >  11NPSWRD_WQX-VAFO_NPS_WELC

WELCH RUN (11NPSWRD_WQX-VAFO_NPS_WELC) 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 "WELCH RUN" and has the identifier 11NPSWRD_WQX-VAFO_NPS_WELC. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02040203.

This site is located in Chester County County, Pennsylvania at 40.1046667000 degrees latitude and -75.4715278000 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-VAFO_NPS_WELC" 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 1989 - 1998
Microbiological 1993 - 1997
Nutrient 1989 - 1998
Physical 1989 - 1998
*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-VAFO_NPS_WELC
MonitoringLocationName WELCH RUN
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText THE STATION IS LOCATED ON THE VALLEY FORGE PENNSYLVANIA 7.5 MINUTE SERIES (TOPOGRAPHIC) QUADRANGLE. THIS SITE IS LOCATED OUTSIDE THE VALLEY FORGE NATIONAL HISTORICAL PARK BOUNDARY. THIS SITE IS AT WELCH RUN. DATA ARE FROM FIELD DATA SHEETS COLLECTED BY PARK STAFF AS PART OF A WATER RESOURCES MONITORING PROGRAM. FOR PARK INFORMATION CONTACT THE RESOURCE MANAGER AT VALLEY FORGE NATIONAL HISTORICAL PARK; P.O. BOX 953; VALLEY FORGE PA 194820953 (TEL. 6107831000). DATA WERE PROCESSED AND UPLOADED TO STORET BY RONDA BURNS; NATIONAL PARK SERVICE WATER RESOURCES DIVISION; 1201 OAK RIDGE DRIVE SUITE 250; FORT COLLINS CO 805255596 (TEL. 9702253516).*** Legacy STORET Station Type: /TYPA/AMBNT/STREAM
HUCEightDigitCode 02040203
LatitudeMeasure 40.1046667000
LongitudeMeasure -75.4715278000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName NAD27
CountryCode US
StateCode 42
CountyCode 029
ProviderName STORET