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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-NY >  USGS-01421640

West Branch Delaware River at South Kortright, NY (USGS-01421640) 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 New York Water Science Center (identifier USGS-NY), has the name "West Branch Delaware River at South Kortright, NY" and has the identifier USGS-01421640. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)02040101. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Delaware County County, New York at 42.34361110000000 degrees latitude and -74.7200000000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds. The source map scale is 1:24000. This site is at an elevation of 1499 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from Digital Elevation Model" is 4.3 feet. The vertical coordinate reference system is NAVD88.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-01421640" 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, Phytoplankton 2012 - 2012
Biological, Fish 2012 - 2012
Information 2004 - 2017
Inorganics, Major, Metals 2012 - 2012
Inorganics, Major, Non-metals 2012 - 2012
Inorganics, Minor, Metals 2012 - 2012
Inorganics, Minor, Non-metals 2012 - 2012
Nutrient 2012 - 2012
Organics, Other 2004 - 2017
Organics, PCBs 2004 - 2012
Organics, Pesticide 2004 - 2017
PFAS,Perfluorinated Alkyl Substance 2012 - 2012
Physical 2003 - 2017
Radiochemical 2012 - 2012
Stable Isotopes 2012 - 2012
*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-NY
OrganizationFormalName USGS New York Water Science Center
MonitoringLocationIdentifier USGS-01421640
MonitoringLocationName West Branch Delaware River at South Kortright, NY
MonitoringLocationTypeName Stream
HUCEightDigitCode 02040101
LatitudeMeasure 42.34361110000000
LongitudeMeasure -74.7200000000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 1499
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 4.3
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from Digital Elevation Model
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 36
CountyCode 025
ProviderName NWIS