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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 >  NWIS >  USGS-SD >  USGS-06473000

JAMES RIVER AT ASHTON,SD (USGS-06473000) 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 South Dakota Water Science Center (identifier USGS-SD), has the name "JAMES RIVER AT ASHTON,SD" and has the identifier USGS-06473000. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10160006. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 9712 sq mi and the contributing drainage area is 8333 sq mi.

This site is located in Spink County County, South Dakota at 44.99830768000000 degrees latitude and -98.4809270000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 minutes. The source map scale is 1:24000. This site is at an elevation of 1245.4 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 NAVD88.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-06473000" 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, Photosynthetic Pigments 1988 - 1990
Biological, Photosynthetic Pigments 1988 - 1990
Information 1977 - 1990
Inorganics, Major, Metals 1984 - 1990
Inorganics, Major, Non-metals 1978 - 1990
Inorganics, Minor, Metals 1984 - 1990
Inorganics, Minor, Non-metals 1984 - 1990
Nutrient 1984 - 1990
Organics, Other 1985 - 1990
Organics, PCBs 1986 - 1990
Organics, Pesticide 1986 - 1990
Physical 1973 - 2015
Sediment 1977 - 1990
*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-SD
OrganizationFormalName USGS South Dakota Water Science Center
MonitoringLocationIdentifier USGS-06473000
MonitoringLocationName JAMES RIVER AT ASHTON,SD
MonitoringLocationTypeName Stream
HUCEightDigitCode 10160006
DrainageAreaMeasure/MeasureValue 9712
DrainageAreaMeasure/MeasureUnitCode sq mi
ContributingDrainageAreaMeasure/MeasureValue 8333
ContributingDrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 44.99830768000000
LongitudeMeasure -98.4809270000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode minutes
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 1245.4
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 46
CountyCode 115
ProviderName NWIS