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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-MT >  USGS-06208500

Clarks Fork Yellowstone River at Edgar MT (USGS-06208500) 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 Montana Water Science Center (identifier USGS-MT), has the name "Clarks Fork Yellowstone River at Edgar MT" and has the identifier USGS-06208500. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10070006. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 2045 sq mi.

This site is located in Carbon County County, Montana at 45.46571389000000 degrees latitude and -108.8441056000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from Digital MAP." and the accuracy is .1 seconds. The source map scale is 1:24000. This site is at an elevation of 3460 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-06208500" 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 2000 - 2001
Biological, Algae, Phytoplankton 1999 - 2000
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 1999 - 2001
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1999 - 2001
Biological, Fish 1999 - 1999
Biological, Photosynthetic Pigments 1999 - 1999
Information 1999 - 2000
Inorganics, Major, Metals 1964 - 2003
Inorganics, Major, Non-metals 1964 - 2003
Inorganics, Minor, Metals 1964 - 2003
Inorganics, Minor, Non-metals 1964 - 2003
Microbiological 2000 - 2001
Nutrient 1964 - 2003
Organics, Other 1998 - 2001
Organics, Pesticide 1999 - 1999
Physical 1964 - 2013
Radiochemical 1998 - 1999
Sediment 1965 - 2003
*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-MT
OrganizationFormalName USGS Montana Water Science Center
MonitoringLocationIdentifier USGS-06208500
MonitoringLocationName Clarks Fork Yellowstone River at Edgar MT
MonitoringLocationTypeName Stream
HUCEightDigitCode 10070006
DrainageAreaMeasure/MeasureValue 2045
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 45.46571389000000
LongitudeMeasure -108.8441056000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from Digital MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 3460
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 10
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 30
CountyCode 009
ProviderName NWIS