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Flathead River near Bigfork MT (USGS-12369000) 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 "Flathead River near Bigfork MT" and has the identifier USGS-12369000. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)17010208. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 5789 sq mi.

This site is located in Flathead County County, Montana at 48.09232500000000 degrees latitude and -114.1153694000000 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 1:124000. This site is at an elevation of 2894 feet and the accuracy of the elevation measurement, collected using the method "Global Positioning System." is 1 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-12369000" 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 2007 - 2008
Biological, Algae, Phytoplankton, Photosynthetic Pigments 2007 - 2008
Information 2008 - 2014
Inorganics, Major, Metals 1969 - 2008
Inorganics, Major, Non-metals 1969 - 2014
Inorganics, Minor, Metals 1969 - 2008
Inorganics, Minor, Non-metals 1969 - 1971
Microbiological 1969 - 1971
Nutrient 1969 - 2014
Organics, Other 1969 - 2008
Organics, PCBs 2008 - 2008
Organics, Pesticide 2008 - 2008
Physical 1969 - 2014
Sediment 2007 - 2013
*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-12369000
MonitoringLocationName Flathead River near Bigfork MT
MonitoringLocationTypeName Stream
HUCEightDigitCode 17010208
DrainageAreaMeasure/MeasureValue 5789
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 48.09232500000000
LongitudeMeasure -114.1153694000000
SourceMapScaleNumeric 124000
HorizontalAccuracyMeasure/MeasureValue .1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from Digital MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 2894
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 1
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Global Positioning System.
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 30
CountyCode 029
ProviderName NWIS