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Madison River at Varney Bridge upstream from Madison Reservoir (MTNWE-MM-3) 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 MTNWE - Montana NorthWestern Energy (identifier MTNWE), has the name "Madison River at Varney Bridge upstream from Madison Reservoir" and has the identifier MTNWE-MM-3. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC) 10020007. You can learn more about what is happening in this HUC at the EPA's Surf Your Watershed site or at the USGS Science In Your Watershed site.

This site is located in Madison County County, Montana at 45.2326300000 degrees latitude and -111.7516800000 degrees longitude using the datum NAD83. 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 "MTNWE-MM-3" 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 National Linked Data Index, part of the Open Water Data Initiative.

When were data collected at this location?

Periods of record for data characteristic groups
Characteristic Group Date Range*
Inorganics, Major, Metals 1997 - 2014
Inorganics, Major, Non-metals 1997 - 2014
Inorganics, Minor, Metals 2005 - 2011
Inorganics, Minor, Non-metals 1997 - 2014
Nutrient 1997 - 2014
Physical 1996 - 2014
*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 MTNWE
OrganizationFormalName MTNWE - Montana NorthWestern Energy
MonitoringLocationIdentifier MTNWE-MM-3
MonitoringLocationName Madison River at Varney Bridge upstream from Madison Reservoir
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Madison River at Varney Bridge upstream from Madison Reservoir
HUCEightDigitCode 10020007
LatitudeMeasure 45.2326300000
LongitudeMeasure -111.7516800000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName Interpolation-Digital Map Source (Tiger)
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 30
CountyCode 057
ProviderName STORET