WQP Home >  Providers >  STORET >  MTNWE >  MTNWE-MM-2

Madison River downstream Hebgan Dam (MTNWE-MM-2) 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 downstream Hebgan Dam" and has the identifier MTNWE-MM-2. 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 Gallatin County County, Montana at 44.8665300000 degrees latitude and -111.3384400000 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-2" 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
Not Assigned 1994 - 2002
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-2
MonitoringLocationName Madison River downstream Hebgan Dam
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Madison River downstream Hebgan Dam
HUCEightDigitCode 10020007
LatitudeMeasure 44.8665300000
LongitudeMeasure -111.3384400000
HorizontalCollectionMethodName Interpolation-Digital Map Source (Tiger)
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 30
CountyCode 031
ProviderName STORET