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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 >  STORET >  MONT_DEQ_WQX >  MONT_DEQ_WQX-4187YE01

YELLOWSTONE RIVER (MONT_DEQ_WQX-4187YE01) 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 MONT_DEQ_WQX - Montana DEQ - Pre-1999 Data (identifier MONT_DEQ_WQX), has the name "YELLOWSTONE RIVER" and has the identifier MONT_DEQ_WQX-4187YE01. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10100004.

This site is located in Prairie County County, Montana at 46.8575000000 degrees latitude and -105.1152780000 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 "MONT_DEQ_WQX-4187YE01" 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*
Inorganics, Major, Metals 1974 - 1974
Inorganics, Major, Non-metals 1974 - 1974
Inorganics, Minor, Metals 1974 - 1974
Inorganics, Minor, Non-metals 1974 - 1974
Nutrient 1974 - 1974
Physical 1974 - 1974
*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 MONT_DEQ_WQX
OrganizationFormalName MONT_DEQ_WQX - Montana DEQ - Pre-1999 Data
MonitoringLocationIdentifier MONT_DEQ_WQX-4187YE01
MonitoringLocationName YELLOWSTONE RIVER
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText AT HIGHWAY 10, NEAR FALLON, MT.
HUCEightDigitCode 10100004
LatitudeMeasure 46.8575000000
LongitudeMeasure -105.1152780000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName GPS Code (Pseudo Range) Differential
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 30
CountyCode 079
ProviderName STORET