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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 >  MDEQ_WQ_WQX >  MDEQ_WQ_WQX-M12DRBNR01

Dearborn River at Hwy 287 (MDEQ_WQ_WQX-M12DRBNR01) 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 Montana DEQ WQPB (identifier MDEQ_WQ_WQX), has the name "Dearborn River at Hwy 287" and has the identifier MDEQ_WQ_WQX-M12DRBNR01. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10030102.

This site is located in Lewis And Clark County County, Montana at 47.1986110000 degrees latitude and -112.0930560000 degrees longitude using the datum NAD27. 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 "MDEQ_WQ_WQX-M12DRBNR01" 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, Counts 2001 - 2005
Information 2001 - 2023
Inorganics, Major, Metals 2004 - 2023
Inorganics, Major, Non-metals 2004 - 2023
Inorganics, Minor, Metals 2001 - 2023
Inorganics, Minor, Non-metals 2001 - 2023
Microbiological 2003 - 2005
Nutrient 2004 - 2023
Organics, Other 2019 - 2023
Physical 2001 - 2023
*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 MDEQ_WQ_WQX
OrganizationFormalName Montana DEQ WQPB
MonitoringLocationIdentifier MDEQ_WQ_WQX-M12DRBNR01
MonitoringLocationName Dearborn River at Hwy 287
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Dearborn River at Hwy 287
HUCEightDigitCode 10030102
LatitudeMeasure 47.1986110000
LongitudeMeasure -112.0930560000
HorizontalCollectionMethodName GPS Code (Pseudo Range) Differential
HorizontalCoordinateReferenceSystemDatumName NAD27
CountryCode US
StateCode 30
CountyCode 049
ProviderName STORET