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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 user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  CORIVWCH_WQX >  CORIVWCH_WQX-4124

Little Thompson - 83rd St Br (CORIVWCH_WQX-4124) 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 Colorado River Watch (Volunteer) (identifier CORIVWCH_WQX), has the name "Little Thompson - 83rd St Br" and has the identifier CORIVWCH_WQX-4124. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10190006.

This site is located in Boulder County County, Colorado at 40.2577877800 degrees latitude and -105.1596348000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 5108 ft No vertical location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "CORIVWCH_WQX-4124" 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 2008 - 2008
Information 2008 - 2008
Inorganics, Major, Metals 2006 - 2009
Inorganics, Major, Non-metals 2006 - 2008
Inorganics, Minor, Metals 2006 - 2009
Inorganics, Minor, Non-metals 2006 - 2009
Not Assigned 2008 - 2008
Nutrient 2006 - 2008
Physical 2006 - 2009
Physical, Habitat 2008 - 2008
*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 CORIVWCH_WQX
OrganizationFormalName Colorado River Watch (Volunteer)
MonitoringLocationIdentifier CORIVWCH_WQX-4124
MonitoringLocationName Little Thompson - 83rd St Br
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText From Denver, take I-25 N to exit 243. Take State Hwy 66 W about 8 miles to 97th St North. Take 97th St North about 1 mile to 4 Road. Take 4 Rd W less than one mile and take a right turn (N) on 83rd St. Follow 83rd St About 1 mi to Bridge over Little T. Site downstream.
HUCEightDigitCode 10190006
LatitudeMeasure 40.2577877800
LongitudeMeasure -105.1596348000
SourceMapScaleNumeric 160000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 5108
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Topographic Map Interpolation
VerticalCoordinateReferenceSystemDatumName SEALV
CountryCode US
StateCode 08
CountyCode 013
ProviderName STORET