Limited availability of new USGS data; starting March 11th, 2024, there will be a period when new USGS data will not be accessible on the Water Quality Portal. Data will still be collected but will not be publicly available. This limited availability is expected to last a few weeks.
Recent USGS data will be accessible again upon release of the new Data Profiles, which will be in the WQX 3.0 format. These profiles should be available in April, 2024. Please keep an eye on banners on this website for announcements.

WQP Home >  Providers >  STORET >  21COL001_WQX >  21COL001_WQX-7808

ARKANSAS R. NR LAMAR HWY 50/287 BRIDGE (21COL001_WQX-7808) 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 Dept. of Public Health & Environment-WQCD (identifier 21COL001_WQX), has the name "ARKANSAS R. NR LAMAR HWY 50/287 BRIDGE" and has the identifier 21COL001_WQX-7808. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)11020009.

This site is located in Prowers County County, Colorado at 38.1060270000 degrees latitude and -102.6190770000 degrees longitude using the datum WGS84. 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 "21COL001_WQX-7808" 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 2002 - 2020
Inorganics, Major, Metals 2008 - 2023
Inorganics, Major, Non-metals 2008 - 2023
Inorganics, Minor, Metals 2008 - 2023
Inorganics, Minor, Non-metals 2008 - 2023
Microbiological 2008 - 2010
Nutrient 2008 - 2023
Organics, Other 2020 - 2023
Physical 2008 - 2023
Radiochemical 2012 - 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 21COL001_WQX
OrganizationFormalName Colorado Dept. of Public Health & Environment-WQCD
MonitoringLocationIdentifier 21COL001_WQX-7808
MonitoringLocationName ARKANSAS R. NR LAMAR HWY 50/287 BRIDGE
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Take Hwy 50 east to Lamar. Just before crossing the Arkansas River, there will be service road on the right. Take the road down to the river. Collect sample at spot, which is upstream of the bridge.
HUCEightDigitCode 11020009
LatitudeMeasure 38.1060270000
LongitudeMeasure -102.6190770000
SourceMapScaleNumeric 0
HorizontalCollectionMethodName GPS Code (Pseudo Range) Standard Position (SA Off)
HorizontalCoordinateReferenceSystemDatumName WGS84
CountryCode US
StateCode 08
CountyCode 099
ProviderName STORET