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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-478

Arkansas - Nepesta (CORIVWCH_WQX-478) 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 "Arkansas - Nepesta" and has the identifier CORIVWCH_WQX-478. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)11020005.

This site is located in Pueblo County County, Colorado at 38.1788844600 degrees latitude and -104.1392076000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 4372 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-478" 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 1998 - 2001
Inorganics, Minor, Metals 1994 - 2001
Inorganics, Minor, Non-metals 1998 - 2001
Physical 1994 - 2001
*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-478
MonitoringLocationName Arkansas - Nepesta
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText From town of Fowler, travel approx 7.2 mi west on US Hwy 50 to county Rd 613. Turn right and follow 613 about 1 mi to bridge over Arkansas River.
HUCEightDigitCode 11020005
LatitudeMeasure 38.1788844600
LongitudeMeasure -104.1392076000
SourceMapScaleNumeric 160000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 4372
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Topographic Map Interpolation
VerticalCoordinateReferenceSystemDatumName SEALV
CountryCode US
StateCode 08
CountyCode 101
ProviderName STORET