Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

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-683

S Platte - 74th Avenue (CORIVWCH_WQX-683) 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 "S Platte - 74th Avenue" and has the identifier CORIVWCH_WQX-683. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10190003.

This site is located in Adams County County, Colorado at 39.8307350100 degrees latitude and -104.9485802000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 5090 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-683" 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 2016 - 2018
Inorganics, Major, Non-metals 2016 - 2016
Inorganics, Minor, Metals 1997 - 2018
Inorganics, Minor, Non-metals 2016 - 2018
Nutrient 2016 - 2016
Physical 1997 - 2018
*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-683
MonitoringLocationName S Platte - 74th Avenue
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Depart from I-76 near Adams City at 74th Ave, and proceed west to bridge over S Platte River.
HUCEightDigitCode 10190003
LatitudeMeasure 39.8307350100
LongitudeMeasure -104.9485802000
SourceMapScaleNumeric 160000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 5090
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Topographic Map Interpolation
VerticalCoordinateReferenceSystemDatumName SEALV
CountryCode US
StateCode 08
CountyCode 001
ProviderName STORET