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 >  21COL001 >  21COL001-000021

SOUTH PLATTE RIVER AT BALZAC (21COL001-000021) 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 (identifier 21COL001), has the name "SOUTH PLATTE RIVER AT BALZAC" and has the identifier 21COL001-000021. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10190012.

This site is located in Morgan County County, Colorado at 40.4066667 degrees latitude and -103.4661111 degrees longitude using the datum UNKWN. 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 "21COL001-000021" 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 1968 - 1983
Inorganics, Major, Non-metals 1968 - 1994
Inorganics, Minor, Metals 1968 - 1994
Inorganics, Minor, Non-metals 1968 - 1989
Microbiological 1968 - 1994
Not Assigned 1968 - 1978
Nutrient 1968 - 1994
Organics, Other 1968 - 1983
Physical 1901 - 1994
Radiochemical 1968 - 1994
*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
OrganizationFormalName Colorado Dept. of Public Health & Environment
MonitoringLocationIdentifier 21COL001-000021
MonitoringLocationName SOUTH PLATTE RIVER AT BALZAC
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText South Platte at USGS station #6760000 located on a bridge at Balzac Siding, site is 2.8 miles northeast of Union, and 7.0 miles d/s from Beaver Creek, Morgan County.
HUCEightDigitCode 10190012
LatitudeMeasure 40.4066667
LongitudeMeasure -103.4661111
HorizontalCollectionMethodName Unknown
HorizontalCoordinateReferenceSystemDatumName UNKWN
CountryCode US
StateCode 08
CountyCode 087
ProviderName STORET