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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 legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  STORET >  MIDCOWATERSHED >  MIDCOWATERSHED-930

At Rifle Gap Reservoir (MIDCOWATERSHED-930) 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 Middle Colorado Watershed Council (Volunteer)* (identifier MIDCOWATERSHED), has the name "At Rifle Gap Reservoir" and has the identifier MIDCOWATERSHED-930. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)14010005.

This site is located in Garfield County County, Colorado at 39.6386000000 degrees latitude and -107.7741000000 degrees longitude using the datum NAD83. 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 "MIDCOWATERSHED-930" 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, Non-metals 2016 - 2017
Inorganics, Minor, Metals 2016 - 2017
Inorganics, Minor, Non-metals 2016 - 2017
Physical 2015 - 2017
*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 MIDCOWATERSHED
OrganizationFormalName Middle Colorado Watershed Council (Volunteer)*
MonitoringLocationIdentifier MIDCOWATERSHED-930
MonitoringLocationName At Rifle Gap Reservoir
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText West Rifle Creek at Rifle Gap Reservoir. Park at the swim beach and walk along the service road west approximately 1/2 mile to reach West Rifle Creek
HUCEightDigitCode 14010005
LatitudeMeasure 39.6386000000
LongitudeMeasure -107.7741000000
HorizontalCollectionMethodName Interpolation-Digital Map Source
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 08
CountyCode 045
ProviderName STORET