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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-266

Rio Grande - E Alamosa Br (CORIVWCH_WQX-266) 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 "Rio Grande - E Alamosa Br" and has the identifier CORIVWCH_WQX-266. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)13010002.

This site is located in Alamosa County County, Colorado at 37.4729000000 degrees latitude and -105.8619000000 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 7536 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-266" 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 2000 - 2023
Inorganics, Major, Non-metals 2001 - 2001
Inorganics, Minor, Metals 2000 - 2023
Inorganics, Minor, Non-metals 2000 - 2023
Nutrient 2001 - 2001
Physical 2000 - 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 CORIVWCH_WQX
OrganizationFormalName Colorado River Watch (Volunteer)
MonitoringLocationIdentifier CORIVWCH_WQX-266
MonitoringLocationName Rio Grande - E Alamosa Br
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText From Alamosa Open HS, travel East along main street, turn left at traffic light heading towards Hwy 17/Hwy 160. Sampling point is on the Bridge next to Cole Park (north side)
HUCEightDigitCode 13010002
LatitudeMeasure 37.4729000000
LongitudeMeasure -105.8619000000
SourceMapScaleNumeric 160000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 7536
VerticalMeasure/MeasureUnitCode ft
VerticalCollectionMethodName Topographic Map Interpolation
VerticalCoordinateReferenceSystemDatumName SEALV
CountryCode US
StateCode 08
CountyCode 003
ProviderName STORET