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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 >  NWIS >  USGS-CO >  USGS-375020105500401

NA04201036CCD EW-73C (USGS-375020105500401) site data in the Water Quality Portal

Data Provider: NWIS (Learn more about Water Quality Portal Data Providers)

This well site, maintained by the USGS Colorado Water Science Center (identifier USGS-CO), has the name "NA04201036CCD EW-73C" and has the identifier USGS-375020105500401. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)13010003. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Saguache County County, Colorado at 37.83749948000000 degrees latitude and -105.8350180000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 5 seconds. The source map scale is 1:24000. This site is at an elevation of 7532.10 feet and the accuracy of the elevation measurement, collected using the method "Level or other surveyed method." is 0.1 feet. The vertical coordinate reference system is NGVD29.

The geologic formation type is Tertiary System. The aquifer is a Unconfined single aquifer type. The well was contructed on 19780120. The well depth is 97.0 ft. The well hole depth is 97.0 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-375020105500401" 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 1978 - 1978
Inorganics, Major, Non-metals 1978 - 1978
Inorganics, Minor, Metals 1978 - 1978
Inorganics, Minor, Non-metals 1978 - 1978
Nutrient 1978 - 1978
Organics, Other 1978 - 1978
Physical 1978 - 1978
Radiochemical 1978 - 1978
*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 USGS-CO
OrganizationFormalName USGS Colorado Water Science Center
MonitoringLocationIdentifier USGS-375020105500401
MonitoringLocationName NA04201036CCD EW-73C
MonitoringLocationTypeName Well
HUCEightDigitCode 13010003
LatitudeMeasure 37.83749948000000
LongitudeMeasure -105.8350180000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 7532.10
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 0.1
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Level or other surveyed method.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 08
CountyCode 109
FormationTypeText Tertiary System
AquiferTypeName Unconfined single aquifer
ConstructionDateText 19780120
WellDepthMeasure/MeasureValue 97.0
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 97.0
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS