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WQP Home >  Providers >  NWIS >  USGS-CT >  USGS-415249073215901

CT-SR 21 (USGS-415249073215901) 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 Connecticut Water Science Center (identifier USGS-CT), has the name "CT-SR 21" and has the identifier USGS-415249073215901. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)01100005. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Litchfield County County, Connecticut at 41.88019444000000 degrees latitude and -73.3660000000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)" and the accuracy is .5 seconds. The source map scale is 1:24000. This site is at an elevation of 510 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from topographic map." is 5 feet. The vertical coordinate reference system is NGVD29.

This site is located in the "Sand and gravel aquifers (glaciated regions)" aquifer. The geologic formation type is Drift, Stratified. The aquifer is a Unconfined single aquifer type. The well was contructed on 19950705. The well depth is 25.06 ft. The well hole depth is 26 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-415249073215901" 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*
Information 1995 - 1995
Inorganics, Major, Metals 1995 - 1995
Inorganics, Major, Non-metals 1995 - 1995
Inorganics, Minor, Metals 1995 - 1995
Nutrient 1995 - 1995
Organics, Other 1995 - 1995
Physical 1995 - 1995
*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-CT
OrganizationFormalName USGS Connecticut Water Science Center
MonitoringLocationIdentifier USGS-415249073215901
MonitoringLocationName CT-SR 21
MonitoringLocationTypeName Well
HUCEightDigitCode 01100005
LatitudeMeasure 41.88019444000000
LongitudeMeasure -73.3660000000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 510
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 5
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 09
CountyCode 005
AquiferName Sand and gravel aquifers (glaciated regions)
FormationTypeText Drift, Stratified
AquiferTypeName Unconfined single aquifer
ConstructionDateText 19950705
WellDepthMeasure/MeasureValue 25.06
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 26
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS