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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-CT >  USGS-412007072111002

CT-ELY 74 (USGS-412007072111002) 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-ELY 74" and has the identifier USGS-412007072111002. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)01100003. See more details of this site the the USGS NWIS Web page for this site.

This site is located in New London County County, Connecticut at 41.33516667000000 degrees latitude and -72.1860277800000 degrees longitude using the datum NAD83. The horizontal location collection method was "Differentially corrected Global Positioning System." and the accuracy is .1 seconds. The source map scale is 1:24000.

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 20050725. The well depth is 45 ft. The well hole depth is 70 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-412007072111002" 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 2005 - 2005
Inorganics, Major, Non-metals 2005 - 2011
Inorganics, Minor, Metals 2005 - 2005
Inorganics, Minor, Non-metals 2005 - 2005
Nutrient 2005 - 2011
Physical 2005 - 2011
*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-412007072111002
MonitoringLocationName CT-ELY 74
MonitoringLocationTypeName Well
HUCEightDigitCode 01100003
LatitudeMeasure 41.33516667000000
LongitudeMeasure -72.1860277800000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Differentially corrected Global Positioning System.
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 09
CountyCode 011
AquiferName Sand and gravel aquifers (glaciated regions)
FormationTypeText Drift, Stratified
AquiferTypeName Unconfined single aquifer
ConstructionDateText 20050725
WellDepthMeasure/MeasureValue 45
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 70
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS