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WQP Home >  Providers >  NWIS >  USGS-CT >  USGS-01203500

LAKE LILLINONAH NR NEWTOWN, CT (USGS-01203500) site data in the Water Quality Portal

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

This lake, reservoir, impoundment site, maintained by the USGS Connecticut Water Science Center (identifier USGS-CT), has the name "LAKE LILLINONAH NR NEWTOWN, CT" and has the identifier USGS-01203500. 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 has a drainage area of 1392.00 sq mi.

This site is located in Fairfield County County, Connecticut at 41.44787325000000 degrees latitude and -73.2965057000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-01203500" 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 1967 - 1967
Inorganics, Major, Non-metals 1967 - 1991
Inorganics, Minor, Metals 1967 - 1991
Inorganics, Minor, Non-metals 1991 - 1991
Nutrient 1967 - 1967
Organics, Other 1991 - 1991
Organics, Pesticide 1991 - 1991
Physical 1967 - 1967
Sediment 1991 - 1991
*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-01203500
MonitoringLocationName LAKE LILLINONAH NR NEWTOWN, CT
MonitoringLocationTypeName Lake, Reservoir, Impoundment
HUCEightDigitCode 01100005
DrainageAreaMeasure/MeasureValue 1392.00
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 41.44787325000000
LongitudeMeasure -73.2965057000000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 09
CountyCode 001
ProviderName NWIS