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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 412021072174901
Minimum number of levels = 1
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USGS 412021072174901 CT-OL 87

New London County, Connecticut
Hydrologic Unit Code 01080205
Latitude  41°20'21", Longitude  72°17'49" NAD27
Land-surface elevation 58.00 feet above NGVD29
The depth of the well is 340 feet below land surface.
This well is completed in the New York and New England crystalline-rock aquifers (N600NECRSN) national aquifer.
This well is completed in the Non-Carbonate Crystalline Bedrock (300NCBC) local aquifer.
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Graph of groundwater level data at USGS 412021072174901 CT-OL 87
Breaks in the plot represent a gap of at least one year between field measurements.
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