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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 412820072405401
Minimum number of levels = 1
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USGS 412820072405401 CT-D 146

Middlesex County, Connecticut
Hydrologic Unit Code 01080205
Latitude  41°28'20", Longitude  72°40'54" NAD27
Land-surface elevation 228 feet above NGVD29
The depth of the well is 220 feet below land surface.
The depth of the hole is 220 feet below land surface.
This well is completed in the Early Mesozoic basin aquifers (N300ERLMZC) national aquifer.
This well is completed in the Portland Formation (231PRLD) local aquifer.
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Graph of groundwater level data at USGS 412820072405401 CT-D 146
Breaks in the plot represent a gap of at least one year between field measurements.
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