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Groundwater levels for the Nation

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USGS 410628073413301 CT- GW 21 GREENWICH, CT

190, Connecticut
Hydrologic Unit Code 011000060403
Latitude  41°06'28.4", Longitude  73°41'32.6" NAD83
Land-surface elevation 465.11 feet above NAVD88
The depth of the well is 350.0 feet below land surface.
The depth of the hole is 350.0 feet below land surface.
This well is completed in the New York and New England carbonate-rock aquifers (N400NYNECB) national aquifer.
This well is completed in the Carbonate Crystalline Bedrock (300CBCL) local aquifer.
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Graph of groundwater level data at USGS 410628073413301 CT- GW 21 GREENWICH, CT
Breaks in the plot represent a gap of at least one year between field measurements.
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