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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 404723073443501 N 8933. 1

Nassau County, New York
Latitude  40°47'23", Longitude  73°44'35" NAD27
Land-surface elevation 32.0 feet above NGVD29
The depth of the well is 148 feet below land surface.
The depth of the hole is 180 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Port Washington Aquifer (112PGQF) local aquifer.

Period of record
Begin Date End Date Levels
1973-03-15 2013-07-29 66

 
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