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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 404856073442601 N 31. 2

Nassau County, New York
Hydrologic Unit Code 02030102
Latitude  40°48'57", Longitude  73°44'27" NAD27
Land-surface elevation 13.0 feet above NGVD29
The depth of the well is 236 feet below land surface.
The depth of the hole is 239 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.
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Graph of groundwater level data at USGS 404856073442601 N 31. 2
Breaks in the plot represent a gap of at least one year between field measurements.
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