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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 404744073420801 N 9898. 1

Nassau County, New York
Latitude  40°47'44", Longitude  73°42'08" NAD27
Land-surface elevation 118.0 feet above NGVD29
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Glacial Aquifer, Upper (112GLCLU) local aquifer.

Period of record
Begin Date End Date Levels
1991-11-07 2024-05-07 12

 
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