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DESCRIPTION:

Latitude 40°43'24",   Longitude 73°34'22"   NAD27
Nassau County, New York   , Hydrologic Unit 020302020203

Well depth: 65.0 feet
Land surface altitude: 84.0 feet above NGVD29.
Well completed in "Northern Atlantic Coastal Plain aquifer system" (S100NATLCP) national aquifer.
Well completed in "Glacial Aquifer, Upper" (112GLCLU) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2025-08-19	2025-12-04
Daily Data
Groundwater level above NAVD 1988, feet	2025-08-20	2025-12-03	106
Field groundwater-level measurements	1975-07-01	2025-08-19	138
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1982-10-04	1987-10-05	4
Revisions	Loading...

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