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DESCRIPTION:

Latitude 40°38'23",   Longitude 73°36'32.4"   NAD83
Nassau County, New York   , Hydrologic Unit 020302020205

Well depth: 40.0 feet
Land surface altitude: 14.0 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)	2025-09-04	2025-09-11
Daily Data
Groundwater level above NAVD 1988, feet	2025-09-05	2025-09-10	6
Field groundwater-level measurements	1974-09-27	2025-09-04	90
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	2005-08-04	2005-08-04	1
Water-Year Summary	2005	2005	1
Revisions	Loading...

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