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DESCRIPTION:

Latitude 40°49'26.1",   Longitude 73°40'52.9"   NAD83
Nassau County, New York   , Hydrologic Unit 02030201

Well depth: 577. feet
Land surface altitude: 154 feet above NGVD29.
Well completed in "Northern Atlantic Coastal Plain aquifer system" (S100NATLCP) national aquifer.
Well completed in "North Shore Aquifer" (112NTSR) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2025-05-20	2025-11-21
Daily Data
Groundwater level above NAVD 1988, feet	2025-05-21	2025-11-20	184
Daily Statistics
Groundwater level above NAVD 1988, feet	2025-05-21	2025-11-20	184
Monthly Statistics
Groundwater level above NAVD 1988, feet	2025-05	2025-11
Annual Statistics
Groundwater level above NAVD 1988, feet	2025	2026
Field groundwater-level measurements	1994-03-31	2025-09-23	229
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1994-05-05	1997-03-28	2
Water-Year Summary	2005	2025	6
Revisions	Loading...
Additional Data Sources	Begin Date	End Date	Count

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