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DESCRIPTION:

Latitude 40°50'35.42",   Longitude 73°32'15.71"   NAD83
Nassau County, New York   , Hydrologic Unit 02030201

Well depth: 650.0 feet
Hole depth: 650.0 feet
Land surface altitude: 187.0 feet above NGVD29.
Well completed in "Northern Atlantic Coastal Plain aquifer system" (S100NATLCP) national aquifer.
Well completed in "Lloyd Aquifer" (211LLYD) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2025-05-14	2025-11-21
Daily Data
Groundwater level above NAVD 1988, feet	2025-05-15	2025-11-20	190
Daily Statistics
Groundwater level above NAVD 1988, feet	2025-05-15	2025-09-22	131
Monthly Statistics
Groundwater level above NAVD 1988, feet	2025-05	2025-09
Annual Statistics
Groundwater level above NAVD 1988, feet	2025	2025
Field groundwater-level measurements	1990-04-11	2025-09-23	26
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1989-07-12	2022-09-20	10
Revisions	Loading...

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