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DESCRIPTION:

Latitude 40°48'34.6",   Longitude 73°40'35.3"   NAD83
Nassau County, New York   , Hydrologic Unit 02030201

Well depth: 615. feet
Land surface altitude: 118 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)	2016-06-15	2025-12-11
Daily Data
Groundwater level above NGVD 1929, feet	2004-07-15	2025-12-09	3920
Daily Statistics
Groundwater level above NGVD 1929, feet	2004-07-15	2025-08-03	3792
Monthly Statistics
Groundwater level above NGVD 1929, feet	2004-07	2025-08
Annual Statistics
Groundwater level above NGVD 1929, feet	2004	2025
Field groundwater-level measurements	1994-09-19	2025-08-04	200
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1994-12-26	2022-10-19	6
Water-Year Summary	2005	2024	12
Revisions	Loading...
Additional Data Sources	Begin Date	End Date	Count

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