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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
site_no list =
  • 404202073401901
Minimum number of levels = 1
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USGS 404202073401901 N 11987. 1

Nassau County, New York
Hydrologic Unit Code 02030202
Latitude  40°42'02", Longitude  73°40'19" NAD27
Land-surface elevation 48 feet above NAVD88
The depth of the well is 817 feet below land surface.
The depth of the hole is 850 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Lloyd Aquifer (211LLYD) local aquifer.
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Graph of groundwater level data at USGS 404202073401901 N 11987. 1
Breaks in the plot represent a gap of at least one year between field measurements.
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