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USGS 404751073240903 S 16874. 3


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Funding for this site is provided by:


> Site Information
LOCATION.--Lat 40°47'51.0", long 73°24'08.1" referenced to North American Datum of 1983, Suffolk County, NY, Hydrologic Unit 02030202, northeast corner of East Neck Road. Entrance to The Greens at Half Hollow.
WELL CHARACTERISTICS.--Depth 87.2 ft. Upper casing diameter 2 in; top of first opening 77.2 ft, bottom of last opening 82.2 ft.
PERIOD OF RECORD.--January 2003 to current year.
GAGE.--Water-level recorder installed August 2014; 15-minute recording interval. Periodic manual measurements checked by USGS personnel.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 81.39 ft above sea level, April 23, 2010; lowest recorded 68.34 ft above sea level, October 24, 2017.
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> Rating Information
This station managed by the NY Water Science Center Coram.

Available Parameters Period of Record
2014-08-19  2023-08-14


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Summary of all available data for this site
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Groundwater level above NGVD 1929, feet

Graph of DAILY Groundwater level above NGVD 1929, feet

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