LOCATION.--Lat 40°35'17.0", long
73°43'04.5" referenced to North American Datum of
1983, Nassau County, NY, Hydrologic Unit 02030202, Located at
pumping center, 0.1 mile west of end of Park Street, 300 feet
north of Beech Street, in Eastern most recorder shelter,
WELL CHARACTERISTICS.--Depth 677 ft. Upper casing
diameter 4 in; top of first opening 666 ft, bottom of last
opening 677 ft.
PERIOD OF RECORD.--September 1959 to September 2010,
July 2011 to October 2014, February 2015 to November 2015, and
February 2016 to current year. Unpublished records for
September 1959 to September 1975 are available in files of the
U.S. Geological Survey.
GAGE.--Water-level recorder installed October 2003;
15-minute recording interval. Periodic manual measurements made
by USGS personnel.
REMARKS.--Water level affected by tidal fluctuation and
nearby pumping. Highest water-level recorded on October 29,
2012 attributed to tidal forcing from Hurricane Sandy storm
EXTREMES FOR PERIOD OF RECORD.--Highest water level
recorded, 2.30 ft above sea level, October 29, 2012; lowest
measured, 6.58 ft below sea level, November 30, 1972.