LOCATION.--Lat 40°37'28", long
73°15'48" referenced to North American Datum of 1927,
Suffolk County, NY, Hydrologic Unit 02030202, at Robert Moses
State Park, in water treatment building, Fire Island.
WELL CHARACTERISTICS.--Depth 721 ft. Upper casing
diameter 6 in; top of first opening 711 ft, bottom of last
opening 721 ft. Datum of gage is NGVD of 1929.
PERIOD OF RECORD.--February 1968 to current year.
Unpublished records for November 1962 to September 1975 are
available in files of the U.S. Geological Survey.
GAGE.--Water-level recorder installed August 1984;
15-minute recording interval. Periodic manual measurements made
by USGS personnel.
REMARKS.--Water level affected by tidal fluctuation.
Water-level recorded on October 29, 2012 attributed to tidal
forcing from Hurricane Sandy storm tide. Cellular water-level
telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Highest water level
recorded, 13.72 ft above NGVD 29, October 29, 2012; lowest
measured, 5.35 ft above NGVD 29, February 23, 1972.