LOCATION.--Lat 40°48'32.5", long
73°33'28.9" referenced to North American Datum of
1983, Nassau County, NY, Hydrologic Unit 02030202, Northwest
corner of Fruitledge Rd. and Cedar Swamp Rd. (Rt. 107)
WELL CHARACTERISTICS.--Depth 175 ft. Upper casing
diameter 4 in; top of first opening 170 ft, bottom of last
opening 175 ft.
PERIOD OF RECORD.--October 1974 to April 1984, March
1990 to January 2000, and March 2005 to current year.
GAGE.--Water-level recorder installed June 2016;
15-minute recording interval. Periodic manual
measurements made by USGS personnel.
EXTREMES FOR PERIOD OF RECORD.--Highest water level
measured, 90.84 ft above NGVD of 1929, Dec. 5, 1979; lowest
measured, 73.82 ft above NGVD of 1929, Mar. 20, 1996.