LOCATION.--Lat 40°42'36", long
73°43'35" referenced to North American Datum of 1927,
Nassau County, NY, Hydrologic Unit 02030202, at west side of
Cross Island Parkway exit ramp (Hempstead Turnpike eastbound),
21 ft south of Hempstead Turnpike, Elmont.
WELL CHARACTERISTICS.--Depth 353 ft. Upper casing
diameter 4 in; top of first opening 349 ft, bottom of last
opening 353 ft. Datum of gage is NGVD of 1929.
PERIOD OF RECORD.--April 1964 and January 1968 to
current year. Unpublished records for April 1964 to September
1975 are available in files of the U.S. Geological
Survey.
GAGE.--Water-level recorder installed December 1999;
15-minute recording interval. Periodic manual measurements made
by USGS personnel.
REMARKS.--Cellular water-level telemeter at
station. Water-levels influenced by nearby pumping until
1984.
EXTREMES FOR PERIOD OF RECORD.--Highest water level
recorded, 39.84 ft above NGVD 29, May 8, 2010; lowest measured,
3.52 ft above NGVD 29, August 8, 1982.
Site Information
WaterAlert – get an
email or text (SMS) alert based on your chosen threshold.
