LOCATION.--Lat 41°03'17.5", long
71°53'52.1" referenced to North American Datum of
1983, Suffolk County, NY, Hydrologic Unit 02030202, at north
side of Montauk Point State Parkway (State Route 27), adjacent
to intersection with Old Montauk Highway, Montauk. Located at
Montauk State park Horse Stables, near sign.
WELL CHARACTERISTICS.--Depth 66 ft. Upper casing
diameter 6 in; top of first opening 53 ft, bottom of last
opening 56 ft.
PERIOD OF RECORD.--January 1974 to current year.
Unpublished records for January 1974 to September 1983 are
available in files of the U.S. Geological Survey.
GAGE.--Water-level recorder installed February 2017;
15-minute recording intervals. Periodic manual measurements by
USGS personnel.
REMARKS.--Water level affected by tidal
fluctuation.
EXTREMES FOR PERIOD OF RECORD.--Highest water level
measured, 5.16 ft NGVD29, April 1, 2010; lowest measured, 2.34
ft above NGVD29, July 21, 2011.