LOCATION.--Lat 40°58'30.7", long
72°33'13.9" referenced to North American Datum of
1983, Suffolk County, NY, Hydrologic Unit 02030202, at north
side of Main Road (State Route 25), east side of access road to
Laurel Lake, Mattituck.
WELL CHARACTERISTICS.--Depth 45 ft. Upper casing
diameter 2 in; top of first opening 35 ft, bottom of last
opening 45 ft. Datum of gage is NGVD of 1929.
PERIOD OF RECORD.--June 2000 to current year.
GAGE.--Water-level recorder installed September 2004;
15-minute recording interval. Periodic manual measurements made
by USGS personnel.
REMARKS.--Replaced well S6558.1 in June 2000 near same
location. Satellite water-level telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Highest water level
recorded, 9.29 ft above NGVD 29, April 6, 7, 2010; lowest
recorded, 1.13 ft above NGVD 29, October 6, 7, 2005.