USGS Water-Year Summary 2021
01302250 EAST CREEK AT SANDS POINT, NY
LOCATION - Lat 40°51'58.4", long 73°42'36.7" referenced to North American Datum of 1983, Nassau County, NY, Hydrologic Unit 02030201, at Beach Road bridge, in Sands Point.
PERIOD OF RECORD - December 2007 to current year.
GAGE - Water-stage recorder. Datum of gage is NGVD of 1929.
EXTREMES OUTSIDE PERIOD OF RECORD - Storm tide of Dec. 11, 1992, reached an elevation of 11.5 ft, from high-water mark at site 3.1 mi east.
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 11.39 ft, Oct. 29, 2012; minimum elevation, 2.93 ft, Sept. 13, 2020.
PERIOD OF RECORD - December 2007 to current year. Sampling depth records for December 2007 to current year are unpublished and available in files of the Geological Survey.
PERIOD OF DAILY RECORD -
WATER TEMPERATURE: December 2007 to current year.
SALINITY: December 2007 to current year.
INSTRUMENTATION - Water-quality monitor provides 6-minute-interval readings collected from 0.5 ft above bottom. Salinity record computed from specific-conductance readings.
EXTREMES FOR PERIOD OF RECORD
WATER TEMPERATURE: Maximum, 33.1 °C, Aug. 11, 2020; minimum, -1.8 °C, Jan. 4, 2018.
SALINITY: Maximum, 36.8 psu, Jan. 2, 2018; minimum, 4 psu, Mar. 11, 2015.