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Water-Year Summary for Site 01311850

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
62619 Elevation, ocean/est, NGVD29(Mean,Tid.,Tid.,Tid.,Tid.)  

Water year 2021: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 40°37'02", long 73°45'30" referenced to North American Datum of 1927, Nassau County, NY, Hydrologic Unit 02030202, at Town of Hempstead Inwood Marina, in Inwood.
PERIOD OF RECORD - July 2002 to current year. June 1979 to July 2002, in files of Town of Hempstead Department of Conservation & Waterways.
GAGE - Water-stage recorder. Datum of gage is NGVD of 1929. June 1979 to January 1991, water-stage recorder at site 600 ft southwest.
REMARKS - Satellite and modem telemeter for elevation at station.  Gaps in record caused by equipment malfunctions are filled with estimated data from nearby gage 01311875 Rockaway Inlet near Floyd Bennett Field NY.
EXTREMES OUTSIDE PERIOD OF RECORD - Storm tides of Dec. 11, 1992, and Mar. 14, 1993, reached elevations of 8.9 and 8.3 ft, respectively, from information provided by Town of Hempstead Department of Conservation & Waterways. Minimum elevation recorded, -5.0 ft, Dec. 12, 2000, Feb. 11, 2001, from information provided by Town of Hempstead Department of Conservation & Waterways.
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 11.67 ft, Oct. 29, 2012; minimum elevation, -5.52 ft, Mar. 9, 2005.