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Water-Year Summary for Site 403727073154503

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
62610 Elevation, GW, NGVD29(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
403727073154503 S 21311. 1
Northern Atlantic Coastal Plain aquifer system
Magothy Aquifer
LOCATION - Lat 40°37'28", long 73°15'48" referenced to North American Datum of 1927, Suffolk County, NY, Hydrologic Unit 02030202, at Robert Moses State Park, in water treatment building, Fire Island.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 721 ft. Upper casing diameter 6 in; top of first opening 711 ft, bottom of last opening 721 ft. Datum of gage is NGVD of 1929.
PERIOD OF RECORD - February 1968 to current year. Unpublished records for November 1962 to September 1975 are available in files of the U.S. Geological Survey.
GAGE - Water-level recorder installed August 1984; 15-minute recording interval. Periodic manual measurements made by USGS personnel.
REMARKS - Water level affected by tidal fluctuation. Water-level recorded on October 29, 2012 attributed to tidal forcing from Hurricane Sandy storm tide. Cellular water-level telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 13.72 ft above NGVD 29, October 29, 2012; lowest measured, 5.35 ft above NGVD 29, February 23, 1972.