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Water-Year Summary for Site 405743072425701

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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.
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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
405743072425701 S 4271. 1
Northern Atlantic Coastal Plain aquifer system
Glacial Aquifer, Upper
LOCATION - Lat 40°57'43", long 72°42'57" referenced to North American Datum of 1927, Suffolk County, NY, Hydrologic Unit 02030202, at Long Island Research Farm, east of Horton Avenue, south of Sound Avenue, Riverhead.
WELL CHARACTERISTICS - Depth 105 ft. Upper casing diameter 4 in; top of first opening 100 ft, bottom of last opening 105 ft. Measuring point is 99.94 ft above NGVD of 1929, 0.36 ft below land-surface datum.
PERIOD OF RECORD - August 1945 to current year.
GAGE - Water-level recorder installed November 2006; 15-minute recording interval. Periodic manual measurements made by USGS personnel.
REMARKS - Satellite water-level telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 15.43 ft above NGVD of 1929, June 3, 2010; lowest measured, 8.16 ft above NGVD of 1929, Sept. 5, 1966.