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Water-Year Summary for Site 403517073430702

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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
403517073430702 N 6702. 1
Northern Atlantic Coastal Plain aquifer system
Magothy Aquifer
LOCATION - Lat 40°35'17.0", long 73°43'04.5" referenced to North American Datum of 1983, Nassau County, NY, Hydrologic Unit 02030202, Located at pumping center, 0.1 mile west of end of Park Street, 300 feet north of Beech Street, in Eastern most recorder shelter, Atlantic Beach.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 677 ft. Upper casing diameter 4 in; top of first opening 666 ft, bottom of last opening 677 ft.
PERIOD OF RECORD - September 1959 to September 2010, July 2011 to October 2014, February 2015 to November 2015, and February 2016 to current year. Unpublished records for September 1959 to September 1975 are available in files of the U.S. Geological Survey.
GAGE - Water-level recorder installed October 2003; 15-minute recording interval. Periodic manual measurements made by USGS personnel.
REMARKS - Water level affected by tidal fluctuation and nearby pumping. Highest water-level recorded on October 29, 2012 attributed to tidal forcing from Hurricane Sandy storm tide.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 2.30 ft above NGVD of 1929, Oct. 29, 2012; lowest measured, 6.58 ft below NGVD of 1929, Nov. 30, 1972.