PROVISIONAL DATA SUBJECT TO REVISION
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LOCATION.--Lat 40°49'42.4", long
73°41'44.5" referenced to North American Datum of
1983, Nassau County, NY, Hydrologic Unit 02030201, at north
side of Charles Street near dead end, along west side of foot
path to Madison Street, at Stannards Brook Park, Port
Washington.
WELL CHARACTERISTICS.--Depth 400 ft. Upper casing diameter 4 in; top of first opening 355 ft, bottom of last opening 375 ft. Datum of gage is NGVD of 1929.
PERIOD OF RECORD.--March 1995 to July 2024.
GAGE.--Water-level recorder installed June 14, 2002; 15-minute recording interval. Periodic manual measurements made by USGS personnel.
REMARKS.--Water level affected by tidal fluctuation and nearby pumping.
EXTREMES FOR PERIOD OF RECORD.--Highest water level recorded, 12.37 ft above NGVD of 1929, Apr. 1, 2013; lowest recorded, 14.18 ft below above NGVD of 1929, July 10, 2002.
WELL CHARACTERISTICS.--Depth 400 ft. Upper casing diameter 4 in; top of first opening 355 ft, bottom of last opening 375 ft. Datum of gage is NGVD of 1929.
PERIOD OF RECORD.--March 1995 to July 2024.
GAGE.--Water-level recorder installed June 14, 2002; 15-minute recording interval. Periodic manual measurements made by USGS personnel.
REMARKS.--Water level affected by tidal fluctuation and nearby pumping.
EXTREMES FOR PERIOD OF RECORD.--Highest water level recorded, 12.37 ft above NGVD of 1929, Apr. 1, 2013; lowest recorded, 14.18 ft below above NGVD of 1929, July 10, 2002.
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