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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
364352076005401 62B 9
Northern Atlantic Coastal Plain aquifer system
Pliocene Series
Pliocene Series
LOCATION - Lat 36°43'53.05", long 76°00'52.63" referenced to North American Datum of 1983, Virginia Beach City, VA, Hydrologic Unit 03010205, 0.2 mi east on Flannagans Lane from the intersection of Flannagans Lane and Princess Anne Road.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 67 ft. Upper casing diameter 3 in; top of first opening 52 ft, bottom of last opening 62 ft. Drilled water well, screened 52 to 62 ft.
DATUM - Land-surface datum is 10.7 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF PVC CASING, INDICATED BY BLACK MARK ON CASING, 1.94 ft above land-surface datum, Nov. 29, 1999 to present.
PERIOD OF RECORD - 1981, November 1999 to current year. Unpublished records available prior to October 2002 in files of the USGS.
GAGE - Electronic data logger and pressure transducer, 60-minute record interval. Prior to Feb. 11, 2004, occasional measurement with chalked tape by USGS personnel.
REMARKS - Well is located in Yorktown confining unit of Pliocene age.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 1.83 ft below land-surface datum, Oct. 9, 2016; lowest measured, 11.05 ft below land-surface datum, Nov. 7, 2001.
