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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
375213076190208 60L 34 SOW 216G
Northern Atlantic Coastal Plain aquifer system
Calvert Formation
Calvert Formation
LOCATION - Lat 37°52'12.29", long 76°19'03.64" referenced to North American Datum of 1927, Northumberland County, VA, Hydrologic Unit 02080102, 2 mi east of intersection of U.S. Highway 360 and State Highway 200, 3 mi west of Reedville.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 341.07 ft. Upper casing diameter 4.5 in; top of first opening 279 ft, bottom of last opening 341.07 ft.
DATUM - Land-surface datum is 109 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF CASING, 2.11 ft above land-surface datum, Mar. 15, 2012 to present.
PERIOD OF RECORD - March 2012 to current year.
GAGE - Electronic data logger and pressure transducer, 15-minute record interval. Prior to Aug. 22, 2013, occasional measurement with chalked tape by Virginia Department of Environmental Quality - Water Division personnel.
COOPERATION - Records provided by the Virginia Department of Environmental Quality - Water Division.
REMARKS - Well is located in Calvert Formation of Middle Miocene age.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 95.57 ft below land-surface datum, May 2, 2014; lowest measured, 97.82 ft below land-surface datum, Nov. 29, 2012.
