USGS Water-Year Summary 2024
364335076231601 59B 26
Northern Atlantic Coastal Plain aquifer system
Quaternary System
LOCATION - Lat 36°43'34.93", long 76°23'15.94" referenced to North American Datum of 1983, Chesapeake City, VA, Hydrologic Unit 02080208,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 4.80 ft. Upper casing diameter undefined; top of first opening -0.2 ft, bottom of last opening 4.8 ft.
DATUM - Land-surface datum is 11.97 ft above North American Vertical Datum of 1988. Measuring point: TOP OF CASING, 2.0 ft above land-surface datum, Oct. 6, 2014 to Mar. 9, 2015; TOP OF CASING, 0.1 ft above land-surface datum, Mar. 8, 2015 to Jul. 19, 2021; Top of casing, 0.19 ft above land-surface datum, Jul. 14, 2021 to present.
PERIOD OF RECORD - Discrete water level measurements were made from October 6, 2014 to October 7, 2020.
Continuous water level collected November 19, 2014 to March 7, 2017.
GAGE - Electronic data logger and pressure transducer, 15-minute record interval. Update: Pressure transducer was removed on Nov. 30, 2017; site is no longer continuous.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 3.33 ft above land-surface datum, Oct. 9, 2016; lowest recorded, 2.81 ft below land-surface datum, Aug. 30, 2015.