USGS Water-Year Summary 2024
392521076154302 HA Dd 120 MD
Northern Atlantic Coastal Plain aquifer system
Talbot Formation
LOCATION - Lat 39°25'21", long 76°15'43" referenced to North American Datum of 1983, Harford County, MD, Hydrologic Unit 02060003,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 13.5 ft. Upper casing diameter 1 in; top of first opening 12.25 ft, bottom of last opening 13.25 ft.
DATUM - Land-surface datum is 1.39 ft above North American Vertical Datum of 1988. Measuring point: Top of 4-inch plastic instrument shelter, 2.9 ft above land-surface datum, Oct. 30, 2020 to present.
PERIOD OF RECORD - November 2020 to November 2021.
GAGE -
For Water Year 2021-2022; records fair. Missing record due to sensor malfunction.
EXTREMES FOR PERIOD OF RECORD - Highest recorded water level 1.39 feet above land surface on December 30, 2021. Lowest 0.82 feet below land surface on May 24, 2021.