USGS Water-Year Summary 2024
392521076154001 HA Dd 115 MD
Northern Atlantic Coastal Plain aquifer system
Quaternary Alluvium
LOCATION - Lat 39°25'21.90", long 76°15'40.15" referenced to North American Datum of 1983, Harford County, MD, Hydrologic Unit 02060003,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 2 ft. Upper casing diameter undefined; top of first opening -4.1 ft, bottom of last opening 2 ft.
DATUM - Land-surface datum is 1.33 ft above North American Vertical Datum of 1988. Measuring point: Top of 4-inch plastic instrument shelter, 4.1 ft above land-surface datum, Nov. 30, 2018 to present.
PERIOD OF RECORD - June 2019 to November 2021.
GAGE -
For Water Year 2021, records good. Partial Water-Year record, sensor removed.
For Water Year 2020, records good. Missing data due to sensor malfunction.
For Water Year 2019, records good.
EXTREMES FOR PERIOD OF RECORD - Highest, 1.95 feet above land surface datum; lowest 2.36 feet below land surface datum.