USGS Water-Year Summary 2024
390837075291402 DE A4-MW7S
LOCATION - Lat 39°08'36.7", long 75°29'13.9" referenced to North American Datum of 1983, Kent County, DE, Hydrologic Unit 02040207,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 17.5 ft. Upper casing diameter undefined; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 19.91 ft above North American Vertical Datum of 1988. Measuring point: Top of original well casing before locking cap was installed on 3/29/21, 0.27 ft below land-surface datum, UNDEFINED BEGIN DATE to Mar. 29, 2021; Top of yellow casing attached to locking cap, 0.12 ft below land-surface datum, Mar. 25, 2021 to present.
PERIOD OF RECORD - March 2021 to April 2023, August 2023 to present.
EXTREMES FOR PERIOD OF RECORD - The extremes in water levels for the period of record are 8.34 (Low) feet below land surface on multiple dates, with the first occurrence on September 30, 2022, and 1.52 (High) feet below land surface on April 1, 2021.