USGS Water-Year Summary 2024
314330084005402 13M006
Floridan aquifer system
Upper Floridan Aquifer
LOCATION - Lat 31°43'30", long 84°00'51" referenced to North American Datum of 1927, Worth County, GA, Hydrologic Unit 03130006,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 123 ft. Upper casing diameter 4 in; top of first opening 63 ft, bottom of last opening 123 ft.
DATUM - Land-surface datum is 235.12 ft above North American Vertical Datum of 1988. Measuring point: mark on north side of recorder shelf,original beginning date 19820223, 1.0 ft above land-surface datum, Mar. 21, 1980 to Aug. 2, 2022; Mark on wooden shelf inside gage enclosure, 3.33 ft above land-surface datum, Oct. 11, 2016 to present. The land-surface datum was revised on March 11, 2024, based on a more accurate determination of land-surface datum. Land-surface datum is 235.12 feet above North American Vertical Datum of 1988. Prior to March 11, 2024, the land surface datum was 238 feet above National Vertical Datum of 1929.
PERIOD OF RECORD - March 25, 1980 to current year.
COOPERATION - Georgia Department of Natural Resources, Environmental Protection Division.