USGS Water-Year Summary 2024
320122080510204 39Q003
Floridan aquifer system
Upper Floridan Aquifer
LOCATION - Lat 32°01'22", long 80°51'02" referenced to North American Datum of 1927, Chatham County, GA, Hydrologic Unit 03060204, 0.7 miles north of Tybee Island, GA
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 600 ft. Upper casing diameter 10 in; top of first opening 129 ft, bottom of last opening 600 ft.
DATUM - Land-surface datum is 7 ft above National Geodetic Vertical Datum of 1929. Measuring point: top of recorder shelf, 2 ft above land-surface datum, Mar. 2, 2006 to present.
PERIOD OF RECORD - May 7, 1962 to current year.
COOPERATION - Georgia Department of Natural Resources, Environmental Protection Division.