English: Aquifers and composite and confining units of the Floridan aquifer system, southeastern United States.
Date
Source
Williams, L.J., and Kuniansky, E.L., 2015, Revised Hydrogeologic Framework of the Upper Floridan aquifer in Alabama, Georgia, South Carolina, and Florida: U.S. Geological Survey Professional Paper 1807, 140 p.,
https://dx.doi.org/10.3133/pp1807.