TY - MAP T1 - Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, May 1999 DA - 1999. CY - [Tallahassee, Fla.?] : AU - Bradner, L. A. AU - Knowles, Leel. VL - 99-608 CN - I 19.76 PB - U.S. Dept. of the Interior, U.S. Geological Survey, PP - [Tallahassee, Fla.?] : PY - 1999. N1 - "Prepared in cooperation with St. Johns River Water Management District, South Florida Water Management District, Southwest Florida Water Management District." ID - 256082 KW - Water table KW - Groundwater TI - Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, May 1999 ER -