1. Potentiometric surface and water-level difference maps of selected confined aquifers in Southern Maryland and Maryland's eastern shore, 1975 ... Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
2. Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, September, 2006 Author/Creator: Kinnaman, Sandra L. Publication/Creation: Denver, Colo. : U.S. Geological Survey, Branch of Information Services [distributor]. Resource Type: Map Access & Availability: Loading
3. Potentiometric surface of the upper Floridan Aquifer, west-central Florida, September 2006 Author/Creator: Ortiz, A. G. Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Resource Type: Map Access & Availability: Loading
4. Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, May 2007 Author/Creator: Kinnaman, Sandra L. Publication/Creation: Denver, Colo. : Branch of Information Services [distributor]. Resource Type: Map Access & Availability: Loading
5. Potentiometric surface of the upper Floridan Aquifer, west-central Florida, May 2006 Author/Creator: Ortiz, A. G. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2007 Resource Type: Map Access & Availability: Loading
6. Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, September, 2005 Author/Creator: Kinnaman, Sandra L. Publication/Creation: [Orlando, Fla.?] : U.S. Geological Survey, 2006 Resource Type: Map Access & Availability: Loading
7. Potentiometric surface of the upper Floridan Aquifer, west-central Florida, September 2005 Author/Creator: Ortiz, A. G. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2006 Resource Type: Map Access & Availability: Loading
8. Potentiometric surface of the upper Floridan Aquifer, west-central Florida, May 2005 Author/Creator: Ortiz, A. G. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2006 Resource Type: Map Access & Availability: Loading
9. Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, May, 2005 Author/Creator: Kinnaman, Sandra L. Publication/Creation: [Tallahassee, Fla.?] : U.S. Geological Survey, 2005 Resource Type: Map Access & Availability: Loading
10. The difference between the potentiometric surfaces of the upper Patapsco Aquifer, September 1990 and September 1997 in Southern Maryland Author/Creator: Curtin, Stephen E. Publication/Creation: Denver, Colo. : Branch of Information Services [distributor]. Resource Type: Map Access & Availability: Loading