11. Potentiometric surface of the Magothy aquifer in southern Maryland, September 1989 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading
12. Potentiometric-surface map of the Coffee Sand aquifer in northeastern Mississippi, August through December 1987 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Jackson, Mississippi : U.S. Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading
13. Potentiometric-surface map of the Eutaw-McShan aquifer in northeastern Mississippi, August through December 1987 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Jackson, Mississippi : U.S. Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading
14. Reconnaissance of ground-water resources of the Fort Peck Indian Reservation, northeastern Montana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Helena, Montana : U.S. Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading
15. Surface-water resources of the Columbia Plateau in parts of Washington, Oregon and Idaho Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading
16. Water-quality survey of the Barataria Basin Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Baton Rouge, Louisiana : U.S. Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading
17. Withdrawals from the Edwards-Trinity aquifer system and contiguous hydraulically connected units, west-central Texas, December 1974 through March 1977 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Austin, Texas : U.S. Department of the Interior, U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading