21. Louisiana ground-water map no. 13 : hydrogeologic and potentiometric surface, October 1996, of the Sparta Aquifer in northern Louisiana Author/Creator: Brantly, Jeffrey A. Publication/Creation: Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Map Access & Availability: Loading
22. Louisiana ground-water map no. 12 : potentiometric surface of the Chicot Aquifer system in southwestern Louisiana, June 2000 Author/Creator: Lovelace, John K. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading
23. Louisiana ground-water map no. 11 : potentiometric surface, spring, 1993, and water-level changes, 1987-93, of the Gonzales-New Orleans Aquifer in southeastern Louisiana Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Baton Rouge, La.] : U.S. Department of the Interior, U.S. Geological Survey, 1995 Resource Type: Map Access & Availability: Loading
24. Hydrology of the unconfined Kirkwood-Cohansey Aquifer System, Forked River and Cedar, Oyster, Mill, Westecunk, and Tuckerton Creek Basins and adjacent basins in the southern Ocean County area, New Jersey, 1998-99 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2004 Resource Type: Map Access & Availability: Loading
25. Hydrology of the unconfined Kirkwood-Cohansey Aquifer System, Forked River and Cedar, Oyster, Mill, Westecunk, and Tuckerton Creek Basins and adjacent basins in the southern Ocean County area, New Jersey, 1998-99 Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2004 Resource Type: Map Access & Availability: Loading
26. Hydrology and water quality of the Oljato alluvial aquifer, Monument Valley area, Utah and Arizona Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Salt Lake City, Utah : U.S. Department of the Interior, U.S. Geological Survey, 1999 Resource Type: Map Access & Availability: Loading
27. Hydrologic maps of the High Plains Aquifer, southwestern Kansas, January 1986 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Lawrence, Kansas : Department of the Interior, U.S. Geological Survey, 1988 Resource Type: Map Access & Availability: Loading
28. Hydrogeologic interpretations from available ground-water data, Tutuila, American Samoa Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1999 Resource Type: Map Access & Availability: Loading
29. Hydrogeologic framework and potentiometric surface of the Williamson Creek Aquifer "B" sand in the Fort Polk area, Vernon Parish, Louisiana, March 1997 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2001 Resource Type: Map Access & Availability: Loading
30. Hydrogeologic framework and ground-water levels, 1982 and 1996, middle Humboldt River Basin, north-central Nevada Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1999 Resource Type: Map Access & Availability: Loading