1. 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
2. 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
3. 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
4. Hydrogeology and ground-water flow at Levee 31N, Miami-Dade County, Florida, July 2003 to May 2004 Author/Creator: Cunningham, Kevin J. 1953- (Kevin John) Publication/Creation: [Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey, 2004 Resource Type: Map Access & Availability: Loading
5. Hydrogeology and potentiometric surface of the Dublin and Midville aquifer systems in Richmond County, Georgia, January 2007 Author/Creator: Williams, Lester J. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2007 Resource Type: Map Access & Availability: Loading