1. Altitude, depth, and thickness of the Galena-Platteville bedrock unit in the subcrop area of Illinois and Wisconsin Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
2. Hydrogeologic and geochemical characteristics of the Ogallala and White River aquifers, Cheyenne, Wyoming Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
3. Hydrogeology and hydrogeologic terranes of the Blue Ridge and Piedmont physiographic provinces in the eastern United States Author/Creator: Geological Survey (U.S.) Publication/Creation: [Denver, CO] : [For sale by Information Services]. Resource Type: Map Access & Availability: Loading
4. Potentiometric surface of the Deadwood Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
5. Potentiometric surface of the Inyan Kara Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
6. Potentiometric surface of the Madison Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
7. Potentiometric surface of the Minnekahta Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
8. Potentiometric surface of the Minnelusa Aquifer in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : Information Services [distributor] Resource Type: Map Access & Availability: Loading
9. Unconsolidated aquifers in Tompkins County, New York Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2000 Resource Type: Map Access & Availability: Loading
10. Water levels and ground-water discharge, regional aquifer system of the midwestern Basins and Arches Region, in parts of Indiana, Ohio, Illinois, and Michigan Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, Va. : The Survey, [1999, i.e. 2000] Resource Type: Map Access & Availability: Loading