1. Altitude of the top of the Minnelusa Formation in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, Colo. : For sale by USGS Branch of Information Services Resource Type: Map Access & Availability: Loading
2. Altitude of the top of the Minnekahta Limestone in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, Colo. : For sale by USGS Branch of Information Services Resource Type: Map Access & Availability: Loading
3. Altitude of the top of the Madison Limestone in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, Colo. : For sale by USGS Branch of Information Services Resource Type: Map Access & Availability: Loading
4. Altitude of the top of the Inyan Kara Group in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, Colo. : For sale by USGS Branch of Information Services Resource Type: Map Access & Availability: Loading
5. Altitude of the top of the Deadwood Formation in the Black Hills area, South Dakota Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, Colo. : For sale by USGS Branch of Information Services Resource Type: Map Access & Availability: Loading
6. Altitude of the potentiometric surfaces, September 1995, and historical water-level changes in the Memphis and Fort Pillow aquifers in the Memphis area, Tennessee Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Memphis, Tennessee : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
7. Altitude of the potentiometric surface, 2000-15, and historical water-level changes in the Memphis aquifer in the Memphis area, Tennessee Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2018 Resource Type: Map Access & Availability: Loading
8. Alteration, slope-classified alteration, and potential lahar inundation maps of volcanoes for the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) volcanoes archive Author/Creator: Mars, John C., author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2015 Resource Type: Book Access & Availability: Loading