1. Potentiometric surface of the Manchester Aquifer, Arnold Air Force Base, Tennessee, 2002 Author/Creator: Robinson, John A. 1963- (John Adam) Publication/Creation: [Reston, Va.] : U.S. Geological Survey, [2005] Resource Type: Map Access & Availability: Loading
2. Predicted pH of groundwater in the Mississippi River Valley alluvial and Claiborne Aquifers, South-Central United States Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2020 Resource Type: Map Access & Availability: Loading