1. Machine-learning predictions of redox conditions in 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, 2021 Resource Type: Map Access & Availability: Loading
2. Map of the approximate inland extent of saltwater at the base of the Biscayne Aquifer in Miami-Dade County, Florida, 2018 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2019 Resource Type: Map Access & Availability: Loading
3. Map of the approximate inland extent of saltwater at the base of the Biscayne Aquifer in the Model Land area of Miami-Dade County, Florida, 2016 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2017 Resource Type: Map Access & Availability: Loading
4. Maps of estimated nitrate and arsenic concentrations for basin-fill aquifers of the Southwestern United States Author/Creator: Beisner, Kimberly R., cartographer Publication/Creation: Reston, Va. : U.S. Department of the Interior, U.S. Geological Survey, 2012 Resource Type: Map Access & Availability: Loading