1. Nearshore bathymetric mapping along a 7-mile reach of Lake Sharpe shoreline near Lower Brule, South Dakota, 2013 Author/Creator: Thompson, Ryan F., cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 2014 Resource Type: Map Access & Availability: Loading
2. A new perspective on Mount St. Helens, dramatic landform change and associated hazards at the most active volcano in the Cascade Range Author/Creator: Ramsey, David W. Publication/Creation: [Reston, Va.] : U.S. Dept. of the interior, U.S. Geological Survey, 2008 Resource Type: Map Access & Availability: Loading
3. Newberry Volcano's youngest lava flows Author/Creator: Robinson, Joel E., cartographer Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, 1997 Resource Type: Map Access & Availability: Loading
4. Nitrate in ground water : using a model to simulate the probability of nitrate contamination of shallow ground water in the conterminous United States Author/Creator: Hitt, Kerie J. Publication/Creation: Reston, Va. : USGS National Water-Quality Assessment Program, 2005 Resource Type: Map Access & Availability: Loading