1. 3DFEMWATER/3DLEWASTE : numerical codes for delineating wellhead protection areas in agricultural regions based on the assimilative capacity criterion Publication/Creation: Athens, Ga. : Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency, [1992] Resource Type: Book Access & Availability: Loading
2. The computer model SHARP, a quasi-three-dimensional finite-difference model to simulate freshwater and saltwater flow in layered coastal aquifer systems Author/Creator: Essaid, Hedeff I., author Publication/Creation: Menlo Park, California : U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading
3. Effect of seasonal and long-term changes in stress on sources of water to wells Author/Creator: Reilly, Thomas E. Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Book Access & Availability: Loading
4. Estimates of tracer-based piston-flow ages of groundwater from selected sites : National Water-Quality Assessment Program, 1992-2005 Author/Creator: Hinkle, Stephen R., author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2010 Resource Type: Book Access & Availability: Loading
5. Estimates of tracer-based piston-flow ages of groundwater from selected sites : National Water-Quality Assessment Program, 1992-2005 Author/Creator: Hinkle, Stephen R., author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2010 Resource Type: Book Access & Availability: Loading
6. Estimates of tracer-based piston-flow ages of groundwater from selected sites : National Water-Quality Assessment Program, 2006-10 Author/Creator: Shapiro, Stephanie Dunkle, author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2012 Resource Type: Book Access & Availability: Loading
7. Estimates of tracer-based piston-flow ages of groundwater from selected sites : National Water-Quality Assessment Program, 2006-10 Author/Creator: Shapiro, Stephanie Dunkle, author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2012 Resource Type: Book Access & Availability: Loading
8. Fractured-rock aquifers understanding an increasingly important source of water Author/Creator: Shapiro, Allen M. Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2002] Resource Type: Book Access & Availability: Loading
9. Ground water contamination and protection : hearings before the Subcommittee on Toxic Substances and Environmental Oversight of the Committee on Environment and Public Works, United States Senate, Ninety-ninth Congress, first session Author/Creator: United States. Congress. Senate. Committee on Environment and Public Works. Subcommittee on Toxic Substances and Environmental Oversight Publication/Creation: Washington : U.S. G.P.O., 1985- Resource Type: Book Is Part Of: Selected Hearings, Senate Environment and Public Works Committee, 99th Congress, nos. 147-174. Access & Availability: Loading
10. Guidelines for evaluating ground-water flow models Author/Creator: Reilly, Thomas E. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : U.S. Geological Survey, Information Services [distributor], 2004 Resource Type: Book Access & Availability: Loading