11. Sources of water and nitrogen to the Widefield Aquifer, southwestern El Paso County, Colorado Author/Creator: Edelmann, Patrick, author Publication/Creation: Lakewood, Colorado : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
12. Statistical analyses of flood frequency, low-flow frequency, and flow duration of streams in the Philadelphia area, Pennsylvania Author/Creator: Voytik, Andrew, author Publication/Creation: Harrisburg, Pennsylvania : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
13. Statistical summary and evaluation of the quality of surface water in the Colorado River Basin, 1973-82 water years Author/Creator: Andrews, Freeman L., author Publication/Creation: Austin, Texas : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
14. Summary of hydrologic information for the Denver coal region, Colorado Author/Creator: Norris, J. Michael, author Publication/Creation: Lakewood, Colorado : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
15. Summary of northern Atlantic Coastal Plain hydrology and its relation to disposal of high-level radioactive waste in buried crystalline rock : a preliminary appraisal Author/Creator: Lloyd, Orville B., author Publication/Creation: Raleigh, North Carolina : U.S. Geological Survey, 1985 Resource Type: Book Access & Availability: Loading
16. Surficial aquifer system in eastern Lee County, Florida Author/Creator: Boggess, Durward H., author Publication/Creation: Tallahassee, Florida : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading