1. Hydrology of the Great Plains aquifer system in Nebraska, Colorado, Kansas, and adjacent areas Author/Creator: Helgesen, John O., author Publication/Creation: Washington : U.S. Department of the Interior, U.S. Geological Survey, 1993 Resource Type: Book Access & Availability: Loading
2. Hydrology of the Great Plains aquifer system in Nebraska, Colorado, Kansas, and adjacent areas Author/Creator: Helgesen, John O. Publication/Creation: Washington : U.S. G.P.O., 1993 Resource Type: Book Access & Availability: Loading
3. Hydrogeologic and water-quality characteristics of the Ironton-Galesville aquifer, southeast Minnesota Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [St. Paul, Minn.] : United States Department of the Interior, Geological Survey, 1984 Resource Type: Map Access & Availability: Loading
4. Hydrogeologic and water-quality characteristics of the Prairie du Chien-Jordan aquifer, southeast Minnesota Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: St. Paul, Minnesota : United States Department of the Interior, Geological Survey, 1983 Resource Type: Map Access & Availability: Loading
5. Hydrogeologic and water-quality characteristics of the Mount Simon-Hinckley aquifer, southeast Minnesota Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: St. Paul, Minnesota : United States Department of the Interior, Geological Survey, 1983 Resource Type: Map Access & Availability: Loading
6. Hydrogeologic and water-quality characteristics of the St. Peter aquifer, southeast Minnesota Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: St. Paul, Minnesota : United States Departmenr of the Interior, Geological Survey, 1983 Resource Type: Map Access & Availability: Loading
7. Designation of principal water-supply aquifers in Minnesota Author/Creator: Adolphson, D. G. 1928- (Donald G.), author Publication/Creation: St. Paul, Minnesota : U.S. Geological Survey, 1981 Resource Type: Book Access & Availability: Loading
8. Digital models of a glacial outwash aquifer in the Pearl-Sallie lakes area, west-central Minnesota Author/Creator: Larson, S. P., author Publication/Creation: St. Paul, Minnesota : U.S. Geological Survey, 1975 Resource Type: Book Access & Availability: Loading