1. Adequacy of available hydrogeologic data for evaluation of declining ground-water levels in the Fort Rock Basin, south-central Oregon Author/Creator: McFarland, William D., author Publication/Creation: Portland, Oregon : U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading
2. Águas subterrâneas Publication/Creation: São Paulo, Brazil : Associação Brasileira de Aguas Subterrâneas, 1978- Format: Journal, Newspaper or Serial Access & Availability: Loading
3. Altitude and configuration of the water-level surface in lower Paleozoic and Precambrian crystalline rocks in the Red Clay Creek Basin, Chester County, Pennsylvania, and New Castle County, Delaware, June through October 1989 and March 1990 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Harrisburg, Pennsylvania : United States Department of the Interior, U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
4. Analysis of the ground-water flow system, geochemistry, and underseepage in the vicinity of the Red Rock Dam near Pella, Iowa Author/Creator: Lucey, Keith J., author Publication/Creation: Iowa City, Iowa : U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading
5. Application of geophysical well log analysis to characterization of aquifers in the Sinai Region, Republic of Egypt Author/Creator: Paillet, F. L., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1990 Format: Book Access & Availability: Loading
6. Approximate water-level changes in wells completed in the Chicot and Evangeline aquifers, 1977-91 and 1990-91, and measured compaction, 1973- 90, in the Houston-Galveston region, Texas Author/Creator: Barbie, Dana L. Publication/Creation: [Reston, Va.] : U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
7. Availability of water from stratified-drift aquifers in the Farmington River valley, Simsbury, Connecticut Author/Creator: Melvin, Robert L., author Publication/Creation: Hartford, Connecticut : U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading
8. Background concentrations of selected radionuclides, organic compounds, and chemical constituents in ground water in the vicinity of the Idaho National Engineering Laboratory Author/Creator: Orr, Brennon R., author Publication/Creation: Idaho Falls, Idaho : U.S. Department of the Interior, U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading
9. Biological treatment of wood preserving site groundwater by BioTrol, Inc : applications analysis report Author/Creator: United States. Environmental Protection Agency. Office of Research and Development Publication/Creation: Washington, DC : U.S. Environmental Protection Agency, Office of Research and Development, [1991] Format: Book Access & Availability: Loading
10. Changes in chloride concentration in water from municipal wells that tap aquifers in rocks of Cambrian and Ordovician age in northeastern Illinois, 1915-84 Author/Creator: Balding, G. O., author Publication/Creation: Urbana, Illinois : U.S. Department of the Interior, U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading