1. Machine-readable files developed for the High Plains Regional Aquifer-System analysis in parts of Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming Author/Creator: Ferrigno, Carmelo F., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading
2. Magnitude and extent of arsenic and thallium concentrations in ground water and sediments at the Charleston Naval Complex, North Charleston, South Carolina, 1994-99 Author/Creator: Mirecki, June E. (June Elizabeth), author Publication/Creation: Columbia, South Caroline : U.S. Department of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
3. Magnitude, extent, and potential sources of nitrate in ground water in the Gallatin Local Water Quality District, southwestern Montana, 1997-98 Author/Creator: Kendy, Eloise, author Publication/Creation: Helena, MT : U.S. Department of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading
4. Major geochemical processes related to the hydrology of the Madison aquifer system and associated rocks in parts of Montana, South Dakota, and Wyoming Author/Creator: Busby, John F., author Publication/Creation: Denver, Colorado : U.S. Geological Survey, 1983 Resource Type: Book Access & Availability: Loading
5. Map of the Carpinteria area and vicinity, Santa Barbara County, California : showing water-level contours for March 1982 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Sacramento, CA : Department of the Interior, United States Geological Survey, 1984 Resource Type: Map Access & Availability: Loading
6. Map showing the difference between the potentiometric surfaces of the Magothy aquifer of September 1975 and September 1982 in Southern Maryland Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
7. Map showing the potentiometric surface of the Magothy aquifer in Southern Maryland, September 1982 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : United States Department of the Interior, Geological Survey, 1982 Resource Type: Map Access & Availability: Loading
8. Map showing water-table conditions and stream-aquifer interaction in the Hunt-Annaquatucket-Pettaquamscutt Aquifer, central Rhode Island, October 7-9, 1996 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Marlborough, Massachusetts : U.S. Department of the Interior, U.S. Geological Survey, 1997 Resource Type: Map Access & Availability: Loading
9. Maps of the Bonsall area of the San Luis Rey River Valley, San Diego County, California showing geology, hydrology, and ground-water quality Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
10. Maps of the Bonsall area of the San Luis Rey River Valley, San Diego County, California showing geology, hydrology, and ground-water quality Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Sacramento, Calif.] : Department of the Interior, United States Geological Survey, 1985 Resource Type: Map Access & Availability: Loading