1. Percentage change in saturated thickness of the High Plains aquifer, west-central Kansas, 1950 to average 1988-90 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Lawrence, Kansas : U.S. Department of the Interior, U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
2. Pesticides in groundwater : hearing before the Subcommittee on Oversight and Investigations of the Committee on Energy and Commerce, House of Representatives, One Hundred Second Congress, first session, May 8, 1991 Author/Creator: United States. Congress. House. Committee on Energy and Commerce. Subcommittee on Oversight and Investigations Publication/Creation: For sale by the Supt. of Docs., Congressional Sales Office, U.S. G.P.O.. Format: Book Is Part Of: Bound with: Y 4.EN 2/3:102/9-15 ; Telemarketing/privacy issues :hearing before the Subcommittee on Telecommunications and Finance of the Committee on Energy and Commerce, House of Representatives, One Hundred Second Congress, first session, on H.R. 1304 and H.R. 1305, bills to amend the Communications Act of 1934 to regulate the use of telephones in making commercial solicitations and to protect the privacy rights of subscribers, April 24, 1991. Access & Availability: Loading
3. Plan of study for the regional aquifer-system analysis of the Appalachian Valley and Ridge, Piedmont, and Blue Ridge physiographic provinces of the eastern and southeastern United States, with a description of study-area geology and hydrogeology Author/Creator: Swain, Lindsay A., author Publication/Creation: Richmond, Virginia : U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading
4. Plan to evaluate the effects of hydrogeologic conditions and human activities on water quality in the coastal plain of New York and New Jersey Author/Creator: Vowinkel, Eric F., author Publication/Creation: West Trenton, New Jersey : U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading
5. Potentiometric surface of the Aquia aquifer in southern Maryland, September 1989 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
6. Potentiometric surface of the Magothy aquifer in southern Maryland, September 1989 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
7. Potentiometric-surface map of the Coffee Sand aquifer in northeastern Mississippi, August through December 1987 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Jackson, Mississippi : U.S. Department of the Interior, U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
8. Potentiometric-surface map of the Eutaw-McShan aquifer in northeastern Mississippi, August through December 1987 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Jackson, Mississippi : U.S. Department of the Interior, U.S. Geological Survey, 1991 Format: Map Access & Availability: Loading
9. Predevelopment hydrology of the Salt River Indian Reservation, East Salt River Valley, Arizona Author/Creator: Thomsen, B. W., 1926- author Publication/Creation: Tucson, Arizona : U.S. Geological Survey, 1991 Format: Book Access & Availability: Loading
10. Preliminary evaluation of the hydrogeology and groundwater quality of the Mississippi River Valley alluvial aquifer and the Memphis aquifer at the Tennessee Valley Authority Allen power plants, Memphis, Shelby County, Tennessee Author/Creator: Carmichael, J. K., author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2018 Format: Book Access & Availability: Loading
11. Protecting local ground-water supplies through wellhead protection Publication/Creation: [Washington, D.C.] : U.S. Environmental Protection Agency, Office of Water, [1991] Format: Book Access & Availability: Loading