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 Resource Type: Map Access & Availability: Loading
2. Pesticide transformation products : fate and significance in the environment Publication/Creation: Washington, DC : American Chemical Society, 1991 Resource Type: Book Access & Availability: Loading
3. 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, author Publication/Creation: [Buffalo, New York] : William S. Hein & Co., [2012] Resource Type: Book Access & Availability: Loading
4. 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.. Resource Type: 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
5. 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 Resource Type: Book Access & Availability: Loading
6. 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 Resource Type: Book Access & Availability: Loading
7. Potential for ground-water development in central Volusia County, Florida Author/Creator: Kimrey, Joel O. 1931- (Joel Otto), author Publication/Creation: Tallahassee, Florida : U.S. Geological Survey, 1990 Resource Type: Book Access & Availability: Loading
8. Potentiometric surface of the alluvial aquifer and hydrologic conditions in the Santa Isabel-Juana Diaz area, Puerto Rico, March to April, 1987 Author/Creator: Geological Survey (U.S.). Water Resources Division. Caribbean District, cartographer Publication/Creation: San Juan, P.R. : Department of the Interior, U.S. Geological Survey, Water Resources Division, Caribbean District, 1990 Resource Type: Map Access & Availability: Loading
9. Potentiometric surface of the alluvial aquifer and hydrologic conditions near Gurabo and Juncos, Puerto Rico, March 1988 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: San Juan, Puerto Rico : U.S. Department of the Interior, U.S. Geological Survey, 1990 Resource Type: Map Access & Availability: Loading
10. Potentiometric surface of the Aquia aquifer in southern Maryland during September 1988 Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Towson, Maryland : Department of the Interior, U.S. Geological Survey, 1990 Resource Type: Map Access & Availability: Loading