National Water-Quality Assessment (NAWQA) Program
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Showing results 451 to 476 of 609.
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Burkart, M.R., and Stoner, J.D., 2001, Nitrogen in groundwater associated with agricultural systems : in Follett, R.F. and Hatfield, J.L., eds., Chapter 6 Nitrogen in the Environment: Elsevier, p. 123-145. Available Online
Capel, Paul D., and Larson, Steven J., 2001, Effect of scale on the behavior of atrazine in surface waters: Environmental Science & Technology, vol. 35, no. 4, p. 648-657. doi: 10.1021/es001123m Available Online
Capel, Paul D., Larson, Steven J., and Winterstein, Thomas A., 2001, The behavior of 39 pesticides in surface waters as a function of scale: Hydrological Processes, vol. 15, p. 1251-1269. doi: 10.1002/hyp.212 Available Online
Capel, Paul D., Winterstein, Thomas A., Larson, Steven J., 2001, Selected data from field studies of pesticide runoff to surface waters: U.S.Geological Survey Water-Resources Investigations Report 00-4284, 70 p. Available Online
Clawges, Rick, Rowe, Barbara, and Zogorski, John, 2001, National survey of MTBE and other VOCs in community drinking-water sources: U.S. Geological Survey Fact Sheet FS-064-01, 4 p. Available Online
Daukantas, Patricia, 2001, Easy mapping, WEB viewer makes data warehouse simpler for everyone: Government Computer News, vol. 20, no. 32, p. 27-28.
Gilliom, Robert J., 2001, Pesticides in the hydrologic system-- what do we know and what's next: Hydrological Processes, vol. 15, p. 3197-3201. doi: 10.1002/hyp.501 Available Online
Gilliom, Robert J., Hamilton, Pixie A., and Miller, Timothy L., 2001, The National Water-Quality Assessment Program--Entering a new decade of investigations: U.S. Geological Survey Fact Sheet 071-01, 6 p. Available Online
Grandon, Ron (EESI), 2001, Sprawl leaves its footprint in water: Environmental and Energy Study Institute (EESI), May 2001, 2 p.
Hirsch, Robert M., Miller, Timothy L., and Hamilton, Pixie A., 2001, Using today's science to plan for tomorrow's water policies: Environment, vol. 43, no. 1, January/February 2001, 11 p.
Ivahnenko, Tamara, Grady, Stephen J., and Delzer, Gregory C., 2001, Design of a national survey of methyl tert-butyl ether and other volatile organic compounds in drinking-water sources: U.S. Geological Survey Open-File Report 01-271, 42 p. Available Online
Larson, Steven J., and Gilliom, Robert J., 2001, Regression models for estimating herbicide concentrations in U.S. streams from watershed characteristics: Journal of the American Water Resources Association, vol. 37, no. 5, p. 1349-1367. doi: 10.1111/j.1752-1688.2001.tb03644.x Available Online
Lopes, Thomas J., and Furlong, Edward T., 2001, Occurrence and potential adverse effects of semivolatile organic compounds in stream bed sediments, United States, 1992-95: Environment Toxicology and Chemistry, vol. 20 no. 4, p. 727-737. Available Online
McMahon, Gerard, Gregonis, Steven M., Waltman, Sharon W., Omernik, James M., Thorson, Thor D., Freeouf, Jerry A., Rorick, Andrew H., and Keys, James E., 2001, Developing a spatial framework of common ecological regions for the conterminous United States: Environmental Management, vol. 28, no. 3, p. 293-316. Available Online
Munn, Mark D., and Gilliom, Robert J., 2001, Pesticide toxicity index for freshwater aquatic organisms: U.S. Geological Survey Water-Resources Investigations Report 01-4077, 55 p. Available Online
Nolan, Bernard T., 2001, Relating nitrogen sources and aquifer susceptibility to nitrate in shallow ground waters of the United States: Ground Water, vol. 39, no. 2, p. 290-299. Available Online
Robertson, D.M., and Saad, D.A., 2001, Nutrient inputs to the Laurentian Great Lakes by source and watershed estimated using SPARROW watershed models: Journal of the American Water Resources Association, online 22Aug2011 in advance of print, 23 p. doi: 10.1111/j.1752-1688.2011.00574.x Available Online
Robertson, Dale M., Saad, David A., and Wieben, Ann M., 2001, An alternative regionalization scheme for defining nutrient criteria for rivers and streams: U.S. Geological Survey Water-Resources Investigations Report 01-4073, 57 p. Available Online
Rowe, Barbara L., Grady, Stephen, Zogorski, John, Koch, Bart, and Tratnyek, Paul, 2001, Initial findings: National survey of MTBE, other ether oxygenates, and other VOCs in community drinking-water sources: U.S. Geological Survey Open-File Report 01-399, 2' by 3' poster. Available Online
Sandstrom, Mark W., Stroppel, Max E., Foreman, William T., and Schroeder, Michael P., 2001, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory - determination of moderate-use pesticides and selected degradates in water by C-18 solid-phase extraction and gas chromatography/mass spectrometry : U.S. Geological Survey Water-Resources Investigations Report 2001-4098, 70 p. Available Online
Sauer, T.J., Alexander, R.B., Brahana, J.V., and Smith, R.A., 2001, The importance and role of watersheds in the transport of nitrogen: in Follett, R.F. and Hatfield, J.L., eds., Chapter 7 Nitrogen in the Environment: Elsevier, p. 147-181. Available Online
U.S. Geological Survey, 2001, Selected findings and current perspectives on urban and agricultural water quality by the National Water-Quality Assessment Program: U.S. Geological Survey Fact Sheet FS-047-01, 2 p. Available Online
U.S. Geological Survey, 2001, National Water-Quality (NAWQA) Assessment Program Study Areas, 1991-2001: Pamphlet advertisement for 1994 Study-Unit Summary Reports, 4 p.
Van Metre, P.C., Callender, Edward, Mahler, B.J., Wilson, J.T., and Dorsey, M.E., 2001, Differences in lake and reservoir sedimentation - Implications for sediment coring studies: Proceedings of the Seventh Interagency Sedimentation Conference, vol. 2, IX, p. 12-19.
Welch, Alan, Ryker, Sarah, Helsel, Dennis, and Hamilton, Pixie, 2001, Arsenic in ground water of the United States: An overview: Water Well Journal, February 2001, p. 30-33.
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