National Water-Quality Assessment (NAWQA) Program
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Showing results 1751 to 1776 of 2000.
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Hoos, A.B., and McMahon, Gerard, 2009, Spatial analysis of instream nitrogen loads and factors controlling nitrogen delivery to streams in the southeastern United States using spatially referenced regression on watershed attributes (SPARROW) and regional classification frameworks: Hydrological Processes, vol. 23, no. 16, p. 2275-2294. doi: 10.1002/hyp.7323 Available Online
Hopple, J.A., Delzer, G.C., and Kingsbury, J.A., 2009, Anthropogenic organic compounds in source water of selected community water systems that use groundwater, 2002-05: U.S. Geological Survey Scientific Investigations Report 2009-5200, 74 p. Available Online
Jagucki, M.L., Katz, B.G., Crandall, C.A., and Eberts, S.M., 2009, Assessing the vulnerability of public-supply wells to contamination - Floridan aquifer system near Tampa, Florida: U.S. Geological Survey Fact Sheet 2009-3062, 6 p. Available Online
Jagucki, Martha L., Jurgens, Bryant C., Burow, Karen R., and Eberts, Sandra M., 2009, Assessing the vulnerability of public-supply wells to contamination - Central Valley aquifer system near Modesto, California: U.S. Geological Survey Fact Sheet 2009-3036, 6 p. Available Online
Johnson, M.R., Clark, J.M., Dickinson, R.G. Sanocki, C.A., and Tranmer A.W., 2009, Riparian land use/land cover data for three study units in group II of the nutrient enrichment effects topical study of the National Water-Quality Assessment Program: U.S. Geological Survey Data Series 2009-483, 6 p. Available Online
Jurgens, B.C., Fram, M.S., Belitz, K., Burow, K.R., and Landon, M.K., 2009, Effects of groundwater development on uranium: Central Valley, California: Ground Water, on-line only in advance of print, 16 p. Available Online
Jurgens, Bryant C., McMahon, Peter B., Chapelle, Francis H., and Eberts, Sandra M., 2009, An Excel® workbook for identifying redox processes in ground water: U.S. Geological Survey Open-File Report 2009-1004, 8 p. Available Online
Katz, B.G., McBride, W.S., Hunt, A.G., Crandall, C.A., Metz, P.A., Eberts, S.M., and Berndt, M.P., 2009, Vulnerability of a public supply well in a karstic aquifer to contamination: Ground Water, vol. 47, no. 3, p. 438-452. Available Online
Kennen, Jonathan G., Riva-Murray, Karen, and Beaulieu, Karen M., 2009, Determining hydrologic factors that influence stream macroinvertebrate assemblages in the northeastern US: Ecohydrology, vol. 3, no. 1, p. 88-106. doi: 10.1002/eco.99 Available Online
Linard, J.I., Wolock, D.M., Webb, R.M.T., and Wieczorek, M.E., 2009, Identifying hydrologic processes in agricultural watersheds using precipitation-runoff models: U.S. Geological Survey Scientific Investigations Report 2009-5126, 22 p. Available Online
Lindsey, B.D., Berndt, M.P., Katz, B.G., Ardis, A.F., and Skach, K.A., 2009, Factors affecting water quality in selected carbonate aquifers in the United States, 1993-2005: U.S. Geological Survey Scientific Investigations Report 2008-5240, 117 p. Available Online
Lorenz, D.L., Robertson, D.M., Hall, D.W., and Saad, D.A., 2009, Trends in streamflow and nutrient and suspended-sediment concentrations and loads in the Upper Mississippi, Ohio, Red, and Great Lakes River Basins, 1975-2004: U.S. Geological Survey Scientific Investigations Report 2008-5213, 81 p. Available Online
Martin, J.D., 2009, Sources and preparation of data for assessing trends in concentrations of pesticides in streams of the United States, 1992-2006: U.S. Geological Survey Scientific Investigations Report 2009-5062, 41 p. Available Online
Martin, J.D., Stone, W.W., Wydoski, D.S., and Sandstrom, M.W., 2009, Adjustment of pesticide concentrations for temporal changes in analytical recovery, 1992-2006: U.S. Geological Survey Scientific Investigations Report 2009-5189, 24 p. Available Online
Marvin-DiPasquale, M.C., Lutz, M.A., Brigham, M.E., Krabbenhoft, D.P., Aiken, G.R., Orem, W.R., and Hall, B.D., 2009, Mercury cycling in stream ecosystems- 2. Benthic methylmercury production and bed sediment pore water partitioning: Environmental Science and Technology, vol. 43, no. 8, p. 2726-2732. doi: 10.1021/es802698v Available Online
McCarthy, K.A., and Capel, P.D., 2009, A whole-system approach to understanding agricultural chemicals in the environment: U.S. Geological Survey Fact Sheet 2009-3042, 6 p., on-line only. Available Online
McCarthy, K.A., and Johnson, H.M., 2009, Effect of agricultural practices on hydrology and water chemistry in a small irrigated catchment, Yakima River basin, Washington: U.S. Geological Survey Scientific Investigations Report 2009-5030, 22 p. Available Online
McMahon, P.B., Cowdery, T.K., Chapelle, F.H., and Jurgens, B.C., 2009, Redox conditions in selected principal aquifers of the United States: U.S. Geological Survey Fact Sheet 2009-3041, 6 p. Available Online
Meador, Michael R., and Carlisle, Daren M., 2009, Predictive models for fish assemblages in eastern U.S. streams: Transactions of the American Fisheries Society 138:725-740, 2009, 16 p. doi: 10.1577/T08-132.1 Available Online
Moring, J.B., 2009, Effects of urbanization on the chemical, physical, and biological characteristics of small Blackland Prairie streams in and near the Dallas-Fort Worth metropolitan area, Texas: U.S. Geological Survey Scientific Investigations Report 2006-5101-C, 31 p. Available Online
Mullaney, J.R., Lorenz, D.L., Arntson, A.D., 2009, Chloride in groundwater and surface water in areas underlain by the glacial aquifer system, northern United States: U.S. Geological Survey Scientific Investigations Report 2009-5086, 41 p. Available Online
Musgrove, MaryLynn, Fahlquist, Lynne, Houston, N.A., Lindgren, R.J., and Ging, P.B., 2009, Geochemical evolution processes and water-quality observations based on results of the National Water-Quality Assessment Program in the San Antonio segment of the Edwards aquifer, 1996-2006: U.S. Geological Survey Scientific Investigations Report 2010-5129, 93 p. Available Online
Nowell, L.H., Crawford, C.G., Gilliom, R.J., Nakagaki, N., Stone, W.W., Thelin, G.P., Wolocks, D.M., 2009, Regression models for explaining and predicting concentrations of organochlorine pesticides in fish from streams in the United States: Environmental Toxicology and Chemistry, vol. 28, no. 6, p. 1346-1358. doi: 10.1897/08-508.1 Available Online
Preston, Stephen D., Alexander, Richard B., Woodside, Michael D., and Hamilton, Pixie A., 2009, SPARROW modeling - Enhancing understanding of the Nation's water quality: U.S. Geological Survey Fact Sheet 2009-3019, 6 p. Available Online
Robertson, Dale M., Schwarz, Gregory E., Saad, David A., and Alexander, Richard B., 2009, Incorporating uncertainty into the ranking of SPARROW model nutrient yields from the Mississippi/Atchafalaya River Basin watersheds: Journal of the American Water Resources Association, vol. 45, no. 2, April 2009, p. 534-549. doi: 10.1111/j.1752-1688.2009.00310.x Available Online
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