National Water-Quality Assessment (NAWQA) Program
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Showing results 526 to 551 of 2000.
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Maluk, Terry L., 2000, Spatial and seasonal variability of nutrients, pesticides, bacteria, and suspended sediment in the Santee River Basin and Coastal Drainages, North and South Carolina, 1995-97: U.S. Geological Survey Water-Resources Investigations Report 00-4076, 46 p. Available Online
Bradley, Paul M., Burns, Douglas A., Riva-Murray, Karen, Brigham, Mark E., Button, Daniel T., Chasar, Lia C., Marvin-DiPasquale, Mark, Lowery, Mark A., and Journey, Celeste A., 2011, Spatial and seasonal variability of dissolved methylmercury in two stream basins in the eastern United States: Environmental Science and Technology, vol. 46, no. 6, p. 2048-2055. doi: 10.1021/es103923j Available Online
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
Preston, S.D., Alexander, R.B., and Wolock, D.M., 2011, SPARROW modeling to understand water-quality conditions in major regions of the United States: A featured collection introduction: Journal of the American Water Resources Association, online 22Aug2011, 4 p. doi: 10.1111/j.1752-1688.2011.00585.x 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
Anning, D.W., Thiros, S.A., Bexfield, L.M., McKinney, T.S., and Green, J.M., 2009, Southwest principal aquifers regional ground-water quality assessment: U.S. Geological Survey Fact Sheet 2009-3015, 4 p. Available Online
Tate, C.M., Dennehy, K.F., and Luft, G., 1999, South Platte River--Lifeline of a region: U.S. Geological Survey Open-File Report 99-56, video. Available Online
Dennehy, Kevin F., Litke, David W., Tate, Cathy M., and Heiny, Janet S., 1993, South Platte River Basin, Colorado, Nebraska, and Wyoming: American Water Resources Association Water Resources Bulletin July/August 1993, vol. 29, no. 4, p. 647-683. doi: 10.1111/j.1752-1688.1993.tb03231.x Available Online
Kalkhoff, Steven, and Capel, P.D., 2005, South Fork Iowa River watershed selected for a national water-quality study: U.S. Geological Survey Fact Sheet 2005-3064, 2 p. Available Online
Hoos, Anne B., Robinson, John A., Aycock, Robert A., Knight, Rodney, R., and Woodside, Michael D., 2000, Sources, instream transport, and trends of nitrogen, phosphorus, and sediment in the Lower Tennessee River Basin, 1980-96: U.S. Geological Survey Water-Resources Investigations Report 99-4139, 96 p. Available Online
Van Metre, P.C., Wilson, J.T., and Kimball, B., 2006, Sources of polychlorinated biphenyls to Devil's Swamp Lake, Louisiana: U.S. Geological Survey Scientific Investigations Report 2006-5301, 51 p. Available Online
Thiros, S.A., and Manning, A.H, 2004, Sources of ground water used for public supply in Salt Lake Valley, Utah, and relation to water quality: in L.E. Spangler, ed., Ground water in Utah--resource, protection, and remediation: Utah Geological Association Publication 31, 2004 Field Symposium September 24-25, 2004, p. 143-159.
Robertson, Dale M., 1996, Sources and transport of phosphorus in the Western Lake Michigan Drainages: U.S. Geological Survey Fact Sheet 208-96, 4 p. Available Online
Martin, J.D. Eberle, M.,and Nakagaki, N., 2011, Sources and preparation of data for assessing trends in concentrations of pesticides in streams of the United States, 1992-2010: U.S. Geological Survey Data Series 655, 23 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
Ivahnenko, Tamara, and Zogorski, John S., 2006, Sources and occurrence of chloroform and other trihalomethanes in drinking-water supply wells in the United States, 1986-2001: U.S. Geological Survey Scientific Investigations Report 2006-5015, 13 p. Available Online
Litke, David W., 1996, Sources and loads of nutrients in the South Platte River, Colorado and Nebraska, 1994-95: U.S. Geological Survey Water-Resources Investigations Report 96-4029, 31 p. Available Online
Rebich, R.A., Houston, N.A., Mize, S.V., Pearson, D.K., Ging, P.B., and Hornig, C.E., 2011, Sources and delivery of nutrients to the northwestern Gulf of Mexico from streams in the South-Central United States: Journal of the American Water Resources Association, online 22Aug2011 in advance of print, 26 p. doi: 10.1111/j.1752-1688.2011.00583.x Available Online
Alexander, R.B., Smith, R.A., Focazio, M.J., and Horn, M.A., 1999, Source-Area Characteristics of Large Public Surface-Water Supplies in the Conterminous United States: An Information Resource for Source-Water Assessment: U.S. Geological Survey Fact Sheet FS-160-99, no pagination. Available Online
Alexander, Richard B., Smith, Richard A., Focazio, Michael J., and Horn, Marillee A., 1999, Source-area characteristics of large public surface- water supplies in the conterminous United States: An information resource for source-water assessment: U.S. Geological Survey Open-File Report 99-248, CD-ROM. Available Online
Pankow, J.F., Asher, W.E., and Zogorski, J.S., 2006, Source apportionment modeling of volatile organic compounds in streams: Environmental Toxicology and Chemistry, vol. 25, no. 4, p. 921-932. Available Online
McMahon, P.B., Bohlke, J.K., Kauffman, L.J., Kipp, K.L., Landon, M.K., Crandall, C.A., Burow, K.R., and Brown, C.J., 2008, Source and transport controls on the movement of nitrate to public supply wells in selected principal aquifers of the United States: Water Resources Research, vol. 44, W04401, 17 p. doi: 10.1029/2007WR006252 Available Online
Moore, R.B., Johnston, C.M., Smith, R.A., and Milstead, B., 2011, Source and delivery of nutrients to receiving waters in the Northeastern and Mid-Atlantic regions of the United States: Journal of the American Water Resources Association, online 22Aug2011 in advance of print, 26 p. doi: 10.1111/j.1752-1688.2011.00582.x Available Online
McMahon, P.B., 1995, Some bacteria are beneficial!: U.S. Geological Survey Fact Sheet 102-95, 2 p. Available Online
Burkart, M., Kolpin, D.W., Jaquis, R., and Cole, K, 2001, Soil characteristics and agrichemicals in groundwater of the Midwestern United States: Water Science and Technology, vol. 43, no. 9, p. 251-260. Available Online
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