National Water-Quality Assessment (NAWQA) Program
More Information about Nutrients
Nutrients National Synthesis
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Effects of Nutrient Enrichment on Stream Ecosystems |
Sources, Transport, and Fate of Agricultural Chemicals
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Showing results 526 to 551 of 648.
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Brightbill, R.A., and Munn, M.D., 2008, Environmental and biological data of the nutrient enrichment effects on stream ecosystems project of the National Water Quality Assessment Program, 2003-04: U.S. Geological Survey Data Series 345, 12 p. Available Online
Burow, K.R., and Green, C.T., 2008, Spatial and temporal trends in nitrate concentration in the Eastern San Joaquin Valley Regional Aquifer and implications for nitrogen fertilizer management: California Plant and Soil Conference: Conservation of Agricultural Resources, February 5 & 6, 2008, Visalia, California, p. 47-52. Available Online
Burow, Karen R., Jurgens, Bryant C., Kauffman, Leon J., Phillips, Steven P., Dalgish, Barbara A., and Shelton, Jennifer L., 2008, Simulations of ground-water flow and particle pathline analysis in the zone of contribution of a public-supply well in Modesto, Eastern San Joaquin Valley, California: U.S. Geological Survey Scientific Investigations Report 2008-5035, 41 p. Available Online
Burow, Karen R., Shelton, Jennifer L., and Dubrovsky, Neil.M., 2008, Regional nitrate and pesticide trends in ground water in the Eastern San Joaquin Valley, California: Journal of Environmental Quality 2008 37, p. S249-S263. doi: 10.2134/jeq2007.0061 Available Online
Calhoun, Daniel L., Gregory, M.B., and Weyers, H.S., 2008, Algal and invertebrate community composition along agricultural gradients: A comparative study from two regions of the Eastern United States: U.S. Geological Survey Scientific Investigations Report 2008-5046, 33 p. Available Online
Capel, P.D., McCarthy, K.A., and Barbash, J.E., 2008, National, holistic, watershed-scale approach to understand the sources, transport, and fate of agricultural chemicals: Journal of Environmental Quality, vol. 37, p. 983-993. doi: 10.2134/jeq2007.0226 Available Online
Clark, B.R., Landon, M.K., Kauffman, L.J., and Hornberger, G.Z., 2008, Simulations of ground-water flow, transport, age, and particle tracking near York, Nebraska, for a study of Transport of Anthropogenic and Natural Contaminants (TANC) to public-supply wells: U.S. Geological Survey Scientific Investigations Report 2007-5068, 47 p. Available Online
Debrewer, Linda M., Ator, Scott W., and Denver, Judith M., 2008, Temporal trends in nitrate and selected pesticides in Mid-Atlantic ground water: Journal of Environmental Quality, vol. 37, no. 5, p. S296-S308. doi: 10.2134/jeq2007.0664 Available Online
Domagalski, J.D., Phillips, S.P., Bayless, E.R., Zamora, Celia, Kendall, Carol, Wildman, R.A., and Hering, J.G., 2008, Influences of the unsaturated, saturated, and riparian zones on the transport of nitrate near the Merced River, California, USA: Hydrogeology Journal, vol. 16, no. 4, p. 675-690. doi: 10.1007/s10040-007-0266-x Available Online
Domagalski, J.L., Ator, S., Coupe, R., McCarthy, K., Lampe, D., Sandstrom, M., and Baker, N., 2008, Comparative study of transport processes of nitrogen, phosphorus, and herbicides to streams in five agricultural basins, USA: Journal of Environmental Quality, vol. 37, p. 1158-1169. doi: 10.2134/jeq2007.0408 Available Online
Duff, J.H., Tesoriero, A.J., Richardson, W.B., Strauss, E.A., and Munn, M.D., 2008, Whole-stream response to nitrate loading in three streams draining agricultural landscapes: Journal of Environmental Quality, vol. 37, p. 1133-1144. doi: 10.2134/jeq2007.0187 Available Online
Essaid, H.I., Zamora, C.M., McCarthy, K.A., Vogel, J.R., and Wilson, J.T. , 2008, Using heat to characterize streambed water flux variability in four stream reaches: Journal of Environmental Quality 2008 (37), p. 1010-1023. doi: 10.2134/jeq2006.0448 Available Online
Fisher, L.H., and Healy, R.W., 2008, Water movement within the unsaturated zone in four agricultural areas of the United States: Journal of Environmental Quality 2008 (37), p. 1051-1063. doi: 10.2134/jeq2006.0561 Available Online
Frans, Lonna, 2008, Trends of Pesticides and Nitrate in Ground Water of the Central Columbia Plateau, Washington, 1993-2003: Journal of Environmental Quality, 37 (5), p. S273-S280. doi: 10.2134/jeq2007.0491 Available Online
Green, C.T., Fisher, L.H., and Bekins, B.A., 2008, Nitrogen fluxes through unsaturated zones in five agricultural settings across the United States: Journal of Environmental Quality, vol. 37, p. 1073-1085. doi: 10.2134/jeq2007.0010 Available Online
Green, C.T., Puckett, L.J., Bohlke, J.K., Bekins, B.A., Phillips, S.P., Kauffman, L.J., Denver, J.M., and Johnson, H.M., 2008, Limited occurrence of denitrification in four shallow aquifers in agricultural areas of the United States: Journal of Environmental Quality, vol. 37, p. 994-1009. doi: 10.2134/jeq2006.0419 Available Online
Harte, Philip T., Robinson, Jr., Gilpin R., Ayotte, Joseph D., and Flanagan, Sarah M., 2008, Framework for evaluating water quality of the New England Crystalline Rock Aquifers: U.S. Geological Survey Open-File Report 2008-1282, 51 p. Available Online
Hoos, Anne B., Terziotti, Silvia, McMahon, Gerard, Savvas, Katerina, Tighe, Kirsten C., and Alkons-Wolinsky, Ruth, 2008, Data to Support Statistical Modeling of Instream Nutrient Load Based on Watershed Attributes, Southeastern United States, 2002: U.S. Geological Survey Open-File Report 2008-1163, 51 p. Available Online
Jagucki, M.J., Landon, M.K., Clark, B.R., and Eberts, S.M., 2008, Assessing the Vulnerability of Public-Supply Wells to Contamination: High Plains Aquifer Near York, Nebraska: U.S. Geological Survey Fact Sheet FS 2008-3025, 6 p. Available Online
Jurgens, Bryant C., Burow, Karen R., Dalgish, Barbara A., and Shelton, Jennifer L., 2008, Hydrogeology, water chemistry, and factors affecting the transport of contaminants in the zone of contribution of a public-supply well in Modesto, Eastern San Joaquin Valley, California: U.S. Geological Survey Scientific Investigations Report 2008-5156, 94 p. Available Online
Kingsbury, James A., 2008, Relation between flow and temporal variations of nitrate and pesticides in two karst springs in northern Alabama: Journal of the American Water Resources Association, vol. 44, no. 2, p. 478-488. Available Online
Landon, Matthew K., Clark, Brian R., McMahon, Peter B., McGuire, Virginia L., and Turco, Michael J., 2008, Hydrogeology, Chemical Characteristics, and Transport Processes in the Zone of Contribution of a Public-Supply Well in York, Nebraska: U.S. Geological Survey Scientific Investigations Report 2008-5050, 149 p. Available Online
McMahon, P.B., and Chapelle, F.H., 2008, Redox processes and water quality of selected principal aquifer systems: Ground Water, vol. 46, no. 2, 13 p. doi: 10.1111/j.1745-6584.2007.00385.x 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
McMahon, P.B., Burow K.R., Kauffman, L.J.,Eberts, S.M., Bohlke, J.K., and Gurdak, J.J., 2008, Simulated response of water quality in public supply wells to land use change: Water Resources Research, vol. 44, W00A06, 16 p. doi: 10.1029/2007WR006731 Available Online
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