National Water-Quality Assessment (NAWQA) Program
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Showing results 326 to 351 of 607.
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Marvin-DiPasquale, M.C., Lutz, M.A., Krabbenhoft, D.P., Aiken, G.R., Orem, W.R., Hall, B.D., DeWild, J.F., and Brigham, M.E., 2008, Total mercury, methylmercury, methylmercury production potential, and ancillary streambed-sediment and pore-water data for selected streams in Oregon, Wisconsin, and Florida, 2003-04: U.S. Geological Survey Data Series 375, 24 p. Available Online
Maupin, M.A., and Ivahnenko, T., 2011, Nutrient loadings to streams of the continental United States from municipal and industrial effluent: Journal of the American Water Resources Association, online 22Aug2011 in advance of print, 15 p. doi: 10.1111/j.1752-1688.2011.00576.x 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
McCarthy, K.A., Lampe, D.C., and Capel, P.D., 2011, Discrete and continuous water-quality data and hydrologic parameters from seven agricultural watersheds in the United States, 2002-09: U.S. Geological Survey Data Series 603, 10 p. Available Online
McCarthy, K.A., Rose, C.E., and Kalkhoff, S.J., 2012, Environmental settings of the South Fork Iowa River basin, Iowa, and the Bogue Phalia basin, Mississippi, 2006-10: U.S. Geological Survey Scientific Investigations Report 2012-5021, 22 p. Available Online
McMahon, G., 2007, Consequences of land-cover misclassification in models of impervious surface: Photogrammetric Engineering & Remote Sensing, vol. 73, no. 12, p. 1343-1353. Available Online
McMahon, G., Harned, D., Bell, A., Sadorf, E., Caire, T., Ippolito, F., Dileo, J., Garcia, A.M., and Williams, N., 2010, The Effects of Urbanization on Stream Ecosystems (extended) Part I: Introduction: U.S. Geological Survey Multimedia Gallery Home Video 239, 5:06 minutes. Available Online
McMahon, G., Harned, D., Douglas, R., Bell, A., Sadorf, E., Caire, T., Ippolito, F., DiLeo, J., Garcia, A.M., and Williams, N., 2010, The Effects of Urbanization on Stream Ecosystems (extended) Part II: Study Design: U.S. Geological Survey Multimedia Gallery Home Video 240, 5:12 minutes. Available Online
McMahon, G., Harned, D., Douglas, R., Bell, A., Sadorf, E., Caire, T., Ippolito, F., DiLeo, J., Garcia, A.M., and Williams, N., 2010, The Effects of Urbanization on Stream Ecosystems (extended) Part III: Study Results: U.S. Geological Survey Multimedia Gallery Home Video 241, 6:42 minutes Available Online
McMahon, Gerard, Bales, J.D., Coles, J.F., Giddings, E.M.P., and Zappia, H., 2003, Use of stage data to characterize hydrologic conditions in an urbanizing environment: Journal of the American Water Resources Association, vol. 39, no. 6, p. 1529-1546. doi: 10.1111/j.1752-1688.2003.tb04437.x 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
McMahon, Gerard, Wiken, E.B., and Gautier, D.A., 2004, Toward a scientifically rigorous basis for developing mapped ecological regions: Environmental Management, vol. 34 (Supplement 1), p. S111-S124. doi: 10.1007/s00267-004-0170-2 Available Online
McMahon, P.B., 2012, Use of classes based on redox and groundwater age to characterize the susceptibility of principal aquifers to changes in nitrate concentrations, 1991 to 2010: U.S. Geological Survey Scientific Investigations Report 2012-5220, 41 p. Available Online
McMahon, P.B., and Bohlke, J.K., 2006, Regional patterns in the isotopic composition of natural and anthropogenic nitrate in ground water, High Plains, USA: Environmental Science & Technology, vol. 40, p. 2965-2970. doi: 10.1021/es052229q 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., Bruce, B.W., Becker, M.F., Pope, L.M., and Dennehy, K.F., 2000, Occurrence of nitrous oxide in the Central High Plains Aquifer,1999: Environmental Science and Technology, vol. 34, no. 23, p. 4873-4877. doi: 10.1021/es001233t 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
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
McMahon, P.B., Dennehy, K.F., Bruce, B.W., Bohlke, J.K., Michel, R.L., Gurdak, J.J., and Hurlbut, D.B., 2006, Storage and transit time of chemicals in thick unsaturated zones under rangeland and irrigated cropland, High Plains, United States: Water Resources Research, vol. 42, W03413, 18 p. doi: 10.1029/2005WR004417 Available Online
McMahon, P.B., Plummer, L.N., Bohlke, J.K., Shapiro, S.D., Hinkle, S.R., 2011, A comparison of recharge rates in aquifers of the United States based on groundwater-age data: Hydrogeology Journal, 22 p., online in advance of print. doi: 10.1007/s10040-011-0722-5 Available Online
Meador, M.R., and Carlisle, D.M., 2011, Relations between altered streamflow variability and fish assemblages in Eastern USA streams: River Research and Applications , 10 p., online in advance of print. doi: 10.1002/rra.1534 Available Online
Meador, M.R., and Carlisle, D.M., 2007, Quantifying tolerance indicator values for common stream fish species of the United States: Ecological Indicators, vol. 7, p. 329-338. doi: 10.1016/j.ecolind.2006.02.004 Available Online
Meador, M.R., Coles, J.F., and Zappia, Humbert, 2005, Fish assemblage responses to urban intensity gradients in contrasting metropolitan areas: Birmingham, Alabama and Boston, Massachusetts: in Brown, L.R., Gray, R.H., Hughes, R.M., and Meador, M.R., eds., Effects of Urbanization on Stream Ecosystems: AFS Symposium 47, American Fisheries Society, p. 409-423. Available Online
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