National Water-Quality Assessment (NAWQA) Program
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Couch, Carol and Hamilton, Pixie, 2002, Effects of urbanization on stream ecosystems: U.S. Geological Survey Fact Sheet FS-042-02, 2 p. Available Online
Dennehy, K.F., Litke, D.W., and McMahon, P.B., 2002, The High Plains aquifer, USA: Groundwater development and sustainability: In Hiscock, K.M., Rivett, M.O., and Davison, R.M. (eds.), Sustainable Groundwater Development, Geological Society, London, Special Publications, 193, p. 99-119.
Erwin, Martha L., and Hamilton, Pixie A., 2002, Monitoring our rivers and streams: U.S. Geological Survey Fact Sheet 077-02, 4 p. Available Online
Gilliom, Robert J., Mueller, David K., Zogorski, John S., and Ryker, Sarah J., 2002, A national look at water quality: Water Resources Impact, vol. 4, no. 4, July 2002, p. 12-16. Available Online
Hamilton, Pixie, 2002, Water-quality patterns in some of the Nation's major river basins and aquifers: Water Resources Impact, vol. 4, no. 4, July 2002, p. 5-11. Available Online
Hamilton, Pixie, and Miller, Timothy L., 2002, Managing the water above & below: Geotimes, May 2002, p. 21-24. Available Online
Kolpin, D.W., Barbash, J.E. and Gilliom, R.J., 2002, Atrazine and metolachlor occurrence in shallow groundwater of the United States, 1993-95: Journal of the American Water Resources Association, vol. 38, no.1, p. 301-311. doi: 10.1111/j.1752-1688.2002.tb01553.x Available Online
Madsen, James F., Sandstrom, Mark W., and Zaugg, Steven D., 2002, Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory; a method supplement for the determination of Fipronil and degradates in water by gas chromatography/mass spectrometry: U.S. Geological Survey Open-File Report 2002-462, 11 p. Available Online
Mallard, Gail E., and Hamilton, Pixie A., 2002, Monitoring and assessing our Nation's water quality: U.S. Geological Survey Fact Sheet 076-02, 6 p. Available Online
Miller, Timothy L., 2002, Assessing the quality of the Nation's water resources: Water Resources Impact, vol. 4, no. 4, July 2002, p. 3-4. Available Online
Moran, M.J., Clawges, R.M., and Zogorski, J.S., 2002, Methyl tert-butyl ether in ground and surface water of the United States: in Diaz, A.F., and Drogos, D.L., Oxygenates in Gasoline (Symposium Series 799): Washington, D.C., American Chemical Society, p 2-16.
Moran, Michael J., Lapham, Wayne W., Rowe, Barbara L., and Zogorski, John S., 2002, Occurrence and status of volatile organic compounds in ground water from rural, untreated, self-supplied domestic wells in the United States, 1986-99: U.S. Geological Survey Water-Resources Investigations Report 02-4085, 51 p. Available Online
Mueller, David K., Lapham, Wayne W., Gurtz, Martin E., and Van Metre, Peter C., 2002, Changes in water quality over time: Water Resources Impact, vol. 4, no. 4, July 2002, p. 22-25. Available Online
National Research Council, 2002, Opportunities to improve the U.S.G.S. National Water-Quality Assessment Program: National Academy Press, Washington, D.C., 238 p. Available Online
Nolan, Bernard T., Hitt, Kerie J., and Ruddy, Barbara C., 2002, Probability of nitrate contamination of recently recharged groundwaters in the conterminous United States: Environmental Science & Technology, vol. 36, no. 10, p. 2138-2145. doi: 10.1021/es0113854 Available Online
Potapova, M.G., and Charles, D.F., 2002, Benthic diatoms in USA rivers: distributions along spatial and environmental gradients: Journal of Biogeography, vol. 29, p. 167-187. doi: 10.1046/j.1365-2699.2002.00668.x Available Online
Squillace, Paul J., Scott, Jonathon, Moran, Michael J., Nolan, B.T., and Kolpin, Dana W., 2002, VOCs, pesticides, nitrate, and their mixtures in groundwater used for drinking water in the United States: Environmental Science & Technology, vol. 36, no. 9, p. 1923-1930. doi: 10.1021/es015591n Available Online
Wilber, William G., and Couch, Carol A., 2002, Assessing five national priorities in water resources: Water Resources Impact, vol. 4, no. 4, July 2002, p. 17-21. Available Online
Wolock, David M., and Kauffman, Leon K., 2002, Estimating water-quality conditions in unmonitored water resources: Water Resources Impact, vol. 4, no. 4, July 2002, p. 26-31. Available Online
Barbash, Jack E., Thelin, Gail P., Kolpin, Dana W., and Gilliom, Robert J., 2001, Major herbicides in ground water: Results from the National Water-Quality Assessment: Journal of Environmental Quality, vol. 30, no. 3, p. 831-845. Available Online
Bruce, Breton, W., and Oelsner, Gretchen P., 2001, Contrasting water quality from paired domestic/public supply wells, Central High Plains: Journal of the American Water Resources Association, vol. 37, no. 5, p. 1389-1403. doi: 10.1111/j.1752-1688.2001.tb03647.x Available Online
Brumbaugh, W.G., Krabbenhoft, D.P., Helsel, D.R., Wiener, J.G., and Echols, K.R., 2001, A national pilot study of mercury contamination of aquatic ecosystems along multiple gradients-bioaccumulation in fish: U.S. Geological Survey USGS/BRD/BSR 2001-0009, 32 p. Available Online
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
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