National Water-Quality Assessment (NAWQA) Program
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Connor, B.F., Rose,D.L., Noriega, M.C., Murtagh, L., and Abney, S.R., 1998, Methods of Analysis by the U.S. Geological Survey National Water Quality Laboratory -- Determination of 86 Volatile Organic Compounds in Water by Gas Chromatography/Mass Spectrometry, Including Detections Less Than Reporting Limits: U.S. Geological Survey Open-File Report 97-829, 78 p. Available Online
Cordy, Gail E., 2001, A primer on water quality: U.S. Geological Survey Fact Sheet FS-027-01, 2 p. Available Online
Cordy, Gail E., 1994, NAWQA--The U.S. Geological Survey's Water-Quality Assessment Program in Arizona in Approaching the Millennium--Evolving Perspectives in Water Resources: Proceedings of the Arizona Hydrological Society Seventh Annual Symposium, Scottsdale, Arizona, September 22-23, 1994, p. 255-258.
Cordy, Gail E., 1994, NAWQA--The U.S. Geological Survey's Water-Quality Assessment Program in Arizona in National and Regional Initiatives: Impacts on Arizona's Water Quality: Proceedings of the Arizona Section, American Water Resources Association Symposium, Tucson, Arizona, October 28, 1994, 4 p.
Cordy, Gail E., 1996, NAWQA and AZ Water Quality: Arizona Water Resources, vol. 5, no. 1, p. 9.
Cordy, Gail E., 1994, National Water-Quality Assessment Program--Central Arizona Basins: U.S. Geological Survey Fact Sheet 94-016, 2 p. Available Online
Cordy, Gail E., and Bouwer, Herman, 1999, Where do the salts go? The potential effects and management of salt accumulation in south-central Arizona: U.S. Geological Survey Fact Sheet 98-170, 4 p. Available Online
Cordy, Gail E., Gellenbeck, D.J., Gebler, Joseph B., Anning, David W., Coes, Alissa L., Edmonds, R.J., Rees, Julie A.H., and Sanger, H.W., 2001, Water quality in Central Arizona Basins, Arizona, 1995-98: U.S. Geological Survey Circular 1213, 38 p. Available Online
Cordy, Gail E., Rees, J.A., Edmonds, R.J., Gebler, J.B., Wirt, Laurie, Gellenbeck, D.J., and Anning, D.W., 1998, Water-quality assessment of the Central Arizona Basins, Arizona and Northern Mexico--Environmental setting and overview of water quality: U.S. Geological Survey Water-Resources Investigations Report 98-4097, 72 p. Available Online
CoreCast Team and McMahon, G., 2010, Effects of urbanization on stream ecosystems: U.S. Geological Survey Multimedia Gallery Home Video 359, 4:23 minutes. Available Online
Couch, Carol A., 1997, Environmental distribution of mercury related to land use and physicochemical setting in watersheds of the Apalachicola- Chattahoochee-Flint River Basin: in Hatcher, K.J., ed., U.S. Geological Survey reprints from proceedings of the 1997 Georgia Water Resources Conference, March 20-22,1997 The University of Georgia, Athens, Georgia, p. 33-39.
Couch, Carol A., 1993, National Water-Quality Assessment Program: environmental setting of the Apalachicola-Chattahoochee-Flint River Basin: Proceedings of the 1993 Georgia Water Resources Conference, April 20-21,1993 Athens Georgia, 3 p.
Couch, Carol A., 1995, National Water-Quality Assessment Program what fish live in the streams of metropolitan Atlanta?: U.S. Geological Survey Fact Sheet 091-95, 4 p. Available Online
Couch, Carol A., Hopkins, Evelyn H., and Hardy, P. Suzanne, 1996, Influences of environmental settings on aquatic ecosystems in the Apalachicola-Chattahoochee-Flint River Basin: U.S. Geological Survey Water-Resources Investigations Report 95-4278, 58 p. Available Online
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
Coupe, Jr., Richard H., 1996, Herbicides in the surface water of the Yazoo River Basin, Mississippi: Proceedings of the 26th Mississippi Water Resources Conference, p. 187-195.
Coupe, R.H., 2000, Occurrence of pesticides in five rivers of the Mississippi Embayment study unit, 1996-98: U.S. Geological Survey Water-Resources Investigations Report 99-4159, 55 p. Available Online
Coupe, R.H., 1998, Concentrations and loads of nitrogen and phosphorus in the Yazoo River, northwestern Mississippi, 1996-97: U.S. Geological Survey Water-Resources Investigations Report 98-4219, 17 p. Available Online
Coupe, R.H., and Capel, P.D., 2005, Bogue Phalia watershed in Mississippi selected for a national water-quality study: U.S. Geological Survey Fact Sheet 2005-3050, 2 p. Available Online
Coupe, R.H., Manning, M.A., Foreman, W.T., Goolsby, D.A., and Majewski, M.S., 2000, Occurrence of pesticides in rain and air in urban and agricultural areas of Mississippi, April-September 1995: The Science of the Total Environment, vol. 248, p. 227-240. doi: 10.1016/S0048-9697(99)00545-8 Available Online
Coupe, R.H., Thurman, E.M., and Zimmerman, L.R., 1998, Relation of usage to the occurrence of cotton and rice herbicides in three streams of the Mississippi Delta: Environmental Science & Technology, vol. 32, no. 23, p. 3673-3680. doi: 10.1021/es980342t Available Online
Coupe, Richard and Blomquist, Joel D., 2004, Water-soluble pesticides in finished water of community water supplies: Journal of the American Water Works Association, vol. 96, no. 10, p. 56-68. Available Online
Coupe, Richard H., 2007, Use of a watershed model to characterize the fate and transport of fluometuron, a soil-applied cotton herbicide, in surface water: International Journal of Environmental Analytical Chemistry, vol. 87, no. 13, p. 883-896. doi: 10.1080/03067310701627819 Available Online
Coupe, Richard H., 2002, Nitrogen and phosphorus concentrations and fluxes of streams in the Mississippi Embayment Study Unit, 1996-1998: U.S. Geological Survey Water-Resources Investigations Report 01-4024, 65 p. Available Online
Coupe, Richard H., Kalkhoff, Stephen J., Capel, Paul D., and Gregoire, Caroline, 2011, Fate and transport of glyphosate and aminomethylphosphonic acid in surface waters of agricultural basins: Pest Management Science, 15 p., online in advance of print. doi: 10.1002/ps.2212 Available Online
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