National Water-Quality Assessment (NAWQA) Program
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Showing results 126 to 151 of 2001.
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Mueller, David K., Ruddy, Barbara C., and Battaglin, William A., 1993, Relation of nitrate concentrations in surface water to land use in the upper-midwestern United States, 1989-1990: in Goolsby, D.A., Boyer, L.L., and Mallard, G.E., compilers, Selected papers on agricultural chemicals in water resources of the midcontinental United States U.S. Geological Survey Open-File Report 93-418, p. 41-50.
Phillips, P.J., and Shedlock, R.J., 1993, Hydrology and chemistry of ground water and seasonal ponds in the Atlantic Coastal Plain in Delaware, USA: Journal of Hydrology, vol. 141, p. 157-178. doi: 10.1016/0022-1694(93)90048-EĀ Available Online
Phillips, P.J., Denver, J.M., Shedlock, R.J., and Hamilton, P.A., 1993, Effect of forested wetlands on nitrate concentrations in ground water and surface water on the Delmarva Peninsula: Wetlands v. 13, no. 2, p. 75-83. Available Online
Porter, S.G., Cuffney, T.F., Gurtz, M.E., and Meador, M.R., 1993, Methods for collecting algal samples as part of the National Water-Quality Assessment Program: U.S. Geological Survey Open-File Report 93-409, 39 p. Available Online
Pugh, A.L., and Adamski, J.C., 1993, National Water-Quality Assessment Program--Ozark Plateaus ground-water study: U.S. Geological Survey Open-File Report 93-434, 2 p. Available Online
Richey, S.F. and Ellis, S.R., 1993, National Water-Quality Assessment Program--Water use in the Rio Grande Valley, 1990: U.S. Geological Survey Open-File Report 93-456, 2 p. Available Online
Rinella, J.F., Hamilton, P.A., and McKenzie, S.W., 1993, Persistence of the DDT pesticide in the Yakima River Basin, Washington: U.S. Geological Survey Circular 1090, 24 p. Available Online
Shedlock, R.J., 1993, The Delmarva study: Geotimes, December 1993 vol. 38, no. 12, p. 12-14.
Shedlock, R.J., Hamilton, P.A., Denver, J.M., and Phillips, P.J., 1993, Multiscale approach to regional ground-water-quality assessment of the Delmarva Peninsula, in Alley, W.M., ed.: Regional Ground-Water Quality: New York, Van Nostrand Reinhold, p. 563-587.
Smith, Richard A., Alexander, Richard B., Tasker, Gary D., Price, Curtis V., Robinson, Keith W., and White, Dale A., 1993, Statistical modeling of water-quality in regional watersheds: Watershed '93, p. 751-754.
Stell, Susan M., 1993, National Water Quality Assessment Program: Analysis of available information on pesticides for the Apalachicola-Chattahoochee-Flint River Basin: Proceedings of the 1993 Georgia Water Resources Conference, April 20-21,1993 Athens, Georgia, 3 p.
Stoner, Jeffrey D., Lorenz, David L., Wiche, Gregg J., and Goldstein, Robert M., 1993, Red River of the North Basin Minnesota, North Dakota, and South Dakota: American Water Resources Association Water Resources Bulletin July/August 1993, vol. 29, no. 4, p. 575-615. doi: 10.1111/j.1752-1688.1993.tb03229.x Available Online
Sullivan, Daniel J., and Terrio, Paul J., 1993, Surface-water-quality assessment of the Upper Illinois River Basin in Illinois, Indiana, and Wisconsin: Data on agricultural organic compounds, nutrients, and sediment in water, 1988-90: U.S. Geological Survey Open-File Report 93-421, 61 p. Available Online
Terrio, Paul J., 1993, Relations of changes in wastewater-treatment practices to changes in stream-water quality during 1978-88 in the Chicago area, Illinois, and implications for regional and National water-quality assessments: U.S. Geological Survey Water-Resources Investigations Report 93-4188, 56 p. Available Online
Thomas, J.T., Welch, A.H., Lico, Michael S., Hughes, Jennifer L., and Whitney, Rita, 1993, Radionuclides in ground water of the Carson River Basin, western Nevada and eastern California, USA: Applied Geochemistry, vol. 8, p. 447-471. doi: 10.1016/0883-2927(93)90075-RĀ Available Online
Ulery, Randy L., Van Metre, Peter C., and Crossfield, Allison S., 1993, Trinity River Basin Texas: American Water Resources Association Water Resources Bulletin July/August 1993, vol. 29, no. 4, p. 685-711. doi: 10.1111/j.1752-1688.1993.tb03232.x Available Online
Wangsness, David J., 1993, National Water-Quality Assessment Program: Overview of the Apalachicola-Chattahoochee-Flint River Basin: Proceedings of the 1993 Georgia Water Resources Conference, April 20-21,1993 Athens, Georgia, 1 p.
Zelt, R.B., and Jordan, R.R., 1993, Water-quality assessment of the Central Nebraska Basins: Summary of data for recent conditions through 1990: U.S. Geological Survey Open-File Report 93-422, 178 p. Available Online
Adamski, James C., Peterson, James C., Freiwald, David A., and Davis, Jerri V., 1994, Environmental and hydrologic setting of the Ozark Plateaus Study Unit, Arkansas, Kansas, Missouri, and Oklahoma: U.S. Geological Survey Water-Resources Investigations Report 94-4022, 69 p. Available Online
Ayers, Mark A., 1994, National Water-Quality Assessment Program--Scope of the Long Island-New Jersey Coastal Drainages Study-Unit investigation: U.S. Geological Survey Fact Sheet 94-030, 2 p. Available Online
Breen, Kevin J., Gavin, Andrew J., and Schnabel, Ronald R., 1994, Occurrence and yields of triazine herbicides in the Susquehanna river and tributaries during base-flow conditions in the Lower Susquehanna River Basin, Pennsylvania and Maryland, June 1993: Hill, Paula, and Nelson, Steve, eds., Toward a sustainable watershed--The Chesapeake experiment, proceedings of the 1994 Chesapeake research conference, Norfolk, Virginia, June 1-3, 1994: Edgewater, Maryland, Chesapeake Research Consortium Publication No. 149, p. 312-328.
Brigham, M.E., 1994, Pesticides detected in surface waters and fish of the Red River of the North Drainage Basin: North Dakota Water Quality Symposium Proceedings, March 30-31,1994, Fargo, North Dakota, p. 256-269.
Clark, David W., 1994, National Water-Quality Assessment Program--Northern Rockies Intermontane Basins: U.S. Geological Survey Open-File Report 94-124, 2 p. Available Online
Clark, Gregory M., 1994, Occurrence of pesticides in surface water in the Rock Creek watershed, south-central Idaho: Journal of the Idaho Academy of Sciences, vol. 30, no. 2, December 1994, p 61-74.
Clark, Gregory M., 1994, Assessment of selected constituents in surface water of the Upper Snake River Basin, Idaho and western Wyoming, water years 1975-89: U.S. Geological Survey Water-Resources Investigations Report 93-4229, 49 p. Available Online
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