National Water-Quality Assessment (NAWQA) Program
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Showing results 1 to 26 of 1699.
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Alexander, Richard B., Bohlke, John Karl, Boyer, Elizabeth W., David, Mark B., Harvey, Judson W., Mulholland, Patrick J., Seitzinger Sybil P., Tobias, Craig R., Tonitto, Christina, and Wollheim, Wilfred M., 2009, Dynamic modeling of nitrogen losses in river networks unravels the coupled effects of hydrological and biogeochemical processes: Biogeochemistry, published on-line 07 January 2009, 26 p. doi: 10.1007/s10533-008-9274-8 Available Online
Barlow, Jeannie R.B., and Coupe, Richard H., 2009, Use of heat to estimate streambed fluxes during extreme hydrologic events: Water Resources Research, vol. 45, W01403, 10 p. Available Online
Brigham, M.E., Wentz, D.A., Aiken, G.R., and Krabbenhoft, D.P., 2009, Mercury cycling in stream ecosystems- 1. Water column chemistry and transport: Environmental Science and Technology, Vol. 43, No. 8, p. 2720-2725. doi: 10.1021/es802694n Available Online
Brown, Larry R., Gregory, M. Brian, and May, Jason T., 2009, Relation of urbanization to stream fish assemblages and species traits in nine metropolitan areas of the United States: Urban Ecosystems published on-line 28 January 2009, 26 p. doi:10.1007/s11252-009-0082-2 Available Online
Carlisle, Daren M., Falcone, James, Wolock, David M., Meador, Michael R., and Norris, Richard H., 2009, Predicting the natural flow regime: Models for assessing hydrological alteration in streams: River Research and Applications (2009), 17 p. doi: 10.1002/rra.1247 Available Online
Carpenter, Kurt and McGhee, Gordon, 2009, Organic Compounds in Clackamas River Water Used for Public Supply near Portland, Oregon, 2003-05: U.S. Geological Survey Fact Sheet 2009-3030, 6 p. Available Online
Chapelle, F.H., Bradley, P.M., Thomas, M.A., and McMahon, P.B., 2009, Distinguishing Iron-Reducing from Sulfate-Reducing Conditions: Ground Water, Volume 47, No. 2, March-April 2009, p. 300-305. Available Online
Chasar, L.C., Scudder, B.C., Stewart, A.R., Bell, A.H., and Aiken, G.R., 2009, Mercury cycling in stream ecosystems- 3. Trophic dynamics and methylmercury bioaccumulation: Environmental Science and Technology, Vol. 43, No. 8, p. 2733-2739. doi: 10.1021/es8027567 Available Online
Cuffney, Thomas F., and Falcone, James A., 2009, Derivation of Nationally Consistent Indices Representing Urban Intensity Within and Across Nine Metropolitan Areas of the Conterminous United States: U.S. Geological Survey Scientific Investigations Report 2008-5095, 37 p. Available Online
DeSimone, Leslie A., 2009, Quality of Water from Domestic Wells in Principal Aquifers of the United States, 1991-2004: U.S. Geological Survey Scientific Investigations Report 2008-5227, 127 p. Available Online
DeSimone, Leslie A., Hamilton, Pixie A., and Gilliom, Robert J., 2009, Quality of Water from Domestic Wells in Principal Aquifers of the United States, 1991-2004--Overview of Major Findings: U.S. Geological Survey Circular 1332, 48 p. Available Online
DeSimone, Leslie A., Hamilton, Pixie A., and Gilliom, Robert J., 2009, Quality of Ground Water from Private Domestic Wells: Water Well Journal April 2009, p. 33-37. Available Online
Jurgens, Bryant C., McMahon, Peter B., Chapelle, Francis H., and Eberts, Sandra M. , 2009, An Excel® Workbook for Identifying Redox Processes in Ground Water: U.S. Geological Survey Open-File Report 2009-1004, 8 p. Available Online
Marvin-DiPasquale, M.C., Lutz, M.A., Brigham, M.E., Krabbenhoft, D.P., Aiken, G.R., Orem, W.R., and Hall, B.D., 2009, Mercury cycling in stream ecosystems- 2. Benthic methylmercury production and bed sediment pore water partitioning: Environmental Science and Technology, Vol. 43, No. 8, p. 2726-2732. doi: 10.1021/es802698v 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
Preston, Stephen D., Alexander, Richard B., Woodside, Michael D., and Hamilton, Pixie A., 2009, SPARROW Modeling--Enhancing Understanding of the Nation's Water Quality: U.S. Geological Survey Fact Sheet 2009-3019, 6 p. Available Online
Robertson, Dale M., Schwarz, Gregory E., Saad, David A., and Alexander, Richard B., 2009, Incorporating Uncertainty into the Ranking of SPARROW Model Nutrient Yields from the Mississippi/Atchafalaya River Basin Watersheds: Journal of the American Water Resources Association, Vol. 45, No. 2, April 2009, p. 534-549. doi: 10.1111/j.1752-1688.2009.00310.x Available Online
Saleh, D.K., Kratzer, C.R., Green, C.H., and Evans, D.G., 2009, Using the Soil and Water Assessment Tool (SWAT) to simulate runoff in Mustang Creek Basin, California: U.S. Geological Survey Scientific Investigations Report 2009-5031, 28 p. Available Online
Treyens, Cliff (National Ground Water Association), 2009, A Winning Strategy--Follow these four objectives when addressing water quality concerns: Water Well Journal April 2009, p. 38-40 Available Online
Van Metre, Peter C., Mahler, Barbara J., and Wilson, Jennifer T., 2009, PAHs Underfoot: Contaminated Dust from Coal-Tar Sealcoated Pavement is Widespread in the United States: Environmental Science & Technology, vol. 43, no. 1, p. 20-25. doi: 10.1021/es802119h Available Online
Alexander, R.B., Smith, R.A., Schwarz, G.S., Boyer, E.W., Nolan, J.V., and Brakebill, J.W., 2008, Differences in phosphorus and nitrogen delivery to the Gulf of Mexico from the Mississippi River Basin: Environmental Science and Technology, v. 42, no. 3, p. 822-830. doi: 10.1021/es0716103 Available Online
Alvarez, D.A., Cranor, W.L., Perkins, S.D., Clark, R.C., and Smith, S.B., 2008, Chemical and Toxicologic Assessment of Organic Contaminants in Surface Water Using Passive Samplers: Journal of Environmental Quality 2008 (37), p. 1024-1033. doi: 10.2134/jeq2006.0463 Available Online
Anning, David W., 2008, Dissolved solids in basin-fill aquifers and streams in the southwestern United States--Executive Summary: U.S. Geological Survey Fact Sheet 2008-3076, 4 p. Available Online
Arnold, T.L., Warner, K.L., Groschen, G.E., Caldwell, J.P., and Kalkhoff, S.J., 2008, Hydrochemical regions of the glacial aquifer system, northern United States, and their environmental and water-quality characteristics: U.S. Geological Survey Scientific Investigations Report 2008-5015, 84 p. Available Online
Ator, Scott W., 2008, Natural and Human Influences on Water Quality in a Shallow Regional Unconsolidated Aquifer, Northern Atlantic Coastal Plain: U.S. Geological Survey Scientific Investigations Report 2008-5190, 19 p. Available Online
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