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NAWQA Publications: Trends (back to categories)

More Information about Trends
Regional and National Monitoring and Assessments of Streams and Rivers  |   Regional Assessments of Principal Aquifers  |   Contaminant Trends in Lake Sediments


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Vecchia, A.V., Martin, J.D., and Gilliom, R.J., 2008, Modeling variability and trends in pesticide concentrations in streams: Journal of the American Water Resources Assocation, vol. 44, no. 5, October 2008, p. 1308-1324.  doi: 10.1111/j.1752-1688.2008.00225.x Available Online

Lindsey, B.D., and Rupert, M.G., 2012, Methods for evaluating temporal groundwater quality data and results of decadal-scale changes in chloride, dissolved solids, and nitrate concentrations in groundwater in the United States, 1988-2010: U.S. Geological Survey Scientific Investigations Report 2012-5049, 46 p.  Available Online

Stets, E.G., Kelly, V.J., Crawford, C.G., 2014, Long-term trends in alkalinity in large rivers of the conterminous US in relation to acidification, agriculture, and hydrologic modification: Science of The Total Environment, Volumes 488-489, 1 August 2014, p. 280-289.  DOI: 10.1016/j.scitotenv.2014.04.054 Available Online

Mahler, B.J., and Van Metre, P.C., 2002, Llano Grande Lake Bottom Sediments--A Chronicle of Water-Quality Changes in the Arroyo Colorado, South Texas, 1989-2001: U.S. Geological Survey Fact Sheet 065-02, 4 p.  Available Online

Tesoriero, Anthony J., Saad, David A., Burow, Karen R., Frick, Elizabeth A., Puckett, Larry J., and Barbash, Jack E., 2007, Linking ground-water age and chemistry data along flow paths: Implications for trends and transformations of nitrate and pesticides: Journal of Contaminant Hydrology, vol. 94, p. 139-155.  doi: 10.1016/j.jconhyd.2007.05.007 Available Online

Kim, Moon H., and Ebbert, James C., 1997, Irrigation and surface-water quality in the Quincy and Pasco Basins, Washington: U.S. Geological Survey Fact Sheet 080-97, 2 p.  Available Online

Rosen, Michael R., and Lapham, Wayne W., 2008, Introduction to the U.S. Geological Survey National Water-Quality Assessment (NAWQA) of Ground-Water Quality Trends and Comparison to Other National Programs: Journal of Environmental Quality, vol. 37, no. 5, p. S190-S198.  doi: 10.2134/jeq2008.0049 Available Online

Van Metre, P.C., and Callender, E., 1996, Identifying water-quality trends in the Trinity River, Texas, USA, 1969-1992, using sediment cores from Lake Livingston: Environmental Geology, vol. 28, no. 4, p. 190-200.  doi: 10.1007/s002540050093 Available Online

Van Metre, P.C., and Callender, E., 1997, Identifying water-quality trends 1912-94 using dated sediment cores from White Rock Lake reservoir, Dallas, Texas: Journal of Paleolimnology, vol. 17, p. 239-249.  Available Online

Greve, Adrienne I., Spahr, Norman E., Van Metre, Peter C., and Wilson, Jennifer T., 2001, Identification of water-quality trends using sediment cores from Dillon Reservoir, Summit County, Colorado: U.S. Geological Survey Water-Resources Investigations Report 01-4022, 33 p.  Available Online

Van Metre, P.C., Callender, E., and Fuller, C.C., 1997, Historical trends in organochlorine compounds in river basins identified using sediment cores from reservoirs: Environmental Science and Technology, vol. 31, no. 8, p. 2339-2344.  doi: 10.1021/es960943p Available Online

Musgrove, MaryLynn, Fahlquist, Lynne, Houston, N.A., Lindgren, R.J., and Ging, P.B., 2009, Geochemical evolution processes and water-quality observations based on results of the National Water-Quality Assessment Program in the San Antonio segment of the Edwards aquifer, 1996-2006: U.S. Geological Survey Scientific Investigations Report 2010-5129, 93 p.  Available Online

Dalton, Melinda S., and Frick, Elizabeth A., 2008, Fate and transport of pesticides in the ground water systems of southwest Georgia, 1993-2005: Journal of Environmental Quality, vol. 37, no. 5, p. S264-S272.  doi: 10.2134/jeq2007.0163 Available Online

Debrewer, L.M., Ator, S.W., and Denver, J.M., 2007, Factors affecting spatial and temporal variability in nutrient and pesticide concentrations in the surficial aquifer on the Delmarva Peninsula: U.S. Geological Survey Scientific Investigations Report 2005-5257, 44 p.  Available Online

Rosen, Michael R., Voss, Frank D., and Arufec, Jorge A., 2008, Evaluation of Intra-annual Variation in U.S. Geological Survey National Water Quality Assessment Ground Water Quality Data: Journal of Environmental Quality, vol. 37, no. 5, p. S199-S208.  doi: 10.2134/jeq2007.0055 Available Online

Kalkhoff, Stephen J., Vecchia, Aldo V., Capel, Paul D., and Meyer, Michael T., 2012, Eleven-year trend in acetanilide pesticide degradates in the Iowa River, Iowa: Journal of Environmental Quality, vol. 41, no. 5, p. 1566-1579.  doi: 10.2134/jeq2011.0426 Available Online

Sams III, James I., and Beer, Kevin M., 2000, Effects of coal-mine drainage on stream water quality in the Allegheny and Monongahela Basins, sulfate transport and trends: U.S. Geological Survey Water-Resources Investigations Report 99-4208, 17 p.  Available Online

Zuellig, R.E. and Riskin, M.L., 2017, Ecological community datasets used to evaluate the presence of trends in ecological communities in selected rivers and streams across the United States, 1992-2012: U.S. Geological Survey data release,   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

Van Metre, P.C., Callender, Edward, Mahler, B.J., Wilson, J.T., and Dorsey, M.E., 2001, Differences in lake and reservoir sedimentation - Implications for sediment coring studies: Proceedings of the Seventh Interagency Sedimentation Conference, vol. 2, IX, p. 12-19. 

Bexfield, Laura M., 2008, Decadal-scale changes of pesticides in ground water of the United States, 1993-2003: Journal of Environmental Quality, 2008, vol. 37, no. 5, p. S226-S239.  doi:10.2134/jeq2007.0054 Available Online

Rupert, Michael G., 2008, Decadal-Scale Changes of Nitrate in Ground Water of the United States, 1988-2004: Journal of Environmental Quality, vol. 37, no. 5, p. S240-S248.  doi: 10.2134/jeq2007.0055 Available Online

Staub, E.L., Peak, K.L., Tighe, K.C., Sadorf, E.M., and Harned, D.A., 2009, Data used in analyses of trends, and nutrient and suspended-sediment loads for streams in the Southeastern United States, 1973-2005: U.S. Geological Survey Data Series 488, on-line only.  Available Online

Farmer, W.H., Murphy, J.C., Riskin, M.L., Ryberg, K.R., and Zuellig, R.E., 2017, Daily streamflow datasets used to analyze trends in streamflow at sites also analyzed for trends in water quality and ecological condition in the Nation's rivers and streams: U.S. Geological Survey data release,   Available Online

Mahler, B.J., and Van Metre, P.C., 2001, Contaminants associated with suspended sediment in urban streams in Austin, Texas: Proceedings of the Seventh Interagency Sedimentation Conference, vol. 2, VII, p. 41-48. 

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