National Water-Quality Assessment (NAWQA) Program
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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Marella, R.L., and Berndt, M.P., 2005, Water withdrawals and trends from the Floridan aquifer system in the Southeastern United States, 1950-2000: U.S. Geological Survey Circular 1278, 20 p. Available Online
Majewski, M.S., and Capel, P.D., 1995, Pesticides in the atmosphere--Distribution, trends, and governing factors: Volume 1 of the series: Pesticides in the Hydrologic System: Ann Arbor Press, Chelsea, Michigan, 228 p.
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
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.
Lundgren, Robert F., and Lopes, Thomas J., 1999, Occurrence, distribution, and trends of volatile organic compounds in the Ohio River and its major tributaries, 1987-96: U.S. Geologcial Survey Water-Resources Investigations Report 99-4257, 99 p. Available Online
Lorenz, D.L., Robertson, D.M., Hall, D.W., and Saad, D.A., 2009, Trends in streamflow and nutrient and suspended-sediment concentrations and loads in the Upper Mississippi, Ohio, Red, and Great Lakes River Basins, 1975-2004: U.S. Geological Survey Scientific Investigations Report 2008-5213, 81 p. Available Online
Long, G.R., Ayers, M.A., Callender, E., and Van Metre, P.C., 2002, Trends in chemical concentrations in sediment cores from three lakes in New Jersey and on lake on Long Island, New York: U.S. Geological Survey Water-Resources Investigations Report 02-4272, 32 p. 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
Larson, S.J., Capel, P.D., and Majewski, M.S, 1997, Pesticides in surface waters: Distribution, trends, and governing factors: Volume 3 of the series: Pesticides in the Hydrologic System: Ann Arbor Press, Chelsea, Michigan, 390 p. Available Online
Kolpin, Dana, Hallberg, George, Sneck-Fahrer, Debra, and Libra, Robert, 1997, Agricultural chemicals in Iowa's ground water, 1982-95--What are the trends?: U.S. Geological Survey Fact Sheet FS-116-97, 4 p. Available Online
Kolpin, Dana W., Sneck-Fahrer, Debra A., Hallberg, George R., and Libra, Robert D., 1997, Temporal trends of selected agricultural chemicals in Iowa's ground water, 1982-1995: Are things getting better?: Journal of Environmental Quality, vol. 26, no.4, July-August 1997, p. 1007-1017. 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
Kennen, Jonathan G., May, Jason T., Bell, Amanda H., Beaulieu, Karen M., and Rice, Donald E., 2012, Temporal changes in aquatic-invertebrate and fish assemblages in streams of the north-central and northeastern US : Ecological Indicators, vol. 18, p. 312-329. doi:10.1016/j.ecolind.2011.11.022 Available Online
Jordon, P.R., and Stamer, J.K., 1995, Surface-water-quality assessment of the Lower Kansas River Basin, Kansas and Nebraska--Analysis of available data through 1986: U.S. Geological Survey Water-Supply Paper 2352-B, 161 p. Available Online
Johnson, Henry M., Domagalski, Joseph L., and Saleh, Dina K., 2010, Trends in pesticide concentrations in streams of the western United States, 1993-2005: Journal of the American Water Resources Association, published online 6 Dec 2010, 22 p. doi: 10.1111/j.1752-1688.2010.00507.x Available Online
Hughes, W. Brian and Berndt, Marian P., 2003, National water-quality assessment in Georgia--2001-2011: in Hatcher, K.J., ed., Proceedings of the 2003 Georgia Water Resources Conference, April 23-24, University of Georgia, Athens, Georgia, 5 p. Available Online
Hoos, Anne B., Robinson, John A., Aycock, Robert A., Knight, Rodney, R., and Woodside, Michael D., 2000, Sources, instream transport, and trends of nitrogen, phosphorus, and sediment in the Lower Tennessee River Basin, 1980-96: U.S. Geological Survey Water-Resources Investigations Report 99-4139, 96 p. Available Online
Harwell, G.R., Van Metre, P.C., Wilson, J.T., and Mahler, B.J., 2003, Spatial distribution and trends in trace elements, polycyclic aromatic hydrocarbons, organochlorine pesticides, and polychlorinated biphenyls in Lake Worth sediment, Fort Worth, Texas: U.S. Geological Survey Water-Resources Investigations Report 03-4269, 56 p. Available Online
Harned, Douglas A., Atkins, Brian, and Harvill, John S., 2004, Nutrient mass balance and trends, Mobile River Basin, Alabama, Georgia, and Mississippi: Journal of the American Water Resources Association, vol. 40, no. 3, p. 765-793. doi:10.1111/j.1752-1688.2004.tb04458.x Available Online
Harned, D.A., Staub, E.L., Peak, K.L., Tighe, K.M., and Terziotti, Silvia, 2009, Trends in water quality in the Southeastern United States, 1973-2005: U.S. Geological Survey Scientific Investigations Report 2009-5268, 25 p. 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
Ging, Patricia B., Van Metre, Peter C., and Callender, Edward, 1999, Bottom sediments of Lorence Creek Lake, San Antonio, Texas, reflect contaminant trends in an urbanizing watershed: U.S. Geological Survey Fact Sheet FS-149-99, 4 p. Available Online
Ging, Patricia B., 1999, Quality of stormwater runoff from an urbanizing watershed and a rangeland watershed in the Edwards aquifer recharge zone, Bexar and Uvalde Counties, Texas, 1996-98: U.S. Geological Survey Open-File Report 99-245, 2 p. Available Online
Frans, Lonna, 2008, Trends of Pesticides and Nitrate in Ground Water of the Central Columbia Plateau, Washington, 1993-2003: Journal of Environmental Quality, 37 (5), p. S273-S280. doi: 10.2134/jeq2007.0491 Available Online
Fendick, Jr., Robert B., and Tollett, Roland W., 2004, Quality of water from shallow wells in urban residential and light commercial areas in Lafayette Parish, Louisiana, 2001 through 2002: U.S. Geological Survey Water-Resources Investigations Report 03-4118, 58 p. Available Online
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