National Water-Quality Assessment (NAWQA) Program
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Showing results 1476 to 1501 of 2000.
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Burow, K.R., and Green, C.T., 2008, Spatial and temporal trends in nitrate concentration in the Eastern San Joaquin Valley Regional Aquifer and implications for nitrogen fertilizer management: California Plant and Soil Conference: Conservation of Agricultural Resources, February 5 & 6, 2008, Visalia, California, p. 47-52. Available Online
Peters, N.E., Buell, G.R., and Frick, E.A., 1997, Spatial and temporal variability in nutrient concentrations in surface waters of the Chattahoochee River Basin near Atlanta, Georgia: 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. 14-23.
Peters, N.E., Buell, G.R., and Frick, E.A., 1997, Spatial and temporal variability in nutrient concentrations in surface waters of the Chattahoochee River Basin near Atlanta, Georgia, USA: in Webb, Bruce, ed., Freshwater Contamination, IAHS Publication 243, IAHS Fifth Scientific Assembly, Rabat, Morocco, April 23-May 3, 1997, p. 153-165.
De Carlo, Eric Heinen, and Anthony Stephen S., 2002, Spatial and temporal variability of trace element concentrations in an urban subtropical watershed, Honolulu, Hawaii: Applied Geochemistry, vol. 17, p. 475-492. doi: 10.1016/S0883-2927(01)00114-7Â Available Online
Moore, Stephanie J., and Anderholm, Scott K., 2002, Spatial and temporal variations in streamflow, dissolved solids, nutrients, and suspended sediment in the Rio Grande Valley study unit, Colorado, New Mexico, and Texas, 1993-95: U.S. Geological Survey Water Resources Investigations Report 2002-4224, 52 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
Riva-Murray, K., Chasar, L.C., Bradley, P.M., Burns, D.A., Brigham, M.E., Smith, M.J., Abrahamsen, T.A., 2011, Spatial patterns of mercury in macroinvertebrates and fishes from streams of two contrasting forested landscapes in the eastern United States: Ecotoxicology, 15 p., online in advance of print. doi: 10.1007/s10646-011-0719-9 Available Online
Nolan, Bernard T., Baehr, Arthur L., and Kauffman, Leon J., 2003, Spatial variability of groundwater recharge and its effect on shallow groundwater quality in southern New Jersey: Vadose Zone Journal, vol. 2, p. 677-691. Available Online
O'Brien, Anne K., Reiser, Robert G., and Gylling, Helle, 1997, Spatial variability of volatile organic compounds in streams on Long Island, New York, and in New Jersey: U.S. Geological Survey Fact Sheet FS-194-97, 6 p. Available Online
Burns, D.A., Aiken, G.R., Bradley, P.M., Journey, C.A., and Schelker, J., 2012, Specific ultra-violet absorbance as an indicator of mercury sources in an Adirondack River basin: Online First section of Biogeochemistry, 16 p. doi: 10.1007/s10533-012-9773-5 Available Online
Grandon, Ron (EESI), 2001, Sprawl leaves its footprint in water: Environmental and Energy Study Institute (EESI), May 2001, 2 p.
Stamer, John K., and Huntzinger, Thomas L., 1994, Spring herbicide : Nebraska Farmer, vol. 136, no. 8, May 1994, p. 10-13.
Clark, Gregory M., and Ott, D.S., 1996, Springflow effects on chemical loads in the Snake River, south-central Idaho: Journal of the American Water Resources Association, vol. 32, no. 3, June 1996, p. 553-563. doi: 10.1111/j.1752-1688.1996.tb04053.x Available Online
Dawson, Barbara J. Milby, Belitz, Kenneth, Land, Michael, and Danskin, Wesley R., 2003, Stable isotopes and volatile organic compounds along seven ground-water flow paths in divergent and convergent flow systems, Southern California, 2000: U.S. Geological Survey Water-Resources Investigations Report 03-4059, 79 p. Available Online
Spruill, Timothy B., 2000, Statistical evaluation of effects of riparian buffers on nitrate and ground water quality: Journal of Environmental Quality, vol. 29, no. 5, p. 1523-1538. Available Online
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.
Meyers, Donna N., and Metzker, Kevin D., 2000, Status and trends in suspended sediment discharges and conservation tillage in the Maumee River Basin: U.S. Geological Survey Water-Resources Investigations Report 00-4091, 38 p. Available Online
McMahon, P.B., Dennehy, K.F., Bruce, B.W., Bohlke, J.K., Michel, R.L., Gurdak, J.J., and Hurlbut, D.B., 2006, Storage and transit time of chemicals in thick unsaturated zones under rangeland and irrigated cropland, High Plains, United States: Water Resources Research, vol. 42, W03413, 18 p. doi: 10.1029/2005WR004417 Available Online
Harned, D., Cuffney, T., Schueler, T., and McMahon, L., 2010, Stormwater, Impervious Surface, and Stream Health: U.S. Geological Survey Multimedia Gallery Home Video 298, 9:40 minutes. Available Online
Cappiella, Karen, Stack, W.P., Fraley-McNeal, Lisa, Lane, Cecilia, and McMahon, Gerard, 2012, Strategies for managing the effects of urban development on streams: U.S. Geological Survey Circular 1378, 69 p. Available Online
Stewart, J.S., 1995, Stratification of landsat thematic mapper data, based on regional landscape patterns, to improve land-cover classification accuracy of large study areas: American Congress on Surveying and Mapping and the American Society for Photogrammetry and Remote Sensing Proceedings, p. 826-835.
Ourso, Robert T., and Hornig, Evan C., 1999, Stream and aquifer biology of South-Central Texas: A literature review, 1973-97: U.S. Geological Survey Open-File Report 99-243, 38 p. Available Online
Bell, A.H., Coles, J.F., and McMahon, Gerard, 2012, Stream ecosystems change with urban development: U.S. Geological Survey General Information Product 143, 1 p. Available Online
Lewis, Lori J., and Turtora, Michael, 1998, Stream habitat characteristics at selected sites in the Georgia-Florida Coastal Plain: U.S. Geological Survey Water-Resources Investigations Report 98-4013, 23 p. Available Online
Fitzpatrick, Faith A., and Giddings, Elise M.P., 1997, Stream habitat characteristics of fixed sites in the Western Lake Michigan Drainages, Wisconsin and Michigan, 1993-95: U.S. Geological Survey Water-Resources Investigations Report 95-4211-B, 58 p. Available Online
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