National Water-Quality Assessment (NAWQA) Program
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Nowell, L.H., Moran, P.W., Gilliom, R.J., Calhoun, D.L., Ingersoll, C.G., Kemble, N.E., Kuivila, K.M., Phillips, P.J., 2013, Contaminants in stream sediments from seven U.S. metropolitan areas: I. Distribution in relation to urbanization: Archives of Environmental Contamination and Toxicology, v. 64, no.1, p. 32-51. Available Online
Kemble, N.E., Hardesty, D.K., Ingersoll, C.G., Kunz, J.L., Sibley, P.K., Calhoun, D.L., Gilliom, R.J., Kuivila, K.M., Nowell, L.H., Moran, P.W., 2013, Contaminants in stream sediments from seven U.S. metropolitan areas: II. Sediment toxicity to the amphipod Hyalella azteca and the midge Chironomus dilutus: Archives of Environmental Contamination and Toxicology, v. 64, no. 1, p. 52-64. Available Online
Moran, P.W., Kuivila, K.M., Hladik, M.L., Ingersoll, C.G., Kemble, N.E., Moran, P.W., Calhoun, D.L., Nowell, L.H., Gilliom, R.J., 2012, Contaminants in stream sediments from seven U.S. metropolitan areas: Data summary of a national pilot study: U.S. Geological Survey Scientific Investigations Report 2011-5092, 66 p. plus appendices. Available Online
Kuivila, K.M., Hladik, M.L., Ingersoll, C.G., Kemble, N.E., Moran, P.W., Calhoun, D.L., Nowell, L.H., Gilliom, R.J., 2012, Occurrence and potential sources of pyrethroid insecticides in stream sediments from seven U.S. metropolitan areas: Environmental Science and Technology, v. 46, no. 8, pp 4297-4303. Available Online
Stone, W.W., and Gilliom, R.J., 2012, Watershed Regressions for Pesticides (WARP) Models for Predicting Atrazine Concentrations in Corn Belt Streams. Journal of the American Water Resources Association, Vol. 48, No.5: 970-986. Available Online
Martin, J.D., 2011, How Good Is Your Number? Part 1: Measurement Variability [abs.], 32nd Annual Indiana Water Resources Association Conference: The Wabash River Watershed: Assessment, Management, and the Future, 2011, Ball State University Alumni Center, Muncie, Indiana: Indiana Water Resources Association. Available at URL Available Online
Nowell, L.H., Moran, P.W., Kemble, N.E., Ingersoll, C.G., and Kuivila, K.M., 2010, Distribution and toxicity of pesticides and other contaminants in stream sediments in relation to urbanization. American Chemical Society National Meeting, San Francisco CA, March 21-25, 2010. Abstract 209. Available Online
Ryberg, K.R., Vecchia, A.V., Martin, J.D., and Gilliom, R.J., 2010, Trends in pesticide concentrations in urban streams in the United States, 1992-2008: U.S. Geological Survey Scientific Investigations Report 2010-5139, 101 p. Available Online
Phillips, P.J., Nowell, L.H., Gilliom, R.J., Nakagaki, N., Murray, K.R., and VanAlstyne, C., 2010, Composition, distribution, and potential toxicity of organochlorine mixtures in bed sediments of streams. Sci Total Environ 408(3): 594-606. Available Online
Stone, W.W., and Gilliom, R.J., 2009, Update of Watershed Regressions for Pesticides (WARP) for predicting atrazine concentration in streams. 238th American Chemical Society National Meeting in Washington, DC, August 16-20. Abstract AGRO259. Available Online
Stone, W.W.,and Gilliom, R.J., 2009, Update of watershed regressions for pesticides (WARP) for predicting atrazine concentration in streams: U.S. Geological Survey Open-File Report 2009?1122, 22 p. Available Online
Sullivan, D.J., Vecchia, A.V., Lorenz, D.L., Gilliom, R.J., and Martin, J.D., 2009, Trends in pesticide concentrations in corn-belt streams, 1996?2006: U.S. Geological Survey Scientific Investigations Report 2009?5132, 76 p.
Vecchia, A.V., Gilliom, R.J., Sullivan, D.J., Lorenz, D.L. and Martin, J.D., 2009, Trends in concentration and use of agricultural herbicides for corn belt rivers, 1996-2006: Environmental Science & Technology, vol. 23, no. 24, p. 9096-9102.
Nowell, L.H., Crawford, C.G., Gilliom, R.J., Nakagaki, N., Stone, W.W., Thelin, G.P., and Wolock, D.W., 2009, Regression models for explaining and predicting concentrations of organochlorine pesticides in fish from United States streams. Environmental Toxicology and Chemistry, v. 28, n. 6, pp. 1346-1358. (Supporting Info) Available Online
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 Association, vol. 44, no. 5, p. 1,308-1,324.
Stone, W.W., Gilliom, R.J., and Crawford, C.G., 2008, Watershed Regressions for Pesticides (WARP) for Predicting Annual Maximum and Maximum Moving-Average Concentrations of Atrazine in Streams: U.S. Geological Survey Open-File Report 08-1186, 19 p. Available Online
Sprague, L.A. and Nowell, L.H., 2008, Comparison of pesticide concentrations in streams at low flow in six metropolitan areas of the United States: Environmental Toxicology and Chemistry, Vol. 27, No. 2, pp. 288-298 Available Online
Stone, W.W., Crawford, C.G., and Gilliom, R.J., 2007, Estimating pesticide concentrations in U.S. streams from watershed characteristics and pesticide properties. 233rd American Chemical Society National Meeting in Chicago, IL, March 25-29. Abstract AGRO140. Available Online
Sprague, L.A., Harned, D.A., Hall, D.W., Nowell, L.H., Bauch, N.J., and Richards, K.D., 2007, Response of stream chemistry during base flow to gradients of urbanization in selected locations across the conterminous United States: Scientific Investigations Report 2007-5083. Available Online
Nowell, L.H; Crawford, C.G.; Nakagaki, N.; Thelin, G.P.; Wolock, D.M., 2007, Regression models for explaining and predicting organochlorine pesticide concentrations in whole fish from U.S. streams: American Chemical Society, 233rd National Meeting & Exposition, 25-29 March 2007, Chicago, IL, abstract no. 145. Available Online
J.B. Belden, R.J. Gilliom, J.D. Martin, and M.J. Lydy, 2007, Relative toxicity and occurrence patterns of pesticide mixtures in streams draining agricultural watersheds dominated by corn and soybean production: Integrated Environmental Assessment and Management, v.3, n.1, pp. 90-100 Available Online
Vecchia, A.V., and Crawford, C.G., 2006, Simulation of daily pesticide concentrations from watershed characteristics and monthly climatic data: U.S. Geological Survey Scientific Investigations Report 2006-5181, 60 p. Available Online
Nowell, L.H; Crawford, C.G.; Nakagaki, N.; Thelin, G.P.; Wolock, D.M., 2006, Regression models for explaining and predicting concentrations of organochlorine pesticides in whole fish from U.S. streams: National Water Quality Monitoring Council, 2006 National Monitoring Conference, May 7–11 2006, San Jose, CA, abstract no. 073. Available Online
Nowell, L.H; Crawford, C.G.; Nakagaki, N.; Thelin, G.P.; Wolock, D.M., 2006, Regression model for explaining and predicting concentrations of dieldrin in whole fish from United States streams: U.S. Geological Survey Scientific Investigations Report 2006-5020. Available Online
Martin, J.D., 2006, Pesticides in the Nation's streams, 1992-2001 [abs.], Final Program of the 26th International Symposium of the North American Lake Management Society, November 8-10, 2006, Crowne Plaza & Union Station Conference Center, Indianapolis, Indiana: North American Lake Management Society, p. 53. Available Online
Crawford, C.G. and Gilliom, R.J., 2006, Estimating pesticide concentrations in U.S. streams from watershed characteristics and pesticide properties [abs.]: National Water Quality Monitoring Council Abstracts of papers, Fifth National Monitoring Conference, 7-11 May 2006, San Jose, CA, abstract no. 65, p. 395.
Nowell, L.H. and Stephens, V.C., 2005, Contaminant mixtures in bed sediment from U.S. streams, and their potential toxicity to aquatic life: Society of Toxicology, Contemporary Concepts in Toxicology Workshop on Charting the Future: Building the Scientific Foundation for Mixtures Joint Toxicity and Risk Assessment, 16–17 February 2005, Atlanta, Georgia. Available Online
Robert J. Gilliom, and Jeffrey D. Martin, 2004, The prevalence of pesticide mixtures in U.S. streams; Abstract Available Online
Nowell, L.H. and Stephens, V.C., 2004, Contaminant mixtures in bed sediment from U.S. streams, and their potential toxicity to aquatic life [abs.]: Society of Environmental Toxicology and Chemistry Abstracts Book, 4th World Congress and 25th Annual Meeting in North America, 14 - 18 November 2004. Portland, Oregon, abstract no. PH246, p. 468-469.
Martin, J.D., Gilliom, R.J., and Crawford, C.G., 2004, Pesticides in rivers and streams of the United States: A summary of results from the first 10 years of the U.S. Geological Survey National Water-Quality Assessment program [abs.], Program & Abstracts of the Ninth Symposium on the Chemistry & Fate of Modern Pesticides, August 16-19, 2004, Vail Marriott Mountain Resort, Vail, Colorado: International Association of Environmental Analytical Chemistry, abstract no. 4, p. 19. Available Online
Larson, S.J., Crawford, C.G., and Gilliom, R.J., 2004, Development and Application of Watershed Regressions for Pesticides (WARP) for Estimating Atrazine Concentration Distributions in Streams: U.S. Geological Survey Water-Resources Investigations Report 03-4037, 68 p. Available Online
Crawford, C.G. and Gilliom, R.J., 2004, Estimating pesticide concentrations in U.S. streams from watershed characteristics and pesticide properties [abs]: American Chemical Society Abstracts of papers, 228th National Meeting, August 22-26 2004, Philadelphia, PA, abstract no. AGRO 140. Available Online
Crawford, C.G., Larson, S.J., and Gilliom, R.J., 2002, Using watershed characteristics to estimate pesticide concentrations in U.S. streams [abs.]: Society for Occupational and Environmental Health Abstracts of papers, International Conference on Pesticide Exposure and Health, 8-12 July 2002, Bethesda, MD, abstract no. 47, p. 39.
Crawford, C.G., Larson, S.J., and Gilliom, R.J., 2002, Estimating pesticide concentrations in United States streams from nationally available watershed characteristics [abs.]: International Union of Pure and Applied Chemistry Book of abstracts, 10th International Congress on the Chemistry of Crop Protection, 4-9 August 2002, Basel, Switzerland, abstract no. 5d.05, p. 159. (file name: iupac.2002
Wong, C.S., Capel, P.D., and Nowell, L.H., 2001, National-Scale, Field-Based Evaluation of the Biota-Sediment Accumulation Factor Model: Environmental Science and Technology, v. 35, n. 9, p. 1709-1715. Available Online
Wolock, D.M., Gilliom, R.J., and Larson, S.J., 2001, Estimating the effects of basin characteristics on stream pesticide concentrations using coupled watershed and regression models [abs.]: EOS Transactions, v. 82, no. 47, Fall Meeting Supplement, Abstract H21E-06, 1 p. Available Online
Thurman, E.M., Zimmerman, L.R., Aga, D.S., and Gilliom, R.J., 2001, Regional water-quality analysis of 2,4-D and dicamba in river water using gas chromatography-isotope dilution mass spectrometry: International Journal of Environmental Analytical Chemistry, v. 79, no. 3, p. 185-198. Available Online
Larson, S.J., Gilliom, R.J., and Crawford, C.G., 2001, Regression models for predicting pesticide concentrations in U.S. streams [abs.], in Warwick, J.J., ed., Water quality monitoring and modeling: Proceedings, American Water Resources Association, AWRA, Annual Spring Specialty Conference, April 30-May 2, 2001, San Antonio, Texas: Middleburg, Va., American Water Resources Association, p. 41-46.
Larson, S.J., and Gilliom, R.J., 2001, Regression models for estimating herbicide concentrations in U.S. streams from watershed characteristics: Journal of the American Water Resources Association, v. 37, no. 5, p. 1349-1367.
Capel, P.D., Larson, S.J., and Winterstein, T.A., 2001, The behavior of 39 pesticides in surface waters as a function of scale: Hydrological Processes, v. 15, issue 7, p. 1251-1269. Available Online
Capel, P.D., Larson, S.J., 2001, Effect of scale on the behavior of atrazine in surface waters: Environmental Science and Technology, v. 35, no. 4, p. 648-657. Available Online
Wong, C.S., Capel, P.D., and Nowell, L.H., 2000, Organochlorine Pesticides and PCBs in Stream Sediment and Aquatic Biota-- Initial Results from the National Water-Quality Assessment Program, 1992-1995: U.S. Geological Survey Water-Resources Investigations Report 00-4053, Sacramento, CA, 88 p. Available Online
Nowell, L.H., P.D. Capel and P.D. Dileanis, 2000, Pesticides in Stream Sediment and Aquatic Biota: Current Understanding of Distribution and Major Influences. U.S. Geological Survey Fact Sheet 092-00 Available Online
Wong, C.S., Garrison, AW., Foreman, W.T., Capel, P.D., and Nowell, L.H.., 1999, Enantiomeric occurrence and distribution of chiral organochlorine compounds in U.S. river sediment and biota: American Chemical Society, 218th National Meeting, 22-26August, 1999, New Orleans, LA. Available Online
Nowell, L.H., Capel, P.D., and Dileanis, P.D., 1999, Pesticides in stream sediment and aquatic biota-Distribution, trends, and governing factors: Boca Raton, Fla., CRC Press, Pesticides in the Hydrologic System series, v. 4, 1040 p. Available Online
Larson, S.J., Gilliom, R.J., and Capel, P.D., 1999, Pesticides in Streams of the United States--Initial Results from the National Water-Quality Assessment Program U.S. Geological Survey Water-Resources Investigations Report 98-4222, 92 p. Available Online
Wong, C.S., Capel, P.D., and Nowell, L.H., 1998, National-Scale Field-Based Evaluation of the Applicability of Biota Sediment Accumulation Factors (BSAF) [abs.]: Society of Environmental Toxicology and Chemistry Abstracts Book, Eighteenth Annual Meeting, 16-20 November 1997, San Francisco, CA, abstract no. 147, p 29-30. Available Online
Wong, C.S., Capel, P.D., and Nowell, L.H., 1998, National Occurrence and Distribution of Chlorinated Organic Compounds in Stream Bed Sediments and Biota [abs.]: Society of Environmental Toxicology and Chemistry Abstracts Book, Eighteenth Annual Meeting, 16-20 November 1997, San Francisco, CA, abstract no. PMP026, p.127. Available Online
Larson, S.J., Gilliom, R.J., and Capel, P.D., 1997, Pesticides in Surface Waters: Current Understanding of Distribution and Major Influences. U.S. Geological Survey Fact Sheet FS-039-97, 4p. Available Online
Larson, S.J., Capel, P.D., and Majewski, M.S., 1997, Pesticides in Surface Waters: Distribution, Trends, and Governing Factors: Chelsea, Mich., Ann Arbor Press, 390 p.
Nowell, L.H., Dileanis, P.D., and Capel, P.D., 1995, Pesticides in Sediments and Aquatic Biota of United States rivers: Occurrence, Geographic Distribution, and Trends [abs.]: Society of Environmental Toxicology and Chemistry Abstracts Book, Second SETAC World Congress, 5-9 November 1995, Vancouver, B.C., abstract no. PT267, p. 218. Available Online
Larson, S.J., Capel, P.D., Goolsby, D.A., Zaugg, S.D., and Sandstrom, M.W., 1995, Relations Between Pesticide Use and Riverine Flux in the Mississippi River Basin: Chemosphere, v. 31, no. 5, p. 3305-3321. Available Online
Larson, S.J., Capel, P.D., 1995, Pesticides in Surface Waters of the United States: A Review of Occurrence and Geographic Distribution [abs.]: Society of Environmental Toxicology and Chemistry Abstracts Book, Second SETAC World Congress, 5-9 November 1995, Vancouver, B.C., abstract no. PM262, p. 156. Available Online
Goodbred, S., Gilliom, R.J., and Gross, T., 1995, Reconnaissance of 17B-estradiol and 11-ketotestosterone Levels in Fish of United States Streams [abs.]: Society of Environmental Toxicology and Chemistry Abstracts Book, Second SETAC World Congress, 5-9 November 1995, Vancouver, B.C., abstract no. 322, p. 60. Available Online
Gilliom, R.J., 1995, Pesticides in Agriculture and Urban Streams of the United States [abs.]: Society of Environmental Toxicology and Chemistry Abstracts Book, Second SETAC World Congress, 5-9 November 1995, Vancouver, B.C., abstract no. PM259, p. 155. Available Online