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MIDCONTINENT HERBICIDE PROJECT BIBLIOGRAPHY

Aga, D.S., Thurman, E.M., Yockel, M.E., and Williams, T.D., 1996, Identification of a new metabolite of metolachlor in soil: Environmental Science & Technology, v. 30, no. 1, p. 592-597.

Aga, D.S., and Thurman, E.M., 1995, Application of solid-phase extraction (SPE) for ultratrace analysis of herbicides in water and soil by enzyme- linked immunosorbent assay in New Frontiers in Agrochemical Immunoassay, Kurtz, D.A., Skerrett, J.H., and Stanker, L., eds., AOAC International, p. 123-136.

Aga, D.S., Thurman, E.M., and Pomes, M.L., 1994, Determination of alachlor and its sulfonic acid metabolite in water by solid-phase extraction and enzyme-linked immunosorbent assay: Analytical Chemistry, v. 66, p. 1495-99.

Aga, D.S., and Thurman, E.M., 1993, Coupling solid-phase extraction (SPE) and enzyme-linked immunosorbent assay (ELISA) for ultratrace analysis of herbicides in pristine water: Analytical Chemistry, v. 65, p. 2894- 2898.

Antweiler, R.C., Goolsby, D.A., and Taylor, H.E., 1996, Nutrients in the Mississippi River, in Contaminants in the Mississippi River, Meade, R.H., ed., U.S. Geological Survey Circular 1133, p. 73-85.

Battaglin, W.A., Thurman, E.M., Kalkhoff, S.J., and Porter, S.D., 2003. Herbicides and transformation products in surface waters of the Midwestern United States. Journal of the American Water Resources Association, vol. 39, no. 4, p. 743-756.

Battaglin, W.A., Kolpin, D.W., Scribner, E.A., Kuivila, K.M., and Sandstrom, M.W., 2005. Glyphosate, other herbicides, and transformation products in Midwestern streams, 2002. Journal of the American Water Resources Association, Vol. 41, No. 2, p. 323-332.

Battaglin, W.A., Thurman, E.M., Kolpin, D.W., Scribner, E.M., Sandstrom, M.W., and Kuivila, K.M., 2003. Work plan for determining the occurrence of glyphosate, its transformation product AMPA, other herbicides compounds, and antibiotics in Midwestern United States streams, 2002. U. S. Geological Survey Open-File Report 03-69, 18 p.

Battaglin, W.A., Ulery, R.L., Winterstein, T., and Welborn, T., 2003, Estimating the susceptibility of surface water in Texas to nonpoint-source contamination by use of logistic regression modeling: U.S. Geological Survey Water-Resources Investigations Report 03-4025, 24 p.

Battaglin, W.A., Kendall, C., Chang, C.C.Y., Silva, S.R., and Campbell, D.H., 2001, Isotopic and Chemical Composition of Inorganic and Organic Water-Quality Samples from the Mississippi River Basin, 1997-98. U.S. Geological Survey Water-Resources Investigations Report 01-4095, 57 p.

Battaglin, W.A., Furlong, E.T., and Burkhardt, M.R., 2001, Concentration of selected sulfonylurea, sulfonamide, imidazolinone herbicides, other pesticides, and nutrients in 71 Streams, 5 reservoir outflows, and 25 wells in the Midwestern United States, 1998, U.S. Geological Survey Water-Resources Investigations Report 00-4225, 123 p.

Battaglin, W.A., Furlong, E.T., Burkhardt, M.R., and Peter, C.J., 2000, Occurrence of sulfonylurea, sulfonamide, imidazolinone, and other herbicides in rivers, reservoirs, and ground water in the midwestern United States, 1998, in Kolpin, D.W., (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 123-134.

Battaglin, W.A., Kendall, C., Chang, C.C.Y., Silva, S.R., and Campbell, D.H., 2001. Chemical and isotopic evidence of nitrogen transformation in the Mississippi River, 1997-98, Hydrological Processes 15(7): 1285-1300.

Battaglin, W.A., Kendall, C., Chang, C.C.Y., Silva, S.R., and Campbell, D.H., 2001. Isotopic and chemical composition of inorganic and organic water-quality samples from the Mississippi River Basin, 1997-98, U.S. Geological Survey Water-Resources Investigations Report 01-4095, 57 p.

Battaglin, W.A., and Goolsby, D.A., 1999, Are shifts in herbicide use reflected in concentrations changes in Midwestern Rivers, Environmental Science & Technology 33: 2917-2925.

Battaglin, W.A., and Goolsby, D.A., 1998, Regression models of herbicide concentrations in outflow from reservoirs in the midwestern USA, 1992-93: Journal of the American Water Resources Association, V.34, no. 6, p. 1369-1390.

Battaglin, W.A., and Goolsby, D.A., 1997, Statistical modeling of agricultural chemical occurrence in midwestern rivers: Journal of Hydrology, v. 196, p. 1-25.

Battaglin, W.A., Kendall, Carol, Goolsby, D.A., and Boyer, L.L., 1997, Plan of study to determine if the isotopic ratios d¹⁵N and d¹⁸O can reveal the sources of nitrate discharged by the Mississippi River into the Gulf of Mexico: U.S. Geological Survey Open-File Report 97-230, 18 p.

Battaglin, W.A., and Goolsby, D.A., 1996, Using GIS and regression to estimate annual herbicide concentrations in outflow from reservoirs in the midwestern USA, 1992-93 in Hallam C.A., Salisbury, J.M., Lanfear, K.J., and Battaglin, W.A., eds., GIS and Water Resources, American Water Resources Association, TPS-96-3, p. 89-98.

Battaglin, W.A., and Hay, L.E., 1996, Effects of sampling strategies on estimates of annual mean herbicide concentrations in midwestern rivers: Environmental Science & Technology, v. 30, no. 5, p. 889-896.

Battaglin, W.A., and Goolsby, D.A., 1995, Spatial data in Geographic Information System format on agricultural chemical use, land use, and cropping practices in the United States, U.S. Geological Survey Open-File Report 94-4176, 87 p.

Battaglin, W.A., Goolsby, D.A. and Coupe, R.H., 1993, Annual use and transport of agricultural chemicals in the Mississippi River, 1991-92: in Goolsby, D.A., and others, eds., Selected papers on agricultural chemicals in water resources of the Midcontinental United States: U.S. Geological Survey Open-File Report 93-418, 12 p.

Battaglin, W.A., 1992, Estimation of agricultural chemical mass in ground water by volume modeling techniques: thesis for Masters of Engineering, Colorado School of Mines, Golden, Colorado, ER-4284,
157 p.

Bratkovich, A., Dinnel, S.P., and Goolsby, D.A., 1995, Variability and prediction of freshwater an nitrate fluxes for the Louisiana-Texas shelf: Mississippi and Atchafalaya source functions, Estuaries, v. 17, no. 4, p. 766-778, December 1994.

Burkart, M.R., Kolpin, D.W., Jaquis, R., and Cole, K., 2001. Soil characteristics and agrichemicals in groundwater of the Midwestern United States. Water Science and Technology 43(5): 251-260.

Burkart, M.R., Kolpin, D.W., and James, D.E., 1999, Assessing groundwater vulnerability to agrichemical contamination in the Midwest US: Water Science & Technology, v. 39, no. 3, p. 103-112.

Burkart, M.R., and Kolpin, D.W., 1993, Hydrogeologic and land-use factors associated with herbicides and nitrate in near-surface aquifers: Journal of Environmental Quality, v. 22, p. 646-656.

Burkart, M.R., Onstad, C.A., and Bubenzer, G.D., 1990, Research on agrochemicals in water resources, Trans., Am. Geophysical Union, v.71, no. 29, p. 980-988, 1990.

Burkart, M.R. and Ragone, S.A., 1989, Planned studies of herbicides in ground and surface water in the mid-continental United States, International Symposium on Integrated Approaches to Water Pollution Problems, paper, Volume III, International Water Resources Association, Lisboa, Portugal, June, 1989, p. III-475-477, 1989.

Buxton, H.T., 2000, Introduction to the U.S. Geological Survey Toxic Substances Program in Kolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 73-74.

Clark, G.M., and Goolsby, D.A., 2000, Occurrence and load of selected herbicides and metabolites in the lower Mississippi River Basin in Kolpin, D.W. (ed.), SpecialIssue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 101-114.

Clark, G.M., Goolsby, D.A., and Battaglin, W.A., 1999, Seasonal and annual load of herbicides from the Mississippi River Basin to the Gulf of Mexico: Environmental Science and Technology, v. 33, no. 7, p. 981-986.

Coupe, R.H., Manning, M.A., Foreman, W.T., Goolsby, D.A., and Majewski, M.S., 2000, Occurrence of pesticides in rain and air in urban and agricultural areas of Mississippi, April-September 1995 inKolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 227-240.

Coupe, R.H., Goolsby, D.A., Iverson, J.L., Zaugg, S.D., and Markovchick, D.J., 1995, Pesticide, nutrient, streamflow and physical property data for the Mississippi River and major tributaries, April 1991-September 1992: U.S. Geological Survey Open File Report 93-657, 116 p.

Coupe, R.H., Henebry, M.S., and Branham M.R. (with Illinois EPA), 1993, Assessing the effect of pesticides in agricultural runoff on aquatic life in the Sangamon River near Monticello, Illinois: Water, Science, and Technology, vol. 28, p. 569-573.

Foreman, W.T., Majewski, M.S., Goolsby, D.A., Wiebe, F.W., and Coupe, R.H., 2000, Pesticides in the atmosphere of the Mississippi River Valley, part II - Air in Kolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in Science of the Total Environment, v. 248, nos. 2-3, p. 213-226.

Furlong, E.T., Burkardt, M.R., Gates, P.M., Werner, S.L., and Battaglin, W.A., 2000, Routine determination of sulfonylurea, imidazolinone, and sulfonamide herbicides at nanograms-per-liter concentrations by solid-phase extraction and liquid chromatography/mass spectrometry in Kolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 135-146.

Goolsby, D.A., and Battaglin, W.A., 2001. Long-term changes in concentrations and flux of nitrogen in the Mississippi River Basin, USA. Hydrological Processes 15(7): 1209-1226.

Goolsby, D.A., Battaglin, W.A., Aulenback, B.T., and Hooper, R.P., 2001. Nitrogen input to the Gulf of Mexico, Journal of Environmental Quality 30(2): 329-336.

Goolsby, D.A., Battaglin, W.A., Aulenback, B.T., and Hooper, R.P., 2000. Nitrogen flux and sources in the Mississippi River Basin. Science of the Total Environment 248(2-3): 87-100.

Goolsby, D.A., and Battaglin, W.A., 2000. Nitrogen in the Mississippi Basin--Estimating sources and predicting flux to the Gulf of Mexico. U.S. Geological Survey Fact Sheet FS-135-00, 6 p.

Goolsby, D.A., Thurman, E.M., Pomes, M.L., Meyer, M.T., and Battaglin, W.A., 1997, Herbicides and their metabolites in rainfall: Origin, transport, and deposition patterns across the midwestern and northeastern United States, 1990-1991. Environmental Science & Technology, v. 31, no. 5, p. 1325-1333.

Goolsby, D.A., Battaglin, W.A., Fallon, J.D., Aga, D.S., Kolpin, D.W. and Thurman, E.M., 1996, Persistence of herbicides in selected reservoirs in the midwestern United States: Some preliminary results: Iowa Groundwater Quarterly, vol. 7, no. 2, p. 11-16 (reprinted from U.S. Geological Survey Open-File Report 93-418).

Goolsby, D.A. and Pereira, W.E., 1996, Pesticides in the Mississippi River, in Contaminants in the Mississippi River, Meade, R.H., ed., U.S. Geological Survey Circular 1133, p. 86-101.

Goolsby, D.A., Scribner, E.A., Thurman, E.M., Meyer, M.T., and Pomes, M.L., 1995, Data on selected herbicides and two triazine metabolites in precipitation in the midwestern and northeastern Unites States, 1990-91, U.S. Geological Survey Open-File Report 95-469, 341 p.

Goolsby, D.A., and Battaglin, W.A., 1995, Occurrence and distribution of pesticides in streams of the Midwestern United States; in Leng, M.L., ed., Agrochemical Environmental Fate: State of the Art, Boca Raton, Fla., Lewis, CRC Press, p. 159-173.

Goolsby, D.A., 1995, Dissolved herbicides, in Moody, J.A., ed., Data report on Mississippi--Upriver Profiles, Chemical data for water quality samples collected during four upriver transects of the Mississippi River between New Orleans, Louisiana, and St. Paul, Minnesota, May 1990-April 1992, USGS Open-File Report 94-523, 297 p.

Goolsby, D.A., Boyer, L.L., and Battaglin, W.A., 1994, Plan of study to investigate the effect of changes in herbicide use on herbicide concentrations in midwestern streams, 1989-94: U.S. Geological Survey Open- File Report 94-347, 14 p.

Goolsby, D.A., 1994, Flux of herbicides and nitrate from the Mississippi River to the Gulf of Mexico during the 1993 flood: in Dowgiallo, M.J. ed., Coastal Oceanographic Effects of Summer 1993 Mississippi River Flooding: Special NOAA Report; U.S. Department of Commerce, National Oceanic and Atmospheric Administration, p. 32-35.

Goolsby, D.A., Battaglin, W.A., Fallon, J.D., Aga, D.S., Kolpin, D.W., and Thurman, E.M., 1993, Persistence of herbicides in selected reservoirs in the midwestern United States: Some preliminary results, in Goolsby, D.A., and others, eds.,Selected papers on agricultural chemicals in water resources of the midcontinental United States, Open-File Report 93-418, 12 p.

Goolsby, D.A., Battaglin, W.A., and Thurman, E.M., 1993, Occurrence and transport of agricultural chemicals in the Mississippi River basin, July through August 1993: U.S. Geological Survey Circular 1120-C, 22 p.

Goolsby, D.A., Boyer, L.L., and Mallard, G.E., 1993, Selected papers on agricultural chemicals in water resources of the Midcontinental United States: U.S. Geological Survey Open-File Report 93-418, 89 p.

Goolsby, D.A., and Battaglin, W.A., 1993, Occurrence, distribution and transport of agricultural chemicals in surface waters of the midwestern United States: in Goolsby, D.A., and others, eds., Selected papers on agricultural chemicals in water resources of the Midcontinental United States: U.S. Geological Survey Open-File Report 93-418, p. 1-24.

Goolsby, D.A., Thurman, E.M., Pomes, M.L., Meyer, M., and Battaglin, W.A., 1993, Occurrence, distribution, and long range transport of herbicides in precipitation in the midwestern and northeastern United States: in Goolsby, D.A., and others, eds., Selected papers on agricultural chemicals in water resources of the midcontinental United States: U.S. Geological Survey Open- File Report 93-418, p. 75-87.

Goolsby, D.A., Coupe, R.H., and Markovchick, D.J., 1991, Distribution of selected herbicides and nitrate in the Mississippi River and its major tributaries, April through June 1991: U.S. Geological Survey Water Resources Investigations Report 91-4163, 35 p.

Goolsby, D.A., 1991, Atrazine in the Midwestern United States: U.S. Geological Survey Director's Yearbook for Fiscal year 1990, p. 55-57.

Goolsby, D.A., Thurman, E.M., Clark, M.L., and Pomes, M.L., 1990, Immunoassay as a screening tool for triazine herbicides in streams, comparison with gas chromatographic-mass spectrometric methods, in Vanderlaan, Stanker, Watkins, and Roberts, eds., Immunoassays for Trace Chemical Analysis: ACS Symposium Series 451, chapter 8, p. 86-99.

Harvey, C.A., and Kolpin, D.W., and Battaglin, W.A., 1996, Use of geographic information systems and scanning technology to create high- resolution historical land-use data sets: U.S. Geological Survey Water- Resources Investigations Report 96-4100, 41 p.

Hostetler, K.A., and THurman, E.M., 2000, Determination of chloroacetanilide herbicide metabolites in water using high-performance spectrometry inKolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 147-158.

Kalkhoff, S.J., Kolpin, D.W., Thurman, E.M., Ferrer, I., and Barcelo, D., 1998, Degradation of chloracetanilide herbicides: The prevalence of sulfonic and oxanilic acid metabolites in Iowa ground and surface waters: Environmental Science & Technology, v. 32, no. 11, p. 1738-1740.

Kolpin, D.W. Thurman, E.M., and Linhart, S.M., 2001. Occurrence of cyanazine compounds in groundwater: degradates more prevalent than the parent compound. Environmental Science & Technology 35(6): 1217-1222.

Kolpin, D.W., Fischer, E.E., and Schnoebelen, D.J., 2000, Water-quantity and water-quality aspects of a 500-year flood -- Nishbotna River, southwest Iowa, June 1998, 6 p.

Kolpin, D.W., 2000, Importance of the Mississippi River Basin for investigating agricultural-chemical contamination of the hydrologic cycle in Kolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 71-72.

Kolpin, D.W., Thurman, E.M., and Linhart, S.M., 2000, Finding minimal concentrations of herbicides in ground water? Try looking for their degradates in Kolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 115-122.

Kolpin, D.W., Burkart, M.R., and Goolsby, D.A., 1999, Nitrate in ground water of the midwestern United States: A regional investigation on relations to land use and soil properties: IAHS Publication No. 257, p. 111-116.

Kolpin, D.W., Thurman, E.M., and Linhart, S.M., 1998, The environmental occurrence of herbicides: The importance of degradates in ground water: Archives of Environmental Contamination and Toxicology, v. 35, p. 385-390.

Kolpin, D.W., Kalkhoff, S.J., Goolsby, D.A., Sneck-Fahrer, Debra, and Thurman, E.M., 1997, Occurrence of selected herbicides and herbicide degradation products in Iowa's groundwater, 1995: Ground Water, v. 35, no. 4, p. 679-688.

Kolpin, D.W., Sneck-Fahrer, D.A., Hallberg, G.R., and Libra, R.D., 1997, Temporal trends of selected agricultural chemicals in Iowa's ground water, 1982-1995: Are things getting better?: Journal of Environmental Quality, v. 26, no. 4, p. 1007-1017.

Kolpin, D.W., 1997, Agricultural chemicals in ground water of the midwestern United States: Relations to land use: Journal of Environmental Quality, v. 26, no. 4, p. 1025-1037.

Kolpin, D.W., Zichelle, K.E., and Thurman, E.M., 1996, Water-quality data for pesticides, nutrients, and volatile organic compounds in near- surface aquifers of the midcontinental United States, 1992-1994, U.S. Geological Survey Open-File Report 94-435, 47 p.

Kolpin, D.W., Nations, B.K., Goolsby, D.A., and Thurman, E.M., 1996, Acetachlor in the hydrologic system in the midwestern United States: 1994: Environmental Science & Technology, v. 30, no. 5, p. 1459-1464.

Kolpin, D.W., Thurman, E.M., and Goolsby, D.A., 1996, Occurrence of selected pesticides and their metabolites in near-surface aquifers of the midwestern United States: Environmental Science & Technology, v. 30, no. 1, p. 335-340.

Kolpin, D.W., Goolsby, D.A., and Thurman, E.M., 1995, Pesticides in near-surface aquifers: An assessment using highly sensitive analytical methods and tritium: Journal of Environmental Quality, v. 24, p. 1125-1132.

Kolpin, D.W., Thurman, E.M., 1995, Post-flood occurrence of selected agricultural chemicals and volatile organic compounds in near-surface unconsolidated aquifers in the Mississippi River Basin, 1993: USGS Circular 1120G, 20 p.

Kolpin, D.W., Burkart, M.R., and Thurman, E.M., 1994, Herbicides and nitrate in near-surface aquifers of the Mid-Continent United States: U.S.Geological Survey Water Supply Paper 2413, 34 p.

Kolpin, D.W., Goolsby, D.A., Aga, D.S., Iverson, J.L., and Thurman, E.M., 1993, Pesticides in near-surface aquifers: Results of the Midcontinental United States ground water reconnaissance, 1991-92: in Goolsby, D.A., and others, eds., Selected papers on agricultural chemicals in water resources of the Midcontinental United States: U.S. Geological Survey Open-File Report 93-418, p. 64-74.

Kolpin, D.W., Burkart, M.R., and Thurman, E.M., 1993, Hydrogeologic, water-quality and land-use data for the reconnaissance of herbicides and nitrate in near-surface aquifers of the midcontinental United States. U.S. Geological Survey Open-File Report 93-114, 61 p.

Kolpin, D.W., and Burkart, M.R., 1991, Work plan for regional reconnaissance for selected herbicides and nitrate in ground water of the Mid-continental United States, 1991: U.S. Geological Survey Open-File Report 91-59, 18 p.

Larson, S.J., Capel, P.D., and 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.

Liu, S., Lu, J., Kolpin D.W., and Meeker W.Q., 1997, Analysis of environmental data with censored observations: Environmental Science & Technology, v. 31, no. 12, p. 3358-3362.

Liu, S., Yen, S., and Kolpin, D.W., 1996, Atrazine concentrations in near- surface aquifers: A censored regression approach: Journal of Environmental Quality, v. 25, no. 5, p. 992-999.

Liu, S., Yen, S., and Kolpin, D.W., 1996, Pesticides in groundwater: Do atrazine metabolites matter?: Water Resources Bulletin, v. 32, no. 4, p. 845-853.

Lucey, K.J. and Goolsby, D.A., 1993, Effects of short-term climatic variations on nitrate concentrations in the Raccoon River, Iowa: Journal of Environmental Quality, v. 22 p. 38-46.

Majewski, M.S., Foreman, W.T., and Goolsby, D.A., 2000, Pesticides in the atmosphere of the Mississippi River Valley, Part I - Rain in Kolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 201-212.

Majewski, M.S., Foreman, W.T., and Goolsby, D.A., and Nakagaki, N, 1998, Airborne pesticide residues along the Mississippi River: Environmental Science & Technology, v. 32, no. 23, p. 3689-3698.

Meyer, M.T., Bumgarner, J.E., Varns, J.L., Daughtridge, J.V., Thurman, E.M., and Hostetler, K.A., 2000, Use of radioimmunoassay as a screen for antibiotics in confined animal feeding operations and confirmation by liquid chromatography/mass spectrometry inKolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River: Science of the Total Environment, v. 248, nos. 2-3, p. 181-188.

Meyer, M.T, Thurman, E.M. and Goolsby, D.A., 1996, Cyanazine, atrazine, and their metabolites as geochemical indicators of contaminant transport in the Mississippi River: in Herbicide metabolites in surface and ground water, Meyer, M.T. and Thurman, E.M., eds., ACS Symposium series 630, p. 288-303.

Meyer, M.T., 1994, Geochemistry of cyanazine and its metabolites: Indicators of contaminant transport in surface water of the midwestern United States, thesis for Ph.D. in Geochemistry, University of Kansas, Lawrence, KS, 362 p.

Meyer, M.T., Mills, M.S., and Thurman, E.M., 1993, Automated solid-phase extraction of herbicides from water for gas chromatographic-mass spectrometric analysis: Journal of Chromatography, v. 629, p. 55-59.

Mills, M.S., and Thurman, E.M., 1994, Preferential dealkylation reactions of s-triazine herbicides in the unsaturated zone: Environmental Science and Technology, v. 28, no. 4, p. 600-605.

Mills, M.S. and Thurman, E.M., 1992, Mixed-mode isolation of triazine metabolites in soil and aquifer sediments using solid phase extraction: Analytical Chemistry, v. 64, no. 17 p. 1985-90.

Moody, J.A., and Battaglin, W.A., 1996, Chemical character of the Mississippi River, in Contaminants in the Mississippi River, Meade, R.H., ed., U.S. Geological Survey Circular 1133, p. 31-39.

Moody, J.A., and Goolsby, D.A., 1993, Spatial variability of triazine herbicides in the lower Mississippi River: Environ. Science and Technology, v. 27., no. 10, p. 2120-2126.

Mueller, D.K., Ruddy, B.C., and Battaglin, W.A., 1997, Logistic model of nitrate in streams of the upper-midwestern United States: Journal of Environmental Quality, v. 26, p. 1223-1230.

Mueller, D.K., Ruddy, B.C., and Battaglin, W.A., 1993, Relation of nitrate concentrations to land use in the Upper Midwestern United States, 1989-90: in Goolsby, D.A., and others, eds., Selected papers on agricultural chemicals in water resources of the Midcontinental United States: U.S. Geological Survey Open-File Report 93-418, p. 41-50.

Onstad, C.A., Burkart, M.R., and Bubenzer, G.D., 1991, Agricultural research to improve water quality: Journal Soil and Water Conservation, v. 46, no. 3, p. 184-188.

Pomes, M.L. Aga, D.S., Thurman, E.M., and Goolsby, D.A., 1996, An evaluation of a Microtiter plate ELISA method for the analysis of triazine and chloroacetanalide herbicides in storm runoff samples: in Van Emon, and others, eds., Environmental Immunochemical Methods, Chapter 16, ACS Symposium Series 646, p. 170-182.

Pomes, M.L., Thurman, E.M., Aga, D.S., and Goolsby, D.A., 1998, Evaluation of microtiter-plate enzyme-linked immunosorbent assay for the anaylsis of triazine and chloroacetanilide herbicides in rainfall: Environmental Science & Technology, v. 32, no. 1, p. 163-168.

Scribner, E.A., Thurman, E.M., Goolsby, D.A., Meyer, M.T., Battaglin, W.A., and Kolpin, D.W., 2005. Summary of significant results from studies of triazine herbicides and their degradation products in surface water, ground water, and precipitation in the Midwestern United States During the 1990s. U.S. Geological Survey Scientific Investigations Report 2005-5094, 27 p.

Scribner, E.M., Battaglin, W.A., Dietze, J.E., and Thurman, E.M., 2003. Reconnaissance data for glyphosate, other selected herbicides, their degradation products, and antibiotics in 51 streams in nine Midwestern States, 2002. U.S. Geological Survey Open-File Report 03-217, 101 p.

Scribner, E.A., Thurman, E.M., and Zimmerman, L.R., 2000, Analysis of selected herbicide metabolites in surface and ground water of the United States inKolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 159-168.

Scribner, E.A., Battaglin, W.A., Goolsby, D.A., an Thurman, E.M., 2000, Changes in herbicide concentrations in midwestern streams in relation to changes in use, 1989-98 inKolpin, D.W., (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 256-264.

Scribner, E.A., Goolsby, D.A., Thurman, E.M., and Battaglin, W.A., 1998, A reconnaissance for selected herbicides, metabolites, and nutrients in streams of nine midwestern states, 1994-95: U.S. Geological Survey Open-File Report 98-181, 44 p.

Scribner, E.A., Goolsby, D.A., Thurman, E.M., Meyer, M.T. and Battaglin, W.A., 1996, Concentrations of selected herbicides, herbicide metabolites, and nutrients in outflow from selected midwestern reservoirs, April 1992 through September 1993: U.S. Geological Survey Open-File report 96-393, 128 p.

Scribner E.A., Goolsby, D.A., Thurman, E.M., Meyer, M.T., and Pomes, M.L., 1994, Data on selected herbicides, two atrazine metabolites, and nutrients in storm runoff from nine streams in the midwestern United States, 1990-92, USGS Open-File Report 94-396, 144 p.

Scribner, E.,Thurman, E.M., Goolsby, D.A., Meyer, M.T., Pomes, M.L., 1993, Reconnaissance data for selected herbicides, two atrazine metabolites, and nitrate in surface water of the Midwestern United States, 1989-90: U.S. Geological Survey Open-File Report 93-457 77 p.

Tarte, S.R., Schmidt, A.R., and Sullivan, D.J., 1992, Floating sample- collection platform with stage-activated automatic water sampler for streams with large variation in stage: U.S. Geol. Survey Open File Report 92-149, 14 p.

Thurman, E.M., Bastian, K.C., and Molihagen, T., 2000, Occurrence of cotton herbicides and insecticides in playa lakes of the High Plains of west Texas in Kolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 189-200.

Thurman, E.M., Kolpin, D.W., and Meyer, M.T., 1998, Source and transport of desethylatrazine and desisopropylatrazine to ground water of the midwestern United States: in Ballantine, L.G., and others, eds., Triazine herbicides: Risk assessment, Chapter 17, ACS Symposium Series 683, p. 189-207.

Thurman, E.M., Goolsby, D.A., Aga, D.S., Pomes, M.L. and Meyer, M.T., 1996, Occurrence of alachlor and its sulfonated metabolite in rivers and reservoirs of the midwestern United States: The importance of sulfonation in the transport of chloroacetanilide herbicides: Environmental Science & Technology, v. 30, no. 2, p. 569-574.

Thurman, E.M., Mills, M.S., Meyer, M.T., Zimmerman, L.R., Perry, C.A., and Goolsby, D.A., 1994, Formation and transport of deethylatrazine and deisopropylatrazine in surface water: Environmental Science and Technology, v. 28, no. 13, December 1994, p. 2267-2277.

Thurman, E.M., Goolsby, D.A., Meyer, M.T., Mills, M.S., Pomes, M.L., and Kolpin, D.W., 1992, A reconnaissance study of herbicides and their metabolites in surface water of the midwestern United States using immunoassay and GC/MS: Environ. Science and Technology, v. 26, no. 12, p. 2440-2447.

Thurman, E.M. Goolsby, D.A., Meyer, M.T., and Kolpin, D.W., 1991, Herbicides in surface waters of the Midwestern United States--Effects of the spring flush: Environmental Science and Technology, v. 25, no. 10, p. 1794-96.

Thurman, E.M., Meyer, M.T., Pomes, M.L., Perry, C.A., and Schwab, A.P., 1990, Enzyme-linked immunosorbent assay compared with gas chromatography/ mass spectrometry for the determination of triazine herbicides in water: Analytical Chemistry, v. 62, p. 2043-2048.

Yen, S. Liu, S., and Kolpin, D.W., 1996, Analysis of nitrate in near-surface aquifers in the midcontinental United States: An application of the inverse hyperbolic sine Tobit model: Water Resources Research, v. 32, no. 10, p. 3003-3011.

Zimmerman, L.R., Thurman, E.M., and Bastian, K.C., 2000, Detection of persistent organic pollutants in the Mississippi Delta using semipermeable membrane devices in Kolpin, D.W. (ed.), Special Issue: Fate and Transport of Agricultural Chemicals in the Mississippi River Basin: Science of the Total Environment, v. 248, nos. 2-3, p. 166-180.

Aga, D.S., Thurman, E.M. and Pomes, M.L., 1996, Determination of alachlor and its ethanesulfonic acid metabolite in water by solid-phase extraction and enzyme-linked immunosorbent assay in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, vol. 1, p. 385-392.

Battaglin, W.A., and Goolsby, D.A., 1996, Using GIS and regression to estimate annual herbicide concentrations in outflow from reservoirs in themidwestern USA, 1992-93, in Hallam, C.A., Salisbury, H.M. Lanfear, K.J. and Battaglin, W.A., eds., GIS and Water Resources, Proceedings of the American Water Resources Association, TPS-96-3, p. 89-98.

Battaglin, W.A., and Goolsby, D.A., 1996, Using GIS and logistic regression to estimate agricultural chemical concentrations in rivers of the midwestern USA, in Kovar, K. and Nachtnebel, eds., Application of Geographic Information Systems in Hydrology and Water Resources Management, Proceedings of HydroGIS'96 meeting, Vienna, Austria, April 1996, IAHS Publ. no. 235, p. 253-260.

Battaglin, W.A., and Goolsby, D.A., 1994, Relations between herbicide use and annual transport of herbicides in midwestern rivers, 1991-92, in Weigmann, D.L., ed., New Directions in Pesticide Research Development, Management, and Policy, Proceedings of the Fourth National Conference, on Pesticides, Richmond, VA, November 1-3, 1993, p. 711-723.

Battaglin, W.A., Goolsby, D.A., and Mueller, D.K., 1994, Relations between use, concentration, and transport of agricultural chemicals in the Mississippi River basin, in Marston, R.A., and Hasfurther, V.R., eds., Effects of Human-induced Changes on Hydrologic Systems, Proceedings of the American Water Resources Association summer symposium, Jackson Hole, Wyoming, June 26-29, 1994 p. 1073-1086.

Battaglin, W.A., 1993, Use of volume modeling techniques to estimate agricultural chemical mass in groundwater, Minnesota, USA, in Application of geographic information systems in hydrology and water resources management, ed., Kovar, K., and Nachtnebel, H.P. IAHS Publication No. 211, Proceedings of HydroGIS conference in Vienna, Austria, April, 1993, p. 591-599.

Burkart, M.R., and Kolpin, D.W., 1993, Regional assessment of factors related to herbicides and nitrate in near-surface aquifers of the midcontinent. Extended abstract for symposium on Agricultural Research to Protect Water Quality, Minneapolis, Mn., February 21-24, 1993, p. 390- 392.

Burkart, M.R., and Kolpin, D.W., 1993, Application of a geographic information system to assess the occurrence of atrazine in ground water of the mid-continental United States, in Application of geographic information systems in hydrology and water resources management, ed., Kovar, K., and Nachtnebel, H.P. IAHS Publication No. 211, Proceedings of HydroGIS conference in Vienna, Austria, April, 1993, p. 601-610.

Burkart, M.R., 1990, Interagency research and technical integration, in information exchange on models and data needs relating to the impact of agricultural practices on water quality: Workshop Proceedings, Reston, Virginia, February 5-8, 1990, U.S. Geological Survey, OWDC, p. 11-12.

Burkart, M.R., Ragone, S.A., Thurman, E.M., and Perry, C.A., 1988, Planned studies of herbicides in ground and surface water in the Mid-Continental United States; in U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Phoenix, Arizona, Sept. 26-30, 1988, U.S. Geol. Survey Water-Resources Investigations Report 88-4220, p. 445-452, 1988.

Coupe, R.H., Manning, M.A., Foreman, W.T., Goolsby, D.A., and Majewski, M.S., 1999, Occurrence of pesticides in rain and air in urban and agricultural areas of Mississippi, April--September 1995: in Morganwalp, D.W., and Buxton, H.T., (eds.), U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 20 of 3--Contamination of hydrologic systems and related ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 301-312.

Coupe, R.H., Manning, M.A., Foreman, W.T., Goolsby, D.A., and Majewski, M.S., 1998, Occurrence of pesticides in air and rain in urban and agricultural areas of Mississippi, April-September 1995. Proceedings of the 28th Mississippi Water Resources Conference, April 7-8, 1998, Raymond, MS, p. 106-116.

Coupe, R.H., and Goolsby, D.A., 1992, Herbicides in the Mississippi River and its major tributaries, April-June, 1991: Proceedings of the 24th Annual Meeting, Mississippi River Research Consortium, LaCross, Wisconsin, April 30-May 1, 1992, p. 18-19.

Coupe, R.H., and Johnson, G.P., 1991, Triazine herbicides in selected streams in Illinois during storm events, spring, 1990, in G.E. Mallard and D.A. Aronson, eds., Proceedings of the U.S. Geological Survey Toxic Substances Hydrology Program Technical Meeting, Monterey, California, March 11-15, 1991: Water Resources Investigations Report 91-4034.

Cromwell, A.E., and Thurman, E.M., 1996, Atrazine transport and degradation in a pristine watershed: The fate of atrazine deposited by precipitation, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water- Resources Investigations Report 94-4015, vol. 1, p. 423-428.

Druliner, A.D., Goolsby, D.A., and Meyer, M.T., 1996, Temporal distribution of herbicide and nitrite-nitrate concentrations and loads in the West Fork of the Big Blue River, Nebraska, 1990 and 1991-92, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 2-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, vol. 1, p. 479-486.

Fallon, J.D. and Thurman, E.M., 1996, Determining the age, transport, and three-dimensional distribution of atrazine in a reservoir using immunoassay, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, vol. 1, p. 499-504.

Foreman, W.T., Majewski, M.S., Goolsby, D.A., Wiebe, F.W., and Coupe, R.H., 1999m Pesticides in the atmosphere of the Mississippi River Valley, part II--Air, in Morganwalp, D.W., and Buxton, H.T., (eds.), U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 2 of 3--Contamination of hydrologic systems and related ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 263-274.

Goolsby, D.A., Thurman, E.M., Kolpin, D.W., and Battaglin, W.A., 1995, Occurrence of herbicides and metabolites in surface water, ground water and rainwater, in the midwestern United States, in Proceedings 1995 AWWA Conference, Anaheim, CA, June 18-22, 1995, p. 583-591.

Goolsby, D.A., Thurman, E.M, Kolpin, D.W., and M.T. Meyer, 1995, Herbicides and metabolites in surface water, rainwater, and ground water in the midwestern United States, in Proceedings of 209th ACS National Meeting, Anaheim, California, April 2-7, 1995, p. 278-281.

Goolsby, D.A. and Battaglin, W.A., 1994, Occurrence and transport of pesticides in the Mississippi River basin, Proceedings of WATERSHED93: A National Conference on River Basin Planning, Alexandria, Va. March 24, 1993, p. 827.

Goolsby, D.A., Battaglin, W.A., and Thurman, E.M., 1994, Occurrence and transport of herbicides and nitrate in the Mississippi River during the 1993 flood: Proceedings of American Water Resources Association meeting, Nashville, Tn., April 17-20, 1994, p. 473-477.

Goolsby, D.A., Thurman, E.M., Pomes, M.L., and Battaglin, W.A., 1994, Temporal and geographic distribution of herbicides in precipitation in the midwest and northeast United States, 1990-91,. (Proceedings of the Fourth National Pesticide Conference, November 1-3, 1993 in Richmond, VA), p. 697-710.

Goolsby, D.A., 1991, Agricultural chemicals in surface water resources of the Midcontinental United States, in Proceedings of the 27th AWRA Annual Conference, "Water Management of River Systems", New Orleans, La., September 8-13, 1991: AWRA, p. 373-374.

Goolsby, D.A., Thurman, E.M., and Kolpin, D.W., 1991, Geographic and temporal distribution of herbicides in surface waters of the upper Midwestern United States, 1989-1990, in G.E. Mallard and D.A. Aronson, eds., Proceedings of the U.S. Geological Survey Toxic Substances Hydrology Program Technical Meeting, Monterey, California, March 11-15, 1991: Water Resources Investigations Report 91-4034.

Goolsby, D.A., Thurman, E.M., and Kolpin, D.W., 1991, Herbicides in streams--Midwestern United States, in Proceedings 1991 ASCE Irrigation and Drainage Engineering Conference, Honolulu, Hawaii, July 23-27, 1991, p. 17- 23.

Goolsby, D.A., and Thurman, E.M., 1990, Herbicides in rivers and streams of the upper Midwestern United States, in Proceedings of the 46th Annual Meeting of the Upper Mississippi River Conservation Committee, Bettendorf, Iowa, March 13-15, 1990, p. 99-106.

Goolsby, D.A., and Thurman, E.M., 1990, Pesticides in streams of the upper Midwestern United States, in Proceedings of 7th Annual Water and the Future of Kansas Conference, Manhattan, Kansas, March 7-8, 1990, p. 27-28.

Goolsby, D.A., and Thurman, E.M., 1990, Pesticides in streams of the upper Midwestern United States, in information exchange on models and data needs relating to the impact of agricultural practices on water quality, Workshop Proceedings, Reston, Virginia, February 5-8, 1990: U.S. Geological Survey, OWDC, p. 89-90.

Hay, L.E., and Battaglin, W.A., 1996, A visual/interactive method for examining the National Stream Quality Accounting Network (NASQAN) data, Proceedings of Watershed'96, Baltimore, MD, June 8-12, 1996, p. 317-319.

Johnson, G.P., and Coupe, R.H., 1996, Transport and concentrations of selected herbicides and nitrate in the Sangamon River, Illinois, April 1991-March 1992, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxics Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, vol. 1, p. 471-478.

Kolpin, D.W., Goolsby, D.A., Aga, D.S., Iverson, J.L., and Thurman, E.M., 1996, Pesticides in near-surface aquifers: Results of the midcontinental United States ground water reconnaissance, 1991-92, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, vol. 1, p. 505-514.

Kolpin, D.W., and Goolsby, D.A., 1995, A regional monitoring network to investigate the occurrence and distribution of agricultural chemicals in near-surface aquifers of the midcontinental United States: Proceedings of Conference on Groundwater Quality: Remediation and Protection, International Association of Hydrological Sciences Publication No. 225, p. 13-20.

Kolpin, D.W., 1995, Agricultural chemicals in ground water of the Midwest, Proceedings of the 12th Annual Water and the Future of Kansas Conference, Manhattan, Kansas, February 28-March 1, 1995, p. 19-21.

Kolpin, D.W., and Burkart, M.R., 1990, Indicators of pesticides in shallow aquifers in Iowa, in information exchange on models and data needs relating to the impact of agricultural practices on water quality, Workshop Proceedings, Reston, Virginia, February 5-8, 1990: U.S. Geological Survey, OWDC, p. 87.

Majewski, M.S., Foreman, W.T., and Goolsby, D.A., 1999, Pesticides in the atmosphere of the Mississippi River Valley, part I--Rain: in Morganwalp, D.W., and Buxton, H.T. (eds.), U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 2 or 3--Contamination of hydrologic systems and related ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 255-261.

Majewski, M.S., Foreman, W.T., Goolsby, D.A., 1998, Airborne pesticides along the Mississippi River and their relation to GIS mapping of agricultural pesticide use and cropping patterns, in the Proceedings of GIS in Public Health 3rd National Conference, San Diego, California, August 18-20, 1998.

Mallard, G.E., and Goolsby, D.A., 1991, U.S. Geological Survey investigations of agricultural chemicals in surface and groundwater, in Proceedings of Environment Virginia, the Second Annual Symposium for the Protection and Management of Air, Land, and Water Resources, Lexington, VA, April 2-3, 1991, p. 30-33.

Meyer, M.T., and Thurman, E.M., 1996, The transport and degradation of cyanazine metabolites in surface water of the midwestern United States, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water- Resources Investigations Report 94-4015, vol. 1, p. 463-470.

Meyer, M.T., Thurman, E.M. and Goolsby, D.A., 1995, Cyanazine, atrazine, and their metabolites as geochemical indicators of contaminant transport in the Mississippi River, in the Proceedings of 209th ACS National Meeting, Anaheim, California, April 2-7, 1995, p. 298-301.

Mills, M.S., Thurman, E.M., Wing, R.E., and Barnes, P.L., 1991, Dissipation of starch-encapsulated herbicides: A field comparison with powdered herbicides in G.E. Mallard and D.A. Aronson, eds., Proceedings of the U.S. Geological Survey Toxic Substances Hydrology Program Technical Meeting, Monterey, California, March 11-15, 1991: Water Resources Investigations Report 91-4034.

Pomes, M.L., Holub, D.F., Aga, D.S., and Thurman, E.M., 1996, Isocratic separation of alachlor ethanesulfonic, alachlor oxoacetic acid, and hydroxyatrazine by reversed-phase liquid chromatography, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, vol. 1, p. 393-400.

Pomes, M.L., Thurman, E.M., and Goolsby, D.A., 1991, Comparison of microtiter-plate immunoassay (ELISA) and GC/MS for analysis of herbicides in storm-runoff samples, in G.E. Mallard and D.A. Aronson, eds., Proceedings of the U.S. Geological Survey Toxic Substances Hydrology Program Technical Meeting, Monterey, California, March 11-15, 1991: Water Resources Investigations Report 91-4034.

Ragone, S.E., Burkart, M.R., Thurman, E.M., and Perry, C.A., 1988, Herbicides in ground and surface water in the Midcontinental United States: A research plan, in emerging priorities for agricultural research in the 1990's, Agricultural Research Institute, Proceedings and minutes, Thirty- seventh Annual Meeting, October 12-14, 1988, Washington, D.C., p. 55-67.

Scribner, E.A., Thurman, E.M., and Goolsby, D.A., 1996, Reconnaissance of herbicides and their metabolites in surface water of the midwestern United States: Chemical analysis by immunoassay and gas chromatography/ mass spectrometry, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, vol. 1, p. 449-454.

Thurman, E.M., Mills, M.S., and Meyer, M.T., 1996, Chemistry, degradation, and transport of triazine herbicide metabolites in surface water, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Colorado Srpings, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, vol. 1, p. 455-462.

Thurman, E.M., Aga, D.S., Zimmerman, L.R., and Goolsby, D.A., 1996, Use of enzyme immunoassay for large water-quality surveys of major herbicides, abstract for American Chemical Society meeting, New Orleans, La., March 24-28, 1996.

Thurman, E.M., Goolsby, D.A., Meyer, M.T., and Cromwell, A.E., 1995, Evidence of long-range atmospheric transport and degradation of atrazine and deethylatrazine, in the Proceedings of 209th ACS National Meeting, Anaheim, California, April 2-7, 1995, p. 286-287.

Verstraeten, I.M., McGuire, V.L., and Battaglin, W.A., 1996, Use of 2D and 3D GIS in well selection and interpretation of nitrate data, central Nebraska, USA, in Kovar, K. and Nachtnebel, H., eds., Application of Geographic Information Systems in Hydrology and Water Resources Management, Proceedings of HydroGIS'96 meeting, Vienna, Austria, April 1996, IAHS Publ. no. 235, p. 585-591.

Published Fact Sheets
Index: [A|B|C|D|E|F|G|H|I|J|K|L|M|N|O|P|Q|R|S|T|U|V|W|X|Y|Z]

Battaglin, W.A., Furlong, E.T., and Peter, C.J., 1998, A reconnaissance for sulfonylurea herbicides in waters of the Midwestern USA: An example of collaboration between the public and private sectors: U.S. Geological Survey Fact Sheet FS-046-98, 4 p.

Clark, G.M., and Goolsby, D.A., 1999, Discharge of herbicides from the Mississippi River Basin to the Gulf of Mexico, 1991-97: U.S. Geological Survey Fact Sheet, FS-163-98, 4 p.

Goolsby, D.A. and Battaglin, W.A., 2000, Nitrogen in the Mississippi Basin--Estimating Sources and Predicting flux to the Gulf of Mexico: U.S. Geological Survey Fact Sheet 135-00, 6 p.

Kolpin, D.W., Stamer, J.K., and Goolsby, D.A., 1998, Herbicides in ground water of the Midwest: A regional study of shallow aquifers, 1991-94: U.S. Geological Survey Fact Sheet, FS-076-98, 4 p.

Kolpin, D.W., Hallberg, G.A., Sneck Fahrer, Debra, and Libra, R.D., 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.

Sprague, L.A., and Battaglin, W.A., 2005. Wastewater chemicals in Colorado's streams and ground water. U.S. Geological Survey Fact Sheet 2004-3127, 4 p.

Stamer, J.K., Battaglin, W.A., and Goolsby, D.A., 1998, Herbicides in midwestern reservoir outflows, 1992-93: U.S. Geological Survey Fact Sheet, FS-134-98.

Stamer, J.K, Goolsby, D.A. and Thurman, E.M., 1998, Herbicides in rainfall across the midwestern and northeastern United States, 1990-91: U.S. Geological Survey Fact Sheet, FS-181-97.