Conference Proceedings Papers Published by the Toxic Substances Hydrology Program

Goldberg, M.C., Cunningham, K.M., and Sigleo, A.C., 1989,

Abiotic photolysis in the Calcasieu River, Louisiana, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 329-340.

Mills, A.L., and Randall, S.E., 1991,

Abundance and distribution of microbial guilds in a subsurface plume of gasoline contamination at Galloway Township, New Jersey, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 263-267.

Hopple, J.A., and Foster, G.D., 1996,

Accumulation of organochlorine compounds in Hydrilla verticillata relative to sediments in the tidal Potomac River, 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, v. 2, p. 831-833.

Eychaner, J.H., and Stollenwerk, K.G., 1987,

Acidic ground-water contamination from copper mining near Globe, Arizona--I,Overview, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. D-13-D-18.

Stollenwerk, K.G., and Eychaner, J.H., 1987,

Acidic ground-water contamination from copper mining near Globe, Arizona--II, Neutralization capacity of alluvium, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. D-19-D-24.

Ficken, J.H., and Tai, D.Y., 1989,

Activities of the U.S. Geological Survey's Hydrologic Instrumentation Facility in support of hazardous- and toxic-substances programs, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 625-631.

Stollenwerk, K.G., 1987,

Adsorption and desorption of hexavalent chromium in an alluvial aquifer near Telluride, Colorado, in Ragone, S.E., and Sulam, D.J., eds., Program overview and selected papers from the Toxic-Waste Program technical meeting--Tucson, Arizona, March 20-22, 1984: U.S. Geological Survey Open-File Report 86-324, p. 97-100.

Anderson, L.D., Kent, D.B., and Davis, J.A., 1991,

Adsorption and reduction of chromium (VI) under toxic conditions in a shallow sand aquifer at Cape Cod, Massachusetts, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 63-71.

Balistrieri, L.S., and Chao, T.T., 1987,

Adsorption of selenium by iron and manganese oxides--Environmental implications, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. E-19-E-20.

Smith, D.V., and Brown, P.J., 2002,

Advances in directional borehole radar data analysis and visualization, in Koppenjan, S., and Lee, H., eds., Proceedings of the Ninth International Conference on Ground Penetrating Radar, Santa Barbara, California, April 29-May 2, 2002: The University of California, Santa Barbara and Bechtel Nevada/Special Technologies Laboratory, p. 1-5.

Smith, D.V., Wright, D.L., and Abraham, J.D., 2000,

Advances in very early time electromagnetic (VETEM) system data analysis and image processing, in Powers, M.H., Ibrahim, A.B., and Cramer, L., eds., Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP2000), February 20-24, 2000, February 20-24, 2000: Environmental and Engineering Geophysical Society, p. 469-475.

Bradley, P.M., Landmeyer, J.E., and Chapelle, F.H., 1999,

Aerobic mineralization of MTBE and t-butanol by stream-bed-sediment microorganisms, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 87-92.

Kolpin, D.W., 1995,

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

Goolsby, D.A., 1991,

Agricultural chemicals in surface-water resources of the Midcontinental United States, in American Water Resources Association, NAWQA (National Water Quality Assessment Program) session, Proceedings, New Orleans, September, 1991: p. 373-374.

Williams, J.D., Kolpin, D.W., and eds., 2003,

Agricultural hydrology and water quality, in Proceedings of the AWRA 2003 Spring Specialty Conference: Kansas City, MO, American Water Resources Association, p. CD-ROM.

Essaid, H.I., Herkelrath, W.N., and Hess, K.M., 1991,

Air, oil, and water distributions at a crude-oil spill site, Bemidji, Minnesota, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 614-620.

Lind, C.J., and Stollenwerk, K.G., 1996,

Alteration of alluvium by acidic ground water resulting from copper mining at Pinal Creek, Arizona, 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, v. 2, p. 1089-1094.

Herman, J.S., Mills, A.L., and Cozzarelli, I.M., 2002,

Alteration of reactive mineral surfaces by ground water, in Wilkin, R.T., Ludwig, R.D., and Ford, R.G., eds., Proceedings of the Workshop on Monitoring Oxidation-Reduction Processes for Ground-water Restoration, Dallas, Texas, April 25-27, 2000: Cincinnati, Ohio, U.S. Environmental Protection Agency EPA/600/R-02/002, p. 39-42.

Hem, J.D., and Roberson, C.E., 1990,

Aluminum hydrolysis reactions and products in mildly acidic aqueous systems, in Melchior, D.C., and Bassett, R.L., eds., Chemical Modeling of Aqueous Systems II: Washington, D.C., American Chemical Society ACS Symposium Series 416, p. 429-446.

Jung, R.E., Bank, M., Rice, K.C., Southerland, M.T., and Sparling, D., 2002,

Amphibian-stressor investigations as part of the U.S. Geological Survey Amphibian Research and Monitoring Initiative (ARMI) in the Northeast regions, in Symposium on Multiple Stressor Effects in Relation to Declining Amphibian Populations, Pittsburgh, Pennsylvania, April 16-17, 2002: ASTM International.

Godsy, E.M., Goerlitz, D.F., and Grbic'-Galic', D., 1990,

Anaerobic biodegradation of creosote contaminants in natural and simulated ground water ecosystems, in Symposium on Bioremediation of Hazardous Wastes--EPA's Biosystems Technology Development Program, Falls Church, Virginia, 1990: p. 39-42.

Godsy, E.M., Goerlitz, D.F., and Grbic'-Galic', D., 1987,

Anaerobic biodegradation of creosote contaminants in natural and simulated ground-water ecosystems, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. A-17-A-19.

Blum, J.S., Culbertson, C.W., and Oremland, R.S., 1996,

Anaerobic growth of bacterial strain SES3 with selenate as the electron acceptor, 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, v. 2, p. 911-915.

Tiedeman, C.R., and Hsieh, P.A., 1999,

Analysis of an open-hole aquifer test in fractured crystalline rock, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 783-793.

Thurman, E.M., Meyer, M., and Adams, C.D., 1991,

Analysis of atrazine metabolites by enzyme-linked immunosorbent assay and gas chromatography/mass spectrometry, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 568-571.

Ferrer, I., and Thurman, E.M., 2003,

Analysis of emerging contaminants, in Ferrer, I., and Thurman, E.M., eds., Liquid Chromatography/Mass Spectrometry, MS/MS and Time of Flight MS--Analysis of Emerging Contaminants (Orlando meeting): American Chemical Society Symposium Series 850, p. 2-13.

Barber, L.B., Brown, G.K., Writer, J.H., and Zaugg, S.A., 1998,

Analysis of potential endocrine disrupting chemicals in sewage effluents using continuous liquid-liquid extraction with derivatization and gas chromatography/mass spectrometry, in Proceedings of the American Chemical Society National Meeting, Boston, Massachusetts, August 23-27, 1998: v. 38, p. 273-275.

Scribner, E.A., Thurman, E.M., and Zimmerman, L.R., 1999,

Analysis of selected herbicide metabolites in surface and ground water of the United States, in Daniel, B.J., ed., Proceedings of the Twenty-ninth Mississippi Water Resources Conference, Raymond, Mississippi, April 7-8, 1999: Mississippi Water Resources Research Institute, p. 110-119.

Scribner, E.A., Thurman, E.M., and Zimmerman, L.R., 1999,

Analysis of selected herbicide metabolites in surface and ground water of the United States, 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. 355-365.

Moench, A.F., and Hsieh, P.A., 1985,

Analysis of slug test data in a well with finite thickness skin, in Neuman, S.P., and Simpson, E.S., eds., Hydrogeology of rocks of low permeability, International Association of Hydrogeologists, 17th International Congress, Proceedings, Tucson, Ariz., January 7-12, 1985: International Association of Hydrogeologists, Memoirs, v. 17, no. 1, p. 17-29.

Paillet, F.L., Novakowski, Kent, and Lapcevic, P., 1992,

Analysis of transient flows in boreholes during pumping in fractured formations, in Society of Professional Well Log Analysts 33rd Annual Logging Symposium Transactions, Oklahoma City, Oklahoma, June 14-17, 1992: Houston, Tex., Society of Professional Well Log Analysts, v. 1, paper no. S, p. 1-22.

Moench, A.F., and Kharaka, Y.K., 2001,

Analytical model for deep well injection of cold brine into a hot aquifer, in Cidu, R., ed., Proceedings of the Tenth International Symposium WRI-10, Villasimius, Italy, June 10-15, 2001: A.A. Balkema, v. 1, p. 193-196.

Russell, T.F., and Healy, R.W., 2000,

Analytical tracking along streamlines in temporally linear Raviart-Thomas velocity fields, in Proceedings of the XIII International Conference on Computational Methods in Water Resources, Calgary, Alberta, June 25-29, 2000: p. 631-638.

Battaglin, W.A., Goolsby, D.A., and Coupe, R.H., 1996,

Annual use and transport of agricultural chemicals in the Mississippi River, 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, v. 1, p. 429-440.

Starn, J.J., 1996,

Apparent solute dispersion in an alluvial/aquifer stream system, 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, v. 2, p. 935-940.

Barber, L.B., II, Lewis, J.A., Schroeder, M.P., and Gibs, J., 1989,

Applicability of conventional methods for analysis of trace-level organic contaminants in natural waters, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 613.

Novo-Grdac, K.J., and Smith, C.H., 1991,

Application of MINTEQA2 to the speciation of contaminants at Globe, Arizona, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 498-501.

Lane, J.W., Jr., Williams, J.H., Johnson, C.D., Sr. Savino, D.-M., and Haeni, F.P., 2001,

Application of a geophysical "tool-box" approach to characterization of fractured-rock aquifers--a case study from Norwalk, Connecticut, in Symposium of the Application of Geophysics to Engineering and Environmental Problems, Denver, Colorado, March 4-7, 2001: Wheat Ridge, Colo., Environmental and Engineering Geophysical Society, p. CD-ROM.

Leonard, R.A., and Knisel, W.G., 1989,

Application of a model to evaluate agrichemical loading to ground water at the Plains, Georgia, research site, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 639.

Placzek, G., Lane, J.W., Jr., and Coutu, G., 1996,

Application of adaptive noise-cancelling methods to ground-penetrating radar data, in 7th International Conference on Signal Processing Applications and Technology, Boston, Massachusetts, October 7-10, 1996: San Francisco, Calif., Miller Freeman Inc., p. 958-962.

De Flaun, M.F., Drew, S., Dale, J., Lacombe, P., and Schauble, P., 2006,

Application of bioaugmentation for TCE DNAPL in fractured bedrock, in Sass, B.M., ed., Fifth International Conference on Remediation of Chlorinated and Recalcitrant Compounds, Monterey, California, May 22-25, 2006: Columbus, Ohio, Battelle Press, (CD ROM).

Joesten, P.K., Lane, J.W., Jr., Savoie, J.G., and Versteeg, R.J., 2001,

Application of borehole-radar methods to image two permeable reactive-iron walls at the Massachusetts Military Reservation, Cape Cod, Massachusetts, in Symposium on the Application of Geophysics to Engineering and Environmental Problems, Denver, Colorado, March 4-7, 2001: Wheat Ridge, Colo., Environmental and Engineering Geophysical Society, p. CD-ROM.

Lane, J.W., Jr., Day-Lewis, F.D., Versteeg, R.J., Casey, C.C., and Joesten, P.K., 2004,

Application of cross-borehole radar to monitor field-scale vegetable oil injection experiments for biostimulation, in Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP 2004), Colorado Springs, Colorado, February 22-26, 2004: Environmental and Engineering Geophysical Society, p. CD-ROM, 20 p.

Johnson, C.D., Lane, J.W., Jr., Williams, J.H., and Haeni, F.P., 2001,

Application of geophysical methods to delineate contamination in fractured rock at the University of Connecticut landfill, Storrs, Connecticut, in Symposium on the Application of Geophysics to Engineering and Environmental Problems, Denver, Colorado, March 4-7, 2001: Wheat Ridge, Colo., Environmental and Engineering Geophysical Society, p. CD-ROM.

Plummer, L.N., and Parkhurst, D.L., 1990,

Application of the Pitzer Equations to the PHREEQE geochemical model, in Melchoir, D.C., and Bassett, R.L., eds., Chemical modeling of aqueous systems II: Washington, D.C., American Chemical Society ACS Symposium Series 416, p. 128-137.

Feltz, H.R., Lewis, J.A., and Cardinali, F.L., 1988,

Application of the gas chromatographic/flame ionization detector analysis, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusetts, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. F-1-F-15.

Leonard, R.A., Knisel, W.G., Davis, F.M., and Truman, C.C., 1991,

Application of the gleams model at the Plains, Georgia, agricultural-management site, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 601-604.

Walton-Day, K., Runkel, R.L., Kimball, B.A., and Bencala, K.E., 1999,

Application of the solute-transport models OTIS and OTEQ and implications for remediation in a watershed affected by acid mine drainage, Cement Creek, Animas River Basin, Colorado, 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 1 of 3--Contamination from Hardrock Mining: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 37-46.

Walton-Day, K., Runkel, R.L., Kimball, B.A., and Bencala, K.E., 2000,

Application of the solute-transport models OTIS and OTEQ and implications for remediation in a watershed affected by acid mine drainage, Cement Creek, Animas River basin, Colorado, in Proceedings from the Fifth International Conference on Acid Rock Drainage, Denver, Colorado, May 21-24, 2000: Littleton, Colo., Society for Mining, Metallurgy, and Exploration, p. 389-399.

Rudolph, D.L., and Ferre, P., 1995,

Application of time-domain reflectrometry techniques to field-scale tracer testing in unsaturated sediments, in Gambolati, G., and Verri, G., eds., Advanced Methods for Groundwater Pollution Control, proceedings of the international symposium, Udine, Italy, May 5-6, 1994: Springer Verlag, International Centre for Mechanical Sciences, v. 364, p. 217-234.

Kendall, C., and Krabbenhoft, D.P., 1995,

Applications of isotopes to tracing sources of solutes and water in shallow systems, in Charbeneau, R.J., ed., Groundwater Management, Proceedings of the International Symposium, San Antonio, Texas, August 1995: American Association of Civil Engineers, p. 390-395.

Krabbenhoft, D.P., Gilmour, C.C., Orem, W.H., Aiken, G.R., Kendall, C., Olsen, M.L., and DeWild, J., 2001,

Aquatic cycling of mercury in the Everglades (ACME) project--Synopsis of phase 1 studies and plans for phase 2 studies, in Eggleston, J.R., and others, eds., U.S. Geological Survey Program on the South Florida Ecosystem--2000 Proceedings--Presentations made at the Greater Everglades Ecosystem Restoration (GEER) Conference, December 11-15, 2000, Naples, Florida: U.S. Geological Survey Open-File Report 00-449, p. 62-63.

Krabbenhoft, D.P., Hurley, J.P., Marvin-DiPasquale, M., Orem, W.H., Aiken, G.R., Schuster, P.F., Gilmour, C.C., and Harris, R., 1999,

The aquatic cycling of mercury in the Everglades (ACME) project; a process-based investigation of mercury biogeochemistry in a complex environmental setting, in Gerould, S., and Higer, A., eds., U.S. Geological Survey Program on the South Florida Ecosystem--Proceedings of South Florida Restoration Science Forum, May 17-19, 1999, Boca Raton, Florida: U.S. Geological Survey Open-File Report 99-0181, p. 54-55.

Milhous, R.T., 1999,

Aquatic physical habitat and hydrology in abandoned mined land studies, 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 1 of 3--Contamination from Hardrock Mining: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 47-54.

Nordstrom, D.K., 2002,

Aqueous redox chemistry and the behavior of iron in acid mine waters, in Wilkin, R.T., Ludwig, R.D., and Ford, R.G., eds., Proceedings of the workshop on monitoring oxidation-reduction processes for ground-water restoration, Dallas, Texas, April 25-27, 2000: Cincinnati, Ohio, U.S. Environmental Protection Agency EPA/600/R-02/002, p. 43-47.

Scholl, M.A., Cozzarelli, I.M., Christenson, S.C., Breit, G.N., and Schlottman Norvell, J.L., 1999,

Aquifer heterogeneity at the Norman, Oklahoma, landfill and its effect on observations of biodegradation processes, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 557-567.

Tolle, S., and Arthur, G.V., 1991,

Aquifer restoration under the Clean Water Act, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 520-523.

Anderson, R.T., Rooney-Varga, J.N., Gaw, C.V., and Lovley, D.R., 1999,

Aromatic and polyaromatic hydrocarbon degradation under Fe(III)-reducing conditions, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 177-186.

Cain, D.J., Fend, S.V., and Carter, J.L., 1988,

Arsenic concentrations of selected benthic insects in Whitewood Creek and the Belle Fourche River, South Dakota, in Mallard, G.E., ed., U.S. Geological Survey Toxic Substances Hydrology Program--Surface-Water Contamination--Proceedings of the technical meeting, Denver, Colorado, February 2-4, 1987: U.S. Geological Survey Open-File Report 87-764, p. 55-60.

Ficklin, W.H., and Callender, E., 1989,

Arsenic geochemistry of rapidly accumulating sediments, Lake Oahe, South Dakota, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 217-222.

Horowitz, A.J., and Elrick, K.A., 1988,

Arsenic geochemistry of sediment cores from the Cheyenne River arm of Lake Oahe, South Dakota--1985 results, in Mallard, G.E., ed., U.S. Geological Survey Toxic Substances Hydrology Program--Surface-Water Contamination--Proceedings of the technical meeting, Denver, Colorado, February 2-4, 1987: U.S. Geological Survey Open-File Report 87-764, p. 39-40.

Welch, A.H., and Lico, M.S., 1988,

Arsenic in an alluvial-lacustrine aquifer, Carson Desert, western Nevada, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusetts, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. E-9-E-13.

McKallip, T.E., Goddard, K.E., and Horowitz, A.J., 1989,

Arsenic in the alluvial sediments of Whitewood Creek and the Belle Fourche and Cheyenne rivers in western South Dakota, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 203-209.

Ficklin, W.H., and Ryder, J.L., 1988,

Arsenic species in ground water and pore water in stream sediments affected by mine drainage in Montana and Colorado, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusettes, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. E-9-E-11.

Hostettler, F.D., Kvenvolden, K.A., Rosenbauer, R.J., and Short, J.W., 1999,

Aspects of the Exxon Valdez oil spill--A forensic study and a toxics controversy, 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. 135-144.

Luoma, S.N., Carter, J.L., and Brown, C.L., 1991,

Assessing adverse effects of contaminants in benthic species at the San Francisco Bay toxics site, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 667-671.

Church, C.D., Isabelle, L.M., Pankow, J.F., Tratnyek, P.G., and Rose, D.L., 1997,

Assessing the in situ degradation of methyl tert-butyl ether (MTBE) byproduct identification at the sub-ppb level using direct aqueous injection GC/MS, in 213th American Chemical Society National Meeting, Proceedings, San Francisco, Calif., April 13-17, 1997: Washington, D.C., American Chemical Society, p. 411-413.

Leenheer, J.A., 1985,

Assessment of organic solute distributions in water, in Degens, E.T., Kempe, S., and Herrera, R., eds., Transport of carbon and minerals in major world rivers--Part 3, Proceedings of a workshop arranged by the Scientific Committee on Problems of the Environment (SCOPE) and the United Nations Environment Programme (UNEP), Caracas, Venezuela, March, 25-31, 1984: Hamburg, West Germany, Im Selbstverlag des Geologisch-Palontologischen Institutes der Universitt Hamburg, Mitteilungen aus dem Geologisch-Palontologischen Institut der Universit Hamburg, heft 58, p. 165-178.

German, E.R., 1989,

Assessment of potential for contamination of the Upper Floridan aquifer from drainage-well recharge in the Orlando area, central Florida, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 465-472.

Konikow, L.F., and Swain, L.A., 1990,

Assessment of predictive accuracy of a model of artificial recharge effects in the Upper Coachella Valley, Calif., in Simpson, E.S., and Sharp, J.M., Jr., eds., Selected papers on hydrogeology, 1989 IGC Meeting, Proceedings, Washington, D.C., 1989: International Association of Hydrogeologists, v. 1, p. 433-449.

Harvey, J.W., and Fuller, C.C., 1996,

Association of selected metals with colloidal and suspended particulate material in shallow ground water and surface water at Pinal Creek, Arizona, 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, v. 2, p. 1073-1079.

Campbell, D.H., Cravotta, C.A., Ging, P., Lind, C.J., Lawrence, G.B., Murdoch, P.S., Silva, S., and Wilkison, D., 1996,

Atmospheric deposition and nitrogen cycling in soils--Use of isotopes for determining sources (Working Groups 3 and 4 summary report), in Puckett, L.J., and Triska, F.J., eds., U.S. Geological Survey Nitrogen Cycling Workshop, Denver, Colorado, October 30 - November 2, 1995: U.S. Geological Survey Open-File Report 96-477, p. 72-77.

Lawrence, G.B., Goolsby, D.A., and Battaglin, W.A., 1999,

Atmospheric deposition of nitrogen in the Mississippi River Basin, 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. 331-337.

Adams, C.D., Randtke, S.J., Thurman, E.M., and Hulsey, R.A., 1990,

Atrazine and its degradation products in soil and ground water, and the effectiveness of water-treatment processes for their removal, in University of Kansas Environmental 40th Annual Conference, Proceedings, Lawrence, Kan., February 7, 1990: p. 1-24.

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, v. 1, p. 423-428.

Tindall, J.A., and Vencill, W.K., 1996,

Atrazine transport through preferential pathways at the Missouri MSEA, 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, v. 1, p. 607-611.

Lane, J.W., Day-Lewis, F.D., Harris, J.M., Haeni, F.P., and Gorelick, S.M., 2000,

Attenuation-difference radar tomography--results of a multiple-plane experiment at the U.S. Geological Survey fractured-rock research site, Mirror Lake, New Hampshire, in Noon, D.A., Stickley, G.F., and Longstaff, D., ed., GPR 2000, Proceedings of the Eighth International Conference on Ground Penetrating Radar, Gold Coast, Australia, May 23-26, 2000: Queensland, Australia, University of Queensland, p. 666-675.

Baedecker, M.J., Cozzarelli, I.M., Evans, J.R., and Hearn, P.P., 1992,

Authigenic mineral formation in aquifers rich in organic material, in Kharaka, Y.K., and Maest, A.S., eds., Low temperature environments, v. 1 of Water-rock interaction--Proceedings of the 7th International Symposium on Water-Rock Interaction--WRI-7, Park City, Utah, July 13-18, 1992: Rotterdam, A.A. Balkema, p. 257-261.

Bodine, M.W., Jr., 1987,

Authigenic nontronitic smectite associated with the creosote waste plume, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. A-11-A-12.

Demcheck, D.K., 1988,

Automated instrumentation used for the lower Calcasieu River study, in Mallard, G.E., ed., U.S. Geological Survey Toxic Substances Hydrology Program--Surface-Water Contamination--Proceedings of the technical meeting, Denver, Colorado, February 2-4, 1987: U.S. Geological Survey Open-File Report 87-764, p. 65-66.

Majure, J.J., and Eash, D.A., 1991,

An automated method to quantify physical basin characteristics, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 558-561.

Hornecker, M.M., and Kolar, R.L., 1998,

Automated soil moisture observations and infiltration modeling at the closed Norman, Oklahoma landfill, in Morel-Seytoux, H.J., ed., 18th AGU Hydrology Days, Proceedings, Fort Collins, Colo., March 30-April 2, 1998: p. 141-152.

Troutman, B.M., and Karlinger, M.R., 1986,

Averaging properties of channel networks using methods in stochastic branching theory, in Gupta, V.K., Rodriguez-Iturbe, I., and Wood, E.F., eds., Scale problems in hydrology--Runoff generation and basin response, Symposium, Proceedings, Princeton, New Jersey, October 30-November 3, 1984: Dordrecht, Netherlands, D. Reidel Publishing Co., p. 185-216.

Lee, R.W., 1996,

Background aqueous chemistry and effects of carbon dioxide variations in recharge in shallow ground water in a glacial outwash aquifer, Cape Cod, Massachusetts, 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, v. 1, p. 207-217.

Lee, R.W., 1991,

Background aqueous chemistry of shallow ground water in a sewage-contaminated glacial outwash aquifer, Cape Cod, Massachusetts, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 96-101.

Harvey, R.W., and George, L.H., 1988,

Bacterial distribution and transport in a plume of sewage-contaminated ground water, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusetts, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. B-25-B-26.

Moulton, C.W., Wright, D.L., Hutton, R.S., Smith, D.V., and abraham, J.D., 2002,

Basalt-flow imaging using a high-resolution directional borehole radar, in Koppenjan, S., and Lee, H., eds., Proceedings of the Ninth International Conference on Ground Penetrating Radar, Santa Barbara, California, April 29-May 2, 2002: The University of California, Santa Barbara and Bechtel Nevada/Special Technologies Laboratory, p. 1-6.

Burton, W.C., Armstrong, T.R., and Walsh, G.J., 1999,

Bedrock geologic framework of the Mirror Lake research site, New Hampshire, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 705-713.

Cain, D.J., and Luoma, S.N., 1991,

Benthic insects as indicators of large-scale trace metal contamination in the Clark Fork River, Montana, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 525-529.

Pereira, W.E., Rostad, C.E., and Chiou, C.T., 1989,

Bioconcentration of hydrophobic organic compounds in stream biota in the Calcasieu River estuary, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 612.

White, K.D., 1989,

Biodegradation of methanol and tertiary butyl alcohol in subsurface systems, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 647.

Godsy, E.M., and Grbic'-Galic', D., 1989,

Biodegradation pathways for benzothiophene in methanogenic microcosms, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 559-564.

Kendall, C., Bemis, B.E., Wankel, S.D., Lange, T., and Krabbenhoft, D.P., 2003,

Biogeochemical and hydrologic controls on food web structure in the Everglades, in Torres, A.E., and others, eds., U. S. Geological Survey Greater Everglades Science Program--2002 biennial report; including USGS abstracts of presentations made at the Joint science conference on Florida Bay and Greater Everglades Ecosystem Restoration (GEER), "From Kissimmee to the Keys": U.S. Geological Survey Open-File Report 2003-0054, p. 98-99.

Cozzarelli, I.M., and Baedecker, M.J., 1996,

Biogeochemical fate of organic acid metabolites produced during the microbial degradation of hydrocarbons in ground water, 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, v. 1, p. 17-25.

Barber, L.B., II, Thurman, E.M., Field, J.A., Leenheer, J.A., and LeBlanc, D.R., 1991,

Biogeochemical fate of organic compounds in sewage-contaminated ground water, Cape Cod, Massachusetts, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 102-105.

Baedecker, M.J., and Cozzarelli, I.M., 1994,

Biogeochemical processes and migration of aqueous constituents in ground water contaminated with crude oil, in Dutton, A.R., ed., Toxic Substances and the Hydrologic Sciences--Proceedings of the conference, Austin, Texas, April 10-13, 1994: Minneapolis, Minn., American Institute of Hydrology, p. 69-79.

Eganhouse, R.P., Baedecker, M.J., and Cozzarelli, I.M., 1994,

Biogeochemical processes in an aquifer contaminated by crude oil--An overview of studies at the Bemidji, Minnesota, research site, in Symposium on Intrinsic Bioremediation of Ground Water, Denver, Colo., August 30 - September 1, 1994: Washington, D.C., Environmental Protection Agency, p. 111-120.

Cozzarelli, I.M., Suflita, J.M., Ulrich, G.A., Harris, S.H., Scholl, M.A., Schlottman Norvell, J.L., and Jaeschke, J.B., 1999,

Biogeochemical processess in a contaminant plume downgradient from a landfill, Norman, Oklahoma, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 521-530.

Schmitt, C.J., Bartish, T.M., Blazer, V.S., Gross, T.S., Tillitt, D.E., Bryant, W.L., and DeWeese, L.R., 1999,

Biomonitoring of environmental status and trends (BEST) program--Contaminants and related effects in fish from the Mississippi, Columbia, and Rio Grande Basins, 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. 437-446.

Lovley, D.R., 1996,

Bioremediation of petroleum and metal contamination with dissimilatory metal reduction, 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, v. 2, p. 859-863.

Lorah, M.M., Voytek, M.A., and Kirshtein, J., 2000,

Biotic and abiotic degradation of 1,1,2,2-tetrachloroethane in wetland sediments, in Proceedings of the Geochemical and Microbial Community Analyses: American Chemical Society, v. 40, p. 332-334.

Wilson, B.H., 1989,

Biotransformation of chlorinated hydrocarbons and alkylbenzenes in aquifer material from the Picatinny Arsenal, New Jersey, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 389-394.

Ehlke, T.A., Imbrigiotta, T.E., Wilson, B.H., and Wilson, J.T., 1991,

Biotransformation of cis-1,2-dichloroethylene in aquifer material from Picatinny Arsenal, Morris County, New Jersey, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 689-697.

Wright, D.L., and Nelson, P.H., 1993,

Borehole dielectric logging for environmental applications--A review and a time-domain laboratory experiment, in Hallenburg, J.K., ed., Transactions of the 5th Annual Symposium, Minerals and Geotechnical Logging Society, Tulsa, Oklahoma, October 24-28, 1993: Tulsa, Okla., The Minerals and Geotechnical Logging Society, The Society of Professional Well Log Analysts, p. T1- T23.

Paillet, F.L., 2001,

Borehole geophysical applications in karst hydrogeology, in Kuniansky, E.L., ed., U.S. Geological Survey Karst Interest Group Proceedings, St. Petersburg, Florida, February 13-16, 2001: U.S. Geological Survey Water-Resources Investigations Report 01-4011, p. 116-123.

Paillet, F.L., and Hanscomb, H., 2000,

Borehole geophysical characterization of hydraulic stimulation of fractured bedrock aquifers, in Powers, M.H., Ibrahim, A.-B., and Cramer, L., eds., Proceedings of the symposium on the application of geophysics to engineering and environmental problems, February 20-24, 2000: Environmental and Engineering Geophysical Society, p. 567-576.

Paillet, F.L., 1997,

Borehole geophysics used to characterize vertical fractures and their connections to bedding plane aquifers in dolomite, in Symposium on the Applications of Geophysics to the Environmental and Engineering Problems (Proceedings), Reno, Nevada: p. 195-203.

Shapiro, A.M., Lane, J.W., Jr, and Olimpio, J.R., 1999,

Borehole packers for in situ geophysical and microbial investigations in fractured rock, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 841-845.

Wright, D.L., Abraham, J.D., Ellefsen, K.J., and Rossabi, J., 1998,

Borehole radar tomography and dielectric logging at the Savannah River site, in Proceedings of the Seventh International Conference on Ground-Penetrating Radar, Lawrence, Kansas, May 27-30, 1998: University of Kansas, Radar systems and Remote Sensing Laboratory, p. 539-544.

Lane, J.W., Jr., Wright, D.L., and Haeni, F.P., 1999,

Borehole radar tomography using saline tracer injections to image fluid flow in fractured rock, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 747-756.

Pfannkuch, H.O., 1987,

Bulk and distributed parameter mass-transfer models for determination of the source strength at an oil spill/ground-water interface, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. C-11-C-12.

Pereira, W.E., Hostettler, F.D., and Wade, T.L., 1999,

Butyltin contamination in sediments and lipid tissues of the Asian clam, Potamocorbula amurensis, near Mare Island Naval Shipyard, San Francisco Bay, 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. 41-49.

Goode, D.J., Busenberg, E., Plummer, L.N., Shapiro, A.M., and Vroblesky, D.A., 1999,

CFC's in the unsaturated zone and in shallow ground water at Mirror Lake, New Hampshire, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 809-820.

Sanford, W.E., Wood, W.W., and Councell, T.B., 1992,

Calcium chloride-dominated brines--An ion-exchange model, in Kharaka, Y.K., and Maest, A.S., eds., Low temperature environments, v. 1 of Water-rock interaction--Proceedings of the 7th International Symposium on Water-Rock Interaction--WRI-7, Park City, Utah, July 13-18, 1992: Rotterdam, A.A. Balkema, p. 669-672.

Parkhurst, D.L., Thorstenson, D.C., and Kipp, K.L., 2000,

Calculating carbon-isotope compositions in an unsaturated zone with seasonally varying CO2 production, in Wang, Y., ed., Proceedings of the International Symposium on Hydrogeology and the Environment, Wuhan, Peoples Republic of China, October 17-21, 2000: p. 220-224.

Zellweger, G.W., and Maura, W.S., 1991,

Calculation of conservative tracer and flume-discharge measurements on a small mountain stream, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 434-437.

Peng, W.S., Hampton, D.R., Benegar, J.J., Kambham, K.K.R., and Konikow, L.F., 1998,

Can MODFLOW-based contaminant transport models predict breakthrough?, in Proceedings of the MODFLOW-98 Conference, Golden, Colorado, October 1998: p. 363-370.

Kharaka, Y.K., Leong, L.Y.C., Doran, G., and Breit, G.N., 1999,

Can produced water be reclaimed? - Experience with the Placerita oil field, California, in Sublette, K.L., ed., Environmental Issues in Petroleum Exploration, Production and Refining--Proceedings 5th International Petroleum Environmental Conference, Albuquerque, New Mexico, October 20-23, 1998: p. 25 (CD-ROM format).

Goode, D.J., and Konikow, L.F., 1989,

Can transient flow cause apparent transverse dispersion?, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 644.

Bekins, B.A., Baehr, A.L., Cozzarelli, I.M., Essaid, H.I., Haack, S.K., Harvey, R.W., Shapiro, A.M., Smith, J.A., and Smith, R.L., 1999,

Capabilities and challenges of natural attenuation in the subsurface--Lessons from the U.S. Geological Survey Toxic Substances Hydrology Program, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 37-56.

Chiou, C.T., 1987,

Capacities and mechanisms of sorption of organic compounds by water-saturated and unsaturated soils, in Ragone, S.E., and Sulam, D.J., eds., Program overview and selected papers from the Toxic-Waste Program technical meeting--Tucson, Arizona, March 20-22, 1984: U.S. Geological Survey Open-File Report 86-324, p. 65-74.

Bergamaschi, B.A., Fram, M.S., Fujii, R., Aiken, G.R., Kendall, C., and Silva, S.R., 1999,

The carbon isotopic composition of trihalomethanes formed from chemically distinct dissolved organic carbon isolates from the Sacramento-San Joaquin River Delta, California, USA, 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. 99-107.

Imbrigiotta, T.E., Ehlke, T.A., Wilson, B.H., and Wilson, J.T., 1996,

Case study--Natural attenuation of a trichloroethene plume at Picatinny Arsenal, New Jersey, in Proceedings of the Symposium on Natural Attenuation of Chlorinated Organics in Ground Water, Dallas, Texas, September 11-13, 1996: Washington, D.C., Office of Research and Development, U.S. Environmental Protection Agency Environmental Research Brief EPA/540/R-96/509, p. 83-89.

Luoma, S.N., and Nichols, F.H., 1996,

Challenges in detecting contaminant effects on an estuarine ecosystem affected by many different disturbances--San Francisco Bay, 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, v. 2, p. 689-694.

Scribner, E.A., Battaglin, W.A., Goolsby, D.A., and Thurman, E.M., 1999,

Changes in herbicide concentrations in midwestern streams in relation to changes in use, 1989-98, 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. 313-321.

Rostad, C.E., Leenheer, J.A., Katz, B.G., Martin, B.S., and Noyes, T.I., 2000,

Characterization and disinfection by-product formation potential of natural organic matter in surface and ground waters from northern Florida, Chapter 11, in Natural Organic Matter and Disinfection By-products--Characterization and control in drinking water: Washington, D.C., American Chemical Society ACS Symposium Series 761, p. 154-172.

Knoll, M.D., Haeni, F.P., and Knight, R.J., 1991,

Characterization of a sand and gravel aquifer using ground-penetrating radar, Cape Cod, Massachusetts, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 29-35.

Frick, E.A., and Dalton, M.S., 2005,

Characterization of anthropogenic organic compounds in the source water and finished water for the City of Atlanta, October 2002-September 2004, in Hatcher, K.J., ed., Proceedings of the 2005 Georgia Water Resources Conference, Athens, Georgia, April 25-27, 2005: Institute of Ecology, The University of Georgia, Athens, Georgia, p. 125-131, CD-ROM.

Rees, T.F., and Ranville, J.F., 1989,

Characterization of colloids in the Mississippi River and its major tributaries, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 513-522.

Day-Lewis, F.D., Lane Jr., J.W., Hsieh, P.A., and Gorelick, S.M., 2001,

Characterization of fractured-rock aquifers using radar, tracer, and hydraulic data, in Fractured Rock 2001 Conference, Proceedings, Toronto, Ontario, March 26-28, 2001: CD-ROM.

Wershaw, R.L., Aiken, G.R., and Imbrigiotta, T.E., 1991,

Characterization of high molecular weight, colored compounds in ground water at Picatinny Arsenal, New Jersey, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 726-730.

Jagucki, M.L., Finton, C.D., Springer, A.E., and Bair, E.S., 1993,

Characterization of hydrology and water quality at the Ohio Management Systems Evaluation Area, in Watermeir, N.L., ed., Proceedings of the Ohio Buried Valley Aquifer Management Systems Evaluation Area Colloquium, Columbus, Ohio, October 27, 1993: Columbus, Ohio, Ohio State University, p. 13-16.

Springer, R.K., and Gelhar, L.W., 1991,

Characterization of large-scale aquifer heterogeneity in glacial outwash by analysis of slug tests with oscillatory responses, Cape Cod, Massachusetts, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 36-40.

Nimick, D.A., Church, S.E., Cleasby, T.E., Fey, D.L., Kimball, B.A., Leib, K.J., Mast, A.M., and Wright, W.G., 1999,

Characterization of metals in water and bed sediment in two watersheds affected by historical mining in Montana and Colorado, 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 1 of 3--Contamination from Hardrock Mining: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 11-18.

Thorn, K.A., and Aiken, G.R., 1989,

Characterization of nonvolatile organic acids resulting from the biodegradation of crude oil by nuclear magnetic resonance spectrometry, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 41-51.

Reese, R.S., and Bassett, R.L., 1990,

Characterization of organic contamination of ground water in a mining area, Globe, Arizona, in Lehr, J.H., ed., Ground water management--Proceedings of the ground-water geochemistry conference, Kansas City, Mo., February 20-22, 1990: National Water Well Association, p. 221-236.

Ratasuk, N., Nanny, M.A., and Chen, L., 2003,

Characterization of solid organic matter and dissolved organic carbon isolated from landfill cores, in Preprints of Extended Abstracts Presented at the 225th ACS National Meeting, Division of Environmental Chemistry, New Orleans, Louisiana, March 23-27, 2003: American Chemical Society, v. 43, no. 1, p. 135-139.

Barton, C.C., 1996,

Characterizing bedrock fractures in outcrop for studies of ground-water hydrology--An example from Mirror Lake, Grafton County, New Hampshire, 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, v. 1, p. 81-87.

Rees, T.F., and Ranville, J.F., 1987,

Characterizing colloids in natural water, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. C-33.

Shapiro, A.M., 1998,

Characterizing fractured rock aquifers for source water protection: The likelihood of success, in Source-Water Assessment and Protection 98, Technical Conference, Proceedings, Dallas, Tex., April 28-30, 1998: Riverside, Calif., National Water Research Institute, p. 65-69.

Buursink, M.L., and Lane, J.W., Jr, 1999,

Characterizing fractures in a bedrock outcrop using ground-penetrating radar at Mirror Lake, Grafton County, New Hampshire, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 769-776.

Greene, E.A., 1999,

Characterizing recharge to wells in carbonate aquifers using environmental and artificially recharged tracers, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 803-808.

Hsieh, P.A., 1987,

Characterizing the hydraulic properties of fractured rock masses--Methodology and case studies, in Farmer, I.W., and others, eds., Rocks Mechanics--Proceedings of the 28th U.S. Symposium, Tucson, Arizona, June 29 - July 1, 1987: Rotterdam, A.A. Balkema, p. 465-472.

Farag, A.M., Woodward, D.F., Skaar, D., and Brumbaugh, W.G., 1999,

Charaterizing the aquatic health in the Boulder River watershed, Montana, 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 1 of 3--Contamination from Hardrock Mining: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 55-58.

Leenheer, J.A., Furlong, E.T., Ferrer, I., and Rostad, C.E., 2003,

Charge characteristics and fragmentation of polycarboxylic acids by electrospray ionization/multistate tandem mass spectrometry (ESI/MS/MS), in Ferrer, I., and Thurman, E.M., eds., Liquid Chromatography/Mass Spectrometry, MS/MS and Time of Flight MS--Analysis of Emerging Contaminants (Orlando meeting): American Chemical Society Symposium Series 850, p. 312-324.

Bekins, B.A., Cozzarelli, I.M., Godsy, E.M., Warren, E.M., Tuccillo, M.E., Essaid, H.I., and Paganelli, V.V., 1999,

Chemical and physical controls on microbial populations in the Bemidji Toxics Site crude-oil plume, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 133-142.

Palandri, J.L., Kharaka, Y.K., and Rosenbauer, R.J., 2003,

Chemical composition of oil-field brines in the USA--Implications for CO₂ sequestration, in Proceedings, Air and Waste Management Association, 96th Annual Conference and Exhibition, San Diego, California, June 22-26, 2003: p. 17 pages, CD-ROM format.

Erickson, B.M., Briggs, P.H., Kennedy, K.R., and Peacock, T.R., 1991,

Chemical composition of the wetland vegetation receiving the acid mine-drainage water of St. Kevin Gulch, Leadville, Colorado, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 419-421.

Imbrigiotta, T.E., Ehlke, T.A., and Martin, M., 1991,

Chemical evidence of processes affecting the fate and transport of chlorinated solvents in ground water at Picatinny Arsenal, New Jersey, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 681-688.

Soenksen, P.J., Hatfield, J.L., and Schmitz, D.J., 1996,

Chemical loads of nitrate, atrazine, and metolachlor in Walnut Creek watershed near Ames, Iowa, 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, v. 1, p. 597-605.

Nordstrom, D.K., 1991,

Chemical modeling of acid mine waters in the Western United States, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 534-538.

Hem, J.D., and Lind, C.J., 1996,

Chemical processes in manganese oxide and carbonate precipitation in Pinal Creek, Arizona, 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, v. 2, p. 1095-1099.

Schroeder, R.A., Martin, P., and Böhlke, J.K., 1996,

Chemical, isotopic, and microbiological evidence for denitrification during transport of domestic wastewater through a thick unsaturated zone in the Mojave Desert, 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, v. 2, p. 917-926.

Bennett, P.C., 1991,

The chemistry of silica-organic complexation in a petroleum-contaminated aquifer, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 638-640.

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 Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 94-4015, v. 1, p. 455-462.

Vroblesky, D.A., Nietch, C.T., and Morris, J.T., 1999,

Chlorinated ethenes from ground water in tree trunks, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 607-614.

Plummer, L.N., and Busenberg, E., 1996,

Chlorofluorocarbons (CFCs) as tracers and age-dating tools for young ground water--Selected field examples, in Stevens, P.R., and Nichols, T.J., eds., Joint U.S. Geological Survey, U.S. Nuclear Regulatory Commission Workshop on Research Related to Low-Level Radioactive Waste Disposal, May 4-6, 1993, Reston, VA: U.S. Geological Survey Water-Resources Investigations Report 95-4045, p. 65-71.

Busenberg, E., and Plummer, L.N., 1991,

Chloroflurocarbons (CCl3F and CCl2F2)--Use as an age-dating tool and hydrologic tracer in shallow ground-water streams, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 542-547.

Bodine, M.W., Jr., 1988,

Clay mineralogy of sediments associated with a plume of creosote-contaminated ground water, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusetts, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. A-9-A-16.

Dettinger, M.D., Bennett, W.A., Cayan, D.R., Florsheim, J., Hughes, M., Ingram, B.L., Jassby, A., Knowles, N., Malamud, F., Peterson, D.H., Redmond, K., and Smith, L., 2003,

Climate science issues and needs of the CALFED Bay-Delta Program, in American Meteorological Society 83rd Annual Meeting, Impacts of Water Variability Symposium, Long Beach, California, February 9-13, 2003: American Meteorological Society, p. 7.11-1 to 7.11-4.

Barber, L.B., II, Thurman, E.M., and Schroeder, M.P., 1984,

Closed-loop stripping combined with capillary gas chromatography/mass spectrometry analysis to define a semi-volatile organic contaminant plume, in LeBlanc, D.R., ed., Movement and fate of solutes in a plume of sewage-contaminated ground water, Cape Cod, Massachusetts--U.S. Geological Survey Toxic Waste Ground-Water Contamination Program--Papers presented at the toxic waste technical meeting, Tucson, Arizona, March 20-22, 1984: U.S. Geological Survey Open-File Report 84-475, p. 89-114.

Kammer, J.A., and Smith, J.A., 1989,

Collection and analysis of unsaturated-zone soil gas for volatile organic compounds, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 617-623.

Schemel, L.E., Kimball, B.A., and Bencala, K.E., 1999,

Colloid formation and the transport of aluminum and iron in the Animas River near Silverton, Colorado, 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 1 of 3--Contamination from Hardrock Mining: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 59-62.

Ranville, J.F., Smith, K.S., Macalady, D.L., and Rees, T.F., 1989,

Colloidal properties of flocculated bed material in a stream contaminated by acid mine drainage, St. Kevin Gulch, Colorado, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 111-118.

Hatfield, J.L., Baker, J.L., Soenksen, P.J., and Swank, R.R., 1993,

Combined agriculture (MSEA) and ecology (MASTER) project on water quality in Iowa, in Agricultural Research To Protect Water Quality--Proceedings of the Conference, Minneapolis, Minn., February 21-24, 1993: Ankeny, Iowa, Soil and Water Conservation Society, p. 48-59.

Green, A., Lane, J.W., Jr., Johnson, C.D., Williams, J.H., Mondazzi, R.A., and Joesten, P.K., 2004,

Combined use of borehole geophysics and packers to site potable wells in a contaminated area, in U.S. EPA/NGWA Fractured Rock Conference--State of the Science and Measuring Success in Remediation, Portland, Maine, September 13-15, 2004: National Ground Water Association.

Ehlke, T.A., and Imbrigiotta, T.E., 1996,

Cometabolic biotransformation of trichloroethylene and cis-1,2-dichloroethylene in unsaturated-zone soil at Picatinny Arsenal, New Jersey, 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, v. 1, p. 321-327.

Ehlke, T.A., and Imbrigiotta, T.E., 1993,

Cometabolic biotransformation of trichloroethylene and cis-1,2-dichloroethylene in unsaturated-zone soil at Picatinny Arsenal, New Jersey, in Special Symposium on Emerging Technologies in Hazardous Waste Management V, American Chemical Society, Atlanta, Ga., September 27-29, 1993: Washington, D.C., American Chemical Society, p. 522-525.

Vivit, D.V., Thorn, K.A., and Hem, J.D., 1993,

Comparative results of 27Al NMR spectrometric and ferron colorimetric analyses of hydroxyaluminum hydrolysis products in mildly acidic aqueous systems, in Preprints of papers presented at the 205th American Chemical Society National Meeting, Denver, Colo., March 28-April 2, 1993: Washingtion, D.C., American Chemical Society, v. 33, no. 1, p. 148-151.

Sonntag, W.H., 1987,

Comparative test of two sampling devices for obtaining purgeable organic compounds from ground-water wells, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. E-7-E-9.

Paillet, F.L., 1991,

Comparing geophysical logs to core and cross-hole flow logging in the Mirror Lake drainage basin, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 162-171.

Bekins, B.A., Warren, E., and Godsy, E.M., 1997,

Comparing zero and first order approximations to the Monod Model, in Alleman, B.C., and Leeson, A., eds., In Situ and On Site Bioremediation--Procedings of the Fourth International Symposium on In Situ And On-Site Bioremediation, New Orleans, La., April 28-May 1, 1997: Columbus, Ohio, Battelle Press, v. 5, p. 547-552 (Contact The Conference Group Inc. for information on the availability of the proceedings.).

Phinney, C.S., and Cozzarelli, I.M., 1992,

A comparison of analytical techniques for measurement of volatile hydrocarbons in ground water, in Proceedings of the 40th American Society of Mass Spectrometry Conference on Mass Spectrometry and Allied Topics, Washington, D.C., May 31-June 5, 1992: American Society of Mass Spectrometry, p. 659-660.

Imbrigiotta, T.E., Ehlke, T.A., and Lacombe, P.J., 2002,

Comparison of dialysis membrane diffusion samplers and two purging methods in bedrock wells, in Gavaskar, A.R., and Chen, A.S.C., eds., Proceedings of the Third International Conference on Remediation of Chlorinated and Recalcitrant Compounds, Monterey, Calif., May 20-23, 2002: Columbus, Ohio, Battelle Press (CD), (Contact The Conference Group Inc. for information on the availability of the proceedings.).

Bastian, K.C., Thurman, E.M., and Rebich, R.A., 1998,

Comparison of enzyme-linked immunoassay with gas chromatography/mass spectrometry for analysis of the cotton herbicide fluometuron, in 28th Mississippi Water Resources Conference, Proceedings, Raymond, Mississippi, April 7-8, 1998: Starkville, Miss., Mississippi State University, p. 45-55.

Paillet, F.L., and Allen, B.S., 1995,

Comparison of flowmeter estimates of fracture zone permeability with the results of conventional straddle packer injection tests, in International Symposium of the Minerals and Geotechnical Logging Society (6th), Santa Fe, New Mexico: p. Y1-Y23.

Paillet, F.L., Allen, B.S., 1996,

Comparison of flowmeter estimates of fracture zone permeability with the results of conventional straddle packer injection tests, in International Symposium on Borehole Geophysics for Minerals, Geotechnical and Groundwater Applications, 6th, Santa Fe, New Mexico, October 22-25, 1995: Los Alamos, N. Mex., Minerals and Geotechnical Logging Society, p. Y1-Y23.

Smith, J.A., Cho, H.J., Jaffe, P.R., MacLeod, C.L., and Koehnlein, S.A., 1991,

Comparison of four methods for sampling and analyzing unsaturated-zone water for trichloroethene at Picatinny Arsenal, New Jersey, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 708-712.

Paillet, F.L., Cheng, C.H., Hess, A.E., and Hardin, E.L., 1986,

Comparison of fractured permeability estimates based on tube-wave generation invertical seismic profiles, acoustic waveform-log attenuation, and pumping-test analysis, in Proceedings of the Surface and Borehole Geophysical Methods and Ground Water Instumentation Conference and Exposition, Denver, Colorado, October 15-17, 1986: Dublin, Ohio, National Water Well Association, p. 398-416.

Horowitz, A.J., Elrick, K.A., and Hooper, R.C., 1989,

A comparison of instrumental dewatering methods for the separation and concentration of suspended sediments, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Ariz., September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 495-500.

Thomas, C.L., Stewart, A.E., and Constantz, J., 1999,

Comparison of methods to determine infiltration and percolation rates along a reach of the Santa Fe River near La Bajada, New Mexico, in Bartolino, J.R., ed., U.S. Geological Survey middle Rio Grande basin study; proceedings of the third annual workshop, Albuquerque, New Mexico, February 24-25, 1999: U.S. Geological Survey Open-File Report 99-203, p. 75-76.

Cox, M., Rosenberry, D., Su, G., Conlon, T., Lee, K., and Constantz, J., 2002,

Comparison of methods to estimate streambed seepage rates, in Kenny, J.F., ed., Ground Water/Surface Water Interactions, AWRA 2002 Summer Specialty Conference Proceedings, Keystone, Colorado, July 1-3, 2002: American Water Resources Association, p. 519-523.

Pomes, M.L., Thurman, E.M., and Goolsby, D.A., 1991,

Comparison of microtitre-plate, enzyme-linked immunosorbent assay (ELISA) and gas chromatography/mass spectrometry (GC/MS) for analysis of herbicides in storm runoff samples, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 572-575.

Thurman, E.M., and Ferrer, I., 2003,

Comparison of quadrupole-time-of-flight, triple quadrupole, and ion-trap mass spectrometry/mass spectrometry for the analysis of emerging contaminants, in Thurman, E.M., and Ferrer, I., eds., Liquid Chromatography/Mass Spectrometry/ MS/MS and Time of Flight MS--Analysis of Emerging Contaminants (Orlando, Fla. meeting): American Chemical Society Symposium Series 850, p. 14-31.

Kimball, B.A., Broshears, R.E., Bencala, K.E., and McKnight, D.M., 1991,

Comparison of rates of hydrologic and chemical processes in a stream affected by acid mine drainage, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 407-412.

Vowinkel, E.F., 1991,

Comparison of relations between shallow ground-water quality and land use in two New Jersey Coastal Plain aquifer systems, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 307-313.

Garabedian, S.P., 1991,

A comparison of results from small- and large-scale tracer tests in a heterogeneous aquifer, Cape Cod, Massachusetts, in Fliermans, C.B., and Hazen, T.C., eds., Proceedings of the First International Symposium on Microbiology of the Deep Subsurface, Orlando, Florida, January 15-19, 1990: Aiken, S.C., Westinghouse Savannah River Company, p. 7-167 to 7-176.

Squillace, P.J., and Pollock, D.W., 1996,

Comparison of simulated and observed movement of bank-storage water adjacent to the Cedar River, Iowa, 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, v. 1, p. 525-534.

Warren, E., and Godsy, E.M., 1994,

Comparison of sulfur and nitrogen heterocyclic compound transport in creosote contaminated aquifer material, in Symposium on Bioremediation of Hazardous Wastes--Research, Development, and Field Evaluations: Washington, D.C., Office of Research and Development, U.S. Environmental Protection Agency Environmental Research Brief EPA/600/R-94/075, p. 153-157.

Phinney, C.S., and Cozzarelli, I.M., 1996,

A comparison of two analytical techniques for identifying and measuring the concentrations of volatile hydrocarbons in ground water, 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, v. 1, p. 65-69.

Gibs, J., and Imbrigiotta, T.E., 1989,

Comparison of well-purging criteria for sampling purgeable organic compounds, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 495-500.

Eganhouse, R.P., Baedecker, M.J., Phinney, C.S., and Hopple, J.A., 1988,

Composition and alteration of hydrocarbons in ground water, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusetts, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. C-27-C-28.

Baedecker, M.J., Cozzarelli, I.M., and Hopple, J.A., 1987,

The composition and fate of hydrocarbons in a shallow glacial-outwash aquifer, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. C-23-C-24.

Leenheer, J.A., Croue, J.P., Benjamin, M., Korshin, G.V., Hwang, C.J., Bruchet, A., and Aiken, G.R., 2000,

Comprehensive isolation of organic matter from water for spectral characterizations and reactivity testing, in Barrett, S.S., Krasner, S.W., and Amy, G.L., eds., Natural Organic Matter and Disinfection By-products, Washington, D.C.: American Chemical Society Symposium Series no. 761, p. 68-83.

Hsieh, P.A., Shapiro, A.M., and Tiedeman, C.R., 1999,

Computer simulation of fluid flow in fractured rocks at the Mirror Lake FSE well field, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 777-781.

Engberg, R.A., 1991,

Concentration and distribution selenium associated with irrigation drainage in the Western United States, in Kirby, W.H., and Tan, W.Y., eds., Proceedings of the United States--Peoples Republic of China bilateral symposium on droughts and arid region hydrology, Tucson, Ariz., September 16-20, 1991: U.S. Geological Survey Open-File Report 91-244, p. 113-123.

Goode, D.J., Hsieh, P.A., Shapiro, A.M., Wood, W.W., and Kraemer, T.F., 1993,

Concentration history during pumping from a leaky aquifer with stratified initial concentration, in Shen, H.W., Su, S.T., and Wen, F., eds., Proceedings of the 1993 National Conference on Hydraulic Engineering, San Francisco, Calif., July 25-30, 1993: American Society of Civil Engineers, p. 29-35.

Busenberg, E., and Plummer, L.N., 1996,

Concentrations of chlorofluorocarbons and other gases in ground water at Mirror Lake, New Hampshire, 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, v. 1, p. 151-158.

Crepeau, K.L., Kuivila, K.M., and Domagalski, J.L., 1996,

Concentrations of dissolved rice pesticides in the Colusa Basin Drain and Sacramento River, California, 1990-92, 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, v. 2, p. 711-718.

Phillips, P.J., Stinson, B., Zaugg, S.D., and Furlong, E.T., 2004,

Concentrations of organic compounds in wastewater at five sites in New York State, 2003, in Proceedings of the 4th International Conference on Pharmaceuticals and Endocrine Disrupting Chemicals in Water, Minneapolis, Minnesota, October 13-15, 2004: National Ground Water Association, p. 73-74, CD-ROM.

Pollock, D.W., and Zehner, H.H., 1981,

A conceptual analysis of the ground water flow system at the Maxey Flats radioactive waste burial site, Fleming County, Kentucky, in Little, C.A., and Stratton, L.E., eds., Modeling and low-level waste management--An interagency workshop: Oak Ridge National Laboratory (ORO-821), p. 197-213.

Thurman, E.M., 1987,

A conceptual chemical process model for sewage contamination of a sand and gravel aquifer, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. B-37-B-42.

Shapiro, A.M., Wood, W.W., Busenberg, E., Drenkard, S., Plummer, L.N., Torgersen, T., and Schlosser, P., 1996,

A conceptual model for estimating regional ground-water velocity in bedrock of the Mirror Lake area, Grafton County, New Hampshire, 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, v. 1, p. 171-177.

Smith, B.D., Otton, J.K., Zielinski, R.A., Abbott, M.M., and Huang, H., 2004,

Conductivity depth imaging of areas of shallow brine plumes at the USGS OSPER Site, Osage Co., Oklahoma, in International Petroleum Environmental Conference, Albuquerque, New Mexico, October 11-15, 2004.

Riggs, A.C., and Deacon, J.E., 2004,

Connectivity in desert aquatic ecosystems--The Devils Hole Story, in Sada, D.W., and Sharpe, S.E., eds., Spring-fed Wetlands, Important Scientific and Cultural Resources of the Intermountain Region: Proceedings DHS Publication No. 41210, p. 1-38.

Reilly, T.E., 1987,

Consideration of flow system in collection and interpretation of ground-water quality samples, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. E-11-E-12.

Harvey, R.W., 1989,

Considerations for modeling transport of bacteria in contaminated aquifers, in Abriola, L.M., ed., Groundwater Contamination, Proceedings of Symposium, Third Scientific Assembly, International Association of Hydrological Sciences, Baltimore, Maryland, May 10-19, 1989: Wallingsford, England, International Association of Hydrological Sciences Press, International Association of Hydrological Sciences Publication 185, p. 75-82.

Smith, K.S., Walton-Day, K., and Ranville, J.F., 1999,

Considerations of observational scale when evaluating the effect of, and remediation strategies for, a fluvial tailings deposit in the Upper Arkansas River Basin, Colorado, 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 1 of 3--Contamination from Hardrock Mining: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 131-138.

Morin, R.H., 2004,

Contaminant transport behavior in sand-and-gravel aquifers based upon the interplay between porosity and hydraulic conductivity, in Proceedings of the 5th International Association of Hydrogeologists Conference, Quebec City, Canada: Association of Hydrogeologists, p. 32-35.

Pereira, W.E., Rostad, C.E., and Chiou, C.T., 1988,

Contamination of estuarine sediments, water, and biota by halogenated organic compounds, Calcasieu River Estuary, Louisiana, in Mallard, G.E., ed., U.S. Geological Survey Toxic Substances Hydrology Program--Surface-Water Contamination--Proceedings of the technical meeting, Denver, Colorado, February 2-4, 1987: U.S. Geological Survey Open-File Report 87-764, p. 87-98.

Martin, M., and Imbrigiotta, T.E., 1994,

Contamination of ground water with trichloroethylene at the Building 24 site at Picatinny Arsenal, New Jersey, in Proceedings of the Symposium on Intrinsic Bioremediation of Ground Water, Denver, Colorado, August 30-September 1, 1994: Washington, D.C., Office of Research and Development, U.S. Environmental Protection Agency Environmental Research Brief EPA/540/R-94/515, p. 143-153.

Dresler, P.V., and Elder, J.F., 1988,

Contamination, bioaccumulation, and ecological effects of creosote-derived compounds in the nearshore estuarine environment of Pensacola Bay, Florida, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusetts, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. A-33-A-37.

Belaval, M., Lane, J.W., Jr, Lesmes, D.P., and Kineke, G., 2003,

Continuous-resistivity-profiling for coastal ground-water investigations--three case histories, in Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), San Antonio, Texas, April 6-10, 2003: Environmental and Engineering Geophysical Society, p. CD-ROM, 14 p.

Ratasuk, N., and Nanny, M.A., 2004,

Contribution of quinone functional groups to the electron transfer capacity of humic substances, in Preprints of Extended Abstracts Presented at the 227th ACS National Meeting, Division of Environmental Chemistry, Anaheim, California, March 28-April 1, 2004: American Chemical Society, v. 44, no. 1, p. 195-199 (Abstract).

Lind, C.J., 1996,

Contributions of Mn and Fe species to biologically mediated nitrogen redox reactions, in Puckett, L.J., and Triska, F.J., eds., U.S. Geological Survey nitrogen cycling workshop, Denver, Colorado, October 30 - November 2, 1995: U.S. Geological Survey Open-File Report 96-477, p. 31.

Hickey, J.J., 1987,

Convective circulation during subsurface injection of liquid waste, in International Symposium on Subsurface Injection of Oil Field Brine, Proceedings, New Orleans, May, 1987: Oklahoma City, Okla., Underground Injection Practices Council.

Smith, C.N., Brown, D.S., Parrish, D.S., Asmussen, L.E., and Hicks, D.W., 1990,

Cooperative approach for field validating agricultural chemical transport models, in Proceedings of the American Society of Agronomy, San Antonio, Tex.

Lind, C.J., 1991,

Copper-mining-related acid drainage, in Konsten, C.J.M., ed., Report of the International Workshop on Delayed Environmental Effects of Chemical Pollution with Focus on the Nordic Countries, Uppsala, Sweden, September 14-15, 1991: Foundation of Ecodevelopment, app. 1, no. 8, p. 42-43.

Curtis, G.P., Cozzarelli, I.M., Baedecker, M.J., and Bekins, B.A., 1999,

Coupled biogeochemical modeling of ground water contamination at the Bemidji, Minnesota, crude oil spill site, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 153-158.

Fuller, C.C., Davis, J.A., Zellwegger, G.W., and Goddard, K.E., 1989,

Coupled chemical, biological and physical processes in Whitewood Creek, South Dakota--Evaluation of the controls of dissolved arsenic, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 235-246.

Thorn, K.A., Goldenberg, W.S., Younger, S.J., and Weber, E.J., 1996,

Covalent binding of aniline to humic substances--Comparison of nucleophilic addition, enzyme-, and metal-catalyzed reactions, Chapter 19, in Gaffney, J.S., Marley, N.A., and Clark, S.B., eds., Humic and fulvic acids--Isolation, structure, and environmental role: Washington, D.C., American Chemical Society ACS Symposium Series 651, p. 299-326.

Thorn, K.A., 1997,

Covalent binding of the reductive degradation products of TNT to humic substances investigated by N-15 NMR, in Preprints of Papers Presented at the 213th ACS National Meeting, Division of Environmental Chemistry, San Francisco, California, April 13-17, 1997: American Chemical Society, v. 37, no. 1, p. 305-306.

Williams, J.H., Lacombe, P.J., Johnson, C.D., and Paillet, F.L., 2007,

Cross-borehole flow tests and insights into hydraulic connections in fractured mudstone and sandstone, in Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP 2007), Denver, Colorado, April 1-5, 2007: Denver, Colo., Environmental and Engineering Geophysical Society, p. 1140-1152 (CD-ROM).

Liu, L., Zhou, C., Lane, J.W., Jr., and Haeni, F.P., 1997,

Cross-hole radar attenuation tomography using a frequency centroid down-shift method--Consideration of non-linear frequency dependence of EM wave attenuation, in Technical Program, Society of Exploration Geophysicists International Exposition and Sixty-Seventh Annual Meeting, Dallas, Texas, November 2-7, 1997: Tulsa, Okla., Society of Exploration Geophysicists, v. I, p. 442-445.

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 Meyer, M.T., and Thurman, E.M., eds., Herbicide metabolites in surface water and groundwater: Washington, D.C., American Chemical Society ACS Symposium Series 630, p. 288-303.

Wright, D.L., Bradley, J.A., and Grover, T.P., 1994,

Data acquisition systems for ground penetrating radar with example applications from the air, the surface, and boreholes, in Proceedings of the 5th International Conference on Ground Penetrating Radar, Kitchener, Ontario, Canada, June 12-16, 1994: Waterloo, Ontario, Canada, University of Waterloo, Waterloo Centre for Groundwater Research, p. 1075-1089.

Franks, B.J., Goerlitz, D.F., and Baedecker, M.J., 1986,

Defining extent of a contaminant plume using onsite analytical techniques, in Petroleum Hydrocarbons and Organic Chemicals in Ground Water, Proceedings of the Second Conference of Prevention, Detection, and Restoration, Houston, Texas, 1985: National Water Well Association and American Petroleum Institute, p. 265-275.

Starner, K., Kuivila, K.M., Jennings, B.M., and Moon, G.E., 1999,

Degradation rates of six pesticides in water from the Sacramento River, California, 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. 89-97.

Wanty, R.B., Berger, B.R., Kimball, B.A., Verlanck, P.L., and Tuttle, M.L., 2003,

Delineation of environmental tracts in mineralized areas using geologic criteria, in Proceedings of the 4th European Conference on Regional Geoscientific Cartography, Bologna, Italy, June 17-20, 2003.

LeBlanc, D.R., and Celia, M.A., 1991,

Density-induced downward movement of solutes during a natural-gradient tracer test, Cape Cod, Massachusetts, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 10-14.

Metge, D.W., and Harvey, R.W., 1991,

Deoxyribonucleic acid distributions and recovery in a sand and gravel aquifer on Cape Cod, Massachusetts, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 135-140.

Van Denburgh, A.S., Goerlitz, D.F., and Godsy, E.M., 1996,

Depletion of nitrogen-bearing explosives wastes in a shallow ground-water plume near Hawthorne, Nevada, 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, v. 2, p. 895-904.

Ward, A.D., Nokes, S.E., Workman, S.R., Fausey, N.R., Bair, E.S., Jagucki, M.L., Logan, T., and Hindall, S., 1993,

Description of the Ohio Buried Valley Aquifer agricultural Management Systems Evaluation Area, in Agricultural Research to Protect Water Quality--Proceedings of the Conference, Minneapolis, Minn., February 21-24, 1993: Ankeny, Iowa, Soil and Water Conservation Society, p. 69-79.

LeBlanc, D.R., 1984,

Description of the hazardous waste site, in LeBlanc, D.R., ed., Movement and fate of solutes in a plume of sewage-contaminated ground water, Cape Cod, Massachusetts--U.S. Geological Survey Toxic Waste Ground-Water Contamination Program--Papers presented at the toxic waste technical meeting, Tucson, Arizona, March 20-22, 1984: U.S. Geological Survey Open-File Report 84-475, p. 1-10.

Taylor, H.E., and Averett, R.C., 1991,

Description of water quality synoptic experiments in the Colorado River, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 576-578.

Garabedian, S.P., LeBlanc, D.R., Quadri, R.D., Hess, K.M., Stollenwerk, K.G., and Wood, W.W., 1988,

Design and implementation of a large-scale natural-gradient tracer test, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusetts, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. B-13-B-18.

LeBlanc, D.R., Rudolph, D.L., Kachanoski, R.G., and Celia, M.A., 1991,

Design and operation of an infiltration experiment in unsaturated glacial outwash, Cape Cod, Massachusetts, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 41-46.

Cho, H.J., Jaffe, P.R., and Smith, J.A., 1991,

Design of a field experiment to study the dynamics of trichloroethylene vapors in the unsaturated zone during an infiltration event, in Mallard, G.E., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Monterey, California, March 11-15, 1991: U.S. Geological Survey Water-Resources Investigations Report 91-4034, p. 721-725.

Koller, D., Imbrigiotta, T.E., Baehr, A.L., and Smith, J.A., 1996,

Desorption of trichloroethylene from aquifer sediments at Picatinny Arsenal, New Jersey, 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, v. 1, p. 329-337.

Lucius, J.E., 2000,

Detectability of crude oil in the subsurface near Bemidji, Minnesota, using ground penetrating radar, in Powers, M.H., Ibrahim, A.-B., and Cramer, L., eds., Symposium on the Applications of Geophysics to Engineering and Environmental Problems (SAGEEP 2000), Arlington, Virginia, February 20-24, 2000: Wheat Ridge, Colo., Environmental and Engineering Geophysical Society, p. 311-319.

Lane, J.W., Jr., Haeni, F.P., and Williams, J.H., 1994,

Detection of bedrock fractures and lithologic changes using borehole radar at selected sites, in Fifth International Conference on Ground Penetrating Radar, Kitchener, Ontario, Canada, June 12-16, 1993: Waterloo, Ontario, Waterloo Centre for Groundwater Research, p. 577-592.

Zimmerman, L.R., Thurman, E.M., and Bastian, K.C., 1999,

Detection of persistent organic pollutants in the Mississippi Delta using semipermeable membrane devices, 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. 367-379.

Steinheimer, T.R., 1987,

Detection of selected pesticides in extracts of core materials and ground water from Kansas, in Franks, B.J., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the third technical meeting, Pensacola, Florida, March 23-27, 1987: U.S. Geological Survey Open-File Report 87-109, p. D-25-D-26.

Hostetler, K.A., and Thurman, E.M., 1999,

Determination of chloroacetanilide herbicide metabolites in water using high-performance liquid chromatography-diode array detection and high-performance liquid chromatography/mass spectrometry, 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. 345-353.

Rostad, C.E., and Pereira, W.E., 1988,

Determination of halogenated organic compounds in estuarine biota and sediments by chemical ionization tandem mass spectrometry, in Mallard, G.E., ed., U.S. Geological Survey Toxic Substances Hydrology Program--Surface-Water Contamination--Proceedings of the technical meeting, Denver, Colorado, February 2-4, 1987: U.S. Geological Survey Open-File Report 87-764, p. 85-86.

Miller, R.T., 1984,

Determination of hydraulic conductivity in three dimensions and its relation to dispersivity, in Hult, M.F., ed., Ground-Water Contamination by Crude Oil at the Bemidji, Minnesota, research site, U.S. Geological Survey Toxic Waste--Ground-Water Contamination Study--Papers presented at the toxic-waste technical meeting, Tucson, Ariz., March 20-24, 1984: U.S. Geological Survey Open-File Report 84-4188, chap. D, p. 49-63.

Church, S.E., Fey, D.L., Brouwers, E.M., Holmes, C.W., and Blair, R., 1999,

Determination of pre-mining geochemical conditions and paleoecology in the Animas River watershed, Colorado, 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 1 of 3--Contamination from Hardrock Mining: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 19-30.

Niswonger, R., and Constantz, J., 2000,

Determination of streamflow loss to estimate mountain-front recharge at Bear Canyon, New Mexico, in Cole, J.C., ed., U.S. Geological Survey Middle Rio Grande Basin Study--Proceedings of the Fourth Annual Workshop, Albuquerque, New Mexico, February 15-16, 2000: U.S. Geological Survey Open-File Report 00-488, p. 38-40.

Stewart, A.E., and Constantz, J., 2000,

Determination of streamflow patterns to estimate stream loss along Abo Arryo, New Mexico, in Cole, J.C., ed., U.S. Geological Survey Middle Rio Grande Basin Study--Proceedings of the Fourth Annual Workshop, Albuquerque, New Mexico, February 15-16, 2000: U.S. Geological Survey Open-File Report 00-488, p. 35-37.

Chiou, C.T., and Rutherford, D.W., 1996,

Determination of surface area of soil components by sorption of nitrogen and ethylene glycol monoethyl ether vapors and evaluation of adsorption, partition and cation solvation processes, 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, v. 1, p. 375-380.

McCobb, T.D., LeBlanc, D.R., and Hess, K.M., 1999,

Determination of temporal and spatial variability of hydraulic gradients in an unconfined aquifer using three-point triangulation, Cape Cod, Massachusetts, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 349-360.

Baehr, A.L., and Hult, M.F., 1989,

Determination of the air-phase permeability tensor of an unsaturated zone at the Bemidji, Minnesota, research site, in Mallard, G.E., and Ragone, S.E., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Phoenix, Arizona, September 26-30, 1988: U.S. Geological Survey Water-Resources Investigations Report 88-4220, p. 55-62.

Pfannkuch, H.O., 1984,

Determination of the contaminant source strength from mass exchange processes at the petroleum-ground-water interface in shallow aquifer systems, in Proceedings of the National Water Well Association/American Petroleum Institute Conference on Petroleum Hydrocarbons and Organic Chemicals in Ground Water, Houston, Tex., 1984: National Water Well Association, p. 111-129.

Godsy, E.M., and Goerlitz, D.F., 1988,

Determination of the rates of anaerobic degradation of the water-soluble fraction of creosote, in Ragone, S.E., ed., U.S. Geological Survey Program on Toxic Waste--Ground-Water Contamination--Proceedings of the second technical meeting, Cape Cod, Massachusetts, October 21-25, 1985: U.S. Geological Survey Open-File Report 86-481, p. A-27-A-32.

Fischer, J.M., Baker, R.J., Lahvis, M.A., and Baehr, A.L., 1996,

Determination of vapor-phase diffusion coefficients for unsaturated-zone sediments at a gasoline-spill site in Galloway Township, New Jersey, 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, v. 1, p. 35-41.

Godsy, E.M., Warren, E.M., Cozzarelli, I.M., Bekins, B.A., and Eganhouse, R.P., 1999,

Determining BTEX biodegradation rates using in-situ microcosms at the Bemidji site, Minnesota--Trials and tribulations, 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 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 159-167.

Zielinski, R.A., Cathcart, J.D., Hannah, T.L., and Bullock Jr., J.H., 2003,

Determining the distribution of subsurface salt contamination using the composition of oak leaves--A case study at an oil production site, northeast Oklahoma, in 2003 10th Annual International Petroleum Environmental Conference, Houston, Texas, November 11-14, 2003: IPEC.

Zhang, M., Takahashi, M., Morin, R.H., Endo, H., and Esaki, T., 2001,

Determining the hydraulic properties of saturated, low-permeability geological materials in the laboratory--Advances in theory and practice, in Proceedings of the ASTM Symposium on Evaluation and Remediation of Low-Permeability and Dual-Porosity Environments, Reno, Nevada, January 25-26, 2001: p. 40-55.

Fallon, J.D., and Thurman, E.M., 1996,

Determining the relative 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, v. 1, p. 499-504.

Stewart, A.E., and Constantz, J., 1999,

Developing a long-term water balance for Abo Arroyo, New Mexico, in Bartolino, J.R., ed., U.S. Geological Survey middle Rio Grande basin study; proceedings of the third annual workshop, Albuquerque, New Mexico, February 24-25, 1999: U.S. Geological Survey Open-File Report 99-203, p. 73-74.

Broshears, R.E., Runkel, R.L., and Kimball, B.A., 1994,

Development and application of a reactive solute transport model for trace metals in mountain streams,