Models

Computer models for the simulation of contaminant transport and fate and their applications

Abarca, E., Carrera, J., Sánchez-Vila, X., and Voss, C.I., 2007,

Quasi-horizontal circulation cells in 3D seawater intrusion: Journal of Hydrology, v. 339, no. 3-4, p. 118-129, doi:10.1016/j.jhydrol.2007.02.017.

Abbott, M.L., Susong, D.D., Krabbenhoft, D.P., and Rood, A.S., 2002,

Mercury deposition in snow near an industrial emission source in the western U.S. and comparison to ISC3 model predictions: Water, Air, and Soil Pollution, v. 139, no. 1-4, p. 95-114, doi:10.1023/A:1015856717964.

Abrams, R.H., and Loague, K., 2000,

A compartmentalized solute transport model for redox zones in contaminated aquifers--1, Theory and development: Water Resources Research, v. 36, no. 8, p. 2001-2013, 2000WR900110, doi:10.1029/2000WR900110.

Abrams, R.H., and Loague, K., 2000,

A compartmentalized solute transport model for redox zones in contaminated aquifers--2, Field-scale simulations: Water Resources Research, v. 36, no. 8, p. 2015--2029, 10.1029/2000WR900111, doi:10.1029/2000WR900111.

Abrams, R.H., Loague, K., and Kent, D.B., 1998,

Development and testing of a compartmentalized reaction network model for redox zones in contaminated aquifers: Water Resources Research, v. 34, no. 6, p. 1531-1541, 98WR00485, doi:10.1029/98WR00485.

Alexander, R.B., Böhlke, J.K., Boyer, E.W., David, M.B., Harvey, J.W., Mulholland, P.J., Seitzinger, S.P., Tobias, C.R., Tonitto, C., and Wollheim, W.M., 2009,

Dynamic modeling of nitrogen losses in river networks unravels the coupled effects of hydrological and biogeochemical processes: Biogeochemistry, v. 93, no. 1-2, p. 91-116, doi:10.1007/s10533-008-9274-8.

Amos, R.T., and Mayer, K.U., 2006,

Investigating ebullition in a sand column using dissolved gas analysis and reactive transport modeling: Environmental Science and Technology, v. 40, p. 5361-5367, doi:10.1021/es0602501.

Amos, R.T., and Mayer, K.U., 2006,

Investigating the role of gas bubble formation and entrapment in contaminated aquifers--Reactive transport modeling: Journal of Contaminant Hydrology, v. 87, p. 123-154, doi:10.1016/j.jconhyd.2006.04.008.

Anderman, E.R., and Hill, M.C., 1998,

Improving ground-water flow model calibration with the advective-transport observation (ADV) package to MODFLOWP: U.S. Geological Survey Fact Sheet FS-059-98, 2 p.

Anderman, E.R., and Hill, M.C., 1997,

Advective-transport observation (ADV) package, a computer program for adding advective-transport observations of steady-state flow fields to the three-dimensional ground-water-flow parameter-estimation model MODFLOWP: U.S. Geological Survey Open-File Report 97-14, 67 p.

Anderman, E.R., Hill, M.C., and Poeter, E.P., 1996,

Two-dimensional advective transport in ground-water flow parameter estimation: Ground Water, v. 34, no. 6, p. 1001-1009.

Anderman, E.R., Hill, M.C., and Poeter, E.P., 1994,

Two-dimensional advective transport in nonlinear regression--Sensitivities and uncertainty of plume-front observations, in Warner, J.W., and van der Heijde, P., eds., Proceedings, 1994 Groundwater Modeling Conference, Fort Collins, Colorado, August 10-12, 1994: Fort Collins, Colo., Colorado State University, p. 55-62.

Andraski, B.J., 1996,

Simulated trench studies near Beatty, Nevada-Initial results and implications, in Stevens, P.R., and Nicholson, 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, National Center, Reston, Virginia, Proceedings: U.S. Geological Survey Water-Resources Investigations Report 95-4015, p. 111-118.

Andraski, B.J., and Jacobson, E.A., 2000,

Testing a full-range soil-water retention function in modeling water potential and temperature: Water Resources Research, v. 36, no. 10, p. 3081-3089, 2000WR900193, doi:10.1029/2000WR900193.

Angeroth, C.E., Leake, S.A., and Wagner, B.J., 1999,

Preliminary model development of the ground- and surface-water system in Pinal Creek Basin, Arizona, 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. 211-216.

Antweiler, R.C., and Taylor, H.E., 2008,

Evaluation of statistical treatments of left-censored environmental data using coincident uncensored data sets--I. Summary statistics: Environmental Science and Technology, v. 42, no. 10, p. 3,732-3,738, doi:10.1021/es071301c.

Arai, Y., and Fuller, C.C., 2012,

Effects of sulfate ligand on uranyl carbonato surface species on ferrihydrite surfaces: Journal of Colloid and Interface Science, v. 365, no. 1, p. 268-274, doi:10.1016/j.jcis.2011.09.026.

Aulenbach, B.T., Buxton, H.T., Battaglin, W.A., and Coupe, R.H., 2007,

Streamflow and nutrient fluxes of the Mississippi-Atchafalaya River Basin and subbasins for the period of record through 2005: U.S. Geological Survey Open-File Report 2007-1080 (On-line only).

Baedecker, M.J., and Cozzarelli, I.M., 1991,

Geochemical modeling of organic degradation reactions in an aquifer contaminated with crude oil, 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. 627-632.

Baedecker, M.J., Cozzarelli, I.M., Siegel, D.I., Bennett, P.C., and Eganhouse, R.P., 1993,

Crude oil in a shallow sand and gravel aquifer--III, Biogeochemical reactions and mass balance modeling in anoxic ground water: Applied Geochemistry, v. 8, no. 6, p. 569-586, doi:10.1016/0883-2927(93)90012-6.

Baehr, A.L., 1987,

Selective transport of hydrocarbons in the unsaturated zone due to aqueous and vapor phase partitioning: Water Resources Research, v. 23, no. 10, p. 1,926-1,938, doi:10.1029/WR023i010p01926.

Baehr, A.L., and Baker, R.J., 1995,

Use of a reactive gas transport model to determine rates of hydrocarbon biodegradation in unsaturated porous media: Water Resources Research, v. 31, no. 11, p. 2877-2882, 95WR02077, doi:10.1029/95WR02077.

Baehr, A.L., and Bruell, C.J., 1990,

Application of the Stefan-Maxwell equations to determine limitations of Fick's Law when modeling organic vapor transport in sand columns: Water Resources Research, v. 26, no. 6, p. 1155-1163, doi:10.1029/WR026i006p01155.

Baehr, A.L., and Corapcioglu, M.Y., 1987,

A compositional multiphase model for groundwater contamination by petroleum products--2, numerical solution: Water Resources Research, v. 23, no. 1, p. 201-213, doi:10.1029/WR023i001p00201.

Baehr, A.L., and Hult, M.F., 1987,

Mathematical modeling of hydrocarbon and oxygen transport coupled with microbial degradation in the unsaturated zone, 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-27-C-28.

Baehr, A.L., and Joss, C.J., 1995,

An updated model of induced airflow in the unsaturated zone: Water Resources Research, v. 31, no. 2, p. 417-421, 94WR02423, doi:10.1029/94WR02423.

Báez-Cazull, S.E., McGuire, J.T., Cozzarelli, I.M., and Voytek, M.A., 2008,

Determination of dominant biogeochemical processes in a contaminated aquifer-wetland system using multivariate statistical analysis: Journal of Environmental Quality, v. 37, no. 1, p. 30-46, doi:10.2134/jeq2007.0169.

Bahr, J.M., 1990,

Kinetically influenced terms for solute transport affected by heterogeneous and homogeneous classical reactions: Water Resources Research, v. 26, no. 1, p. 21-34, 89WR01545, doi:10.1029/WR026i001p00021.

Bahr, J.M., and Rubin, J., 1987,

Direct comparison of kinetic and local equilibrium formulations for solute transport affected by surface reactions: Water Resources Research, v. 23, no. 3, p. 438-452, 6W4566, doi:10.1029/WR023i003p00438.

Baker, R.J., and Baehr, A.L., 1996,

Use of column studies and a reactive transport model to measure biodegradation rates of hydrocarbons, 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. 43-47.

Ball, J.W., and Nordstrom, D.K., 1991,

User's manual for WATEQ4F with revised thermodynamic data base and test cases for calculating speciation of major, trace and redoc elements in natural waters: U.S. Geological Survey Open-File Report 91-183, 185 p.

Ball, J.W., Runkel, R.L., and Nordstrom, D.K., 2005,

Questa baseline and pre-mining ground-water quality investigation. 12. Geochemical and reactive-transport modeling based on tracer injection-synoptic sampling studies for the Red river, New Mexico, 2001-2002: U.S. Geological Survey Scientific Investigations Report 2005-5149, 78 p.

Ball, J.W., Runkel, R.L., and Nordstrom, D.K., 1999,

Transport modeling of reactive and non-reactive constituents from Summitville, Colorado--Preliminary results from the application of the OTIS/OTEQ model to the Wightman Fork/Alamosa River System, 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. 305-311.

Barlow, P.M., and LeBlanc, D.R., 1992,

A study of ground-water flow beneath the Massachusetts Military Reservation, Cape Cod, Massachusetts, Project Description, August 1992: U.S. Geological Survey Open-File Report 92-143, 2 p.

Barnett, M.O., and Kent, D.B., eds., 2008,

Adsorption of Metals by Geomedia II--Variables, Mechanisms, and Model Applications: Amsterdam, Elsevier, Developments in earth and environmental sciences, v. 7, 474 p., ISBN:978-0-444-53212-1,

Bartolino, J.R., and Niswonger, R., 1999,

Numerical simulation of vertical ground-water flux of the Rio Grande from ground-water temperature profiles, Central New Mexico: U.S. Geological Survey Water-Resources Investigations Report 99-4212, 34 p.

Battaglin, W., Hay, L., and Steve, M., 2011,

Simulating the potential effects of climate change in two Colorado basins and at two Colorado ski areas: Earth Interactions, v. 15, no. 22, p. 1-23, doi:10.1175/2011ei373.1.

Battaglin, W.A., and Goolsby, D.A., 1998,

Regression models of herbicide concentrations in outflow from reservoirs in the midwestern USA, 1992-1993: Journal of the American Water Resources Association, v. 34, no. 6, p. 1369-1390, doi:10.1111/j.1752-1688.1998.tb05438.x.

Battaglin, W.A., and Goolsby, D.A., 1997,

Statistical modeling of agricultural chemical occurrence in midwestern rivers: Journal of Hydrology, v. 196, no. 1-4, p. 1-25, doi:10.1016/S0022-1694(97)00011-5.

Battaglin, W.A., and Goolsby, D.A., 1996,

Using GIS and regression to estimate annual herbicide concentrations in outflow from reservoirs in the midwestern USA, 1992-93, in AWRA Symposium on GIS and Water Resources, Ft. Lauderdale, FL, September 22-26, 1996: American Water Resources Association.

Battaglin, W.A., Ulery, R.L., and Vowinkel, E.F., 1989,

Method for simulating water-table altitudes from stream and drainage-basin locations by use of a geographic information system, 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. 531-539.

Battaglin, W.A., Ulery, R.L., Winterstein, T., and Welborn, T., 2003,

Estimating the susceptibility of surface water in Texas to nonpoint-source contamination by use of logistic regression modeling: U.S. Geological Survey Water-Resources Investigations Report 03-4205, 24 p.

Bekins, B.A., Cozzarelli, I.M., and Curtis, G.P., 2005,

A simple method for calculating growth rates of petroleum hydrocarbon plumes: Ground Water, v. 0, no. 0, doi:10.1111/j.1745-6584.2005.00093.x.

Bekins, B.A., E.M., G., and Goerlitz, D.F., 1993,

Modeling steady-state methanogenic degradation of phenols in groundwater: Journal of Contaminant Hydrology, v. 14, no. 3-4, p. 279-294, doi:10.1016/0169-7722(93)90029-R.

Bekins, B.A., Godsy, E.M., and Goerlitz, D.F., 1996,

Modeling steady-state methanogenic degradation of phenols in ground water at Pensacola, Florida, 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. 843-849.

Bekins, B.A., Warren, E., and Godsy, E.M., 1998,

A comparison of zero-order, first-order, and Monod biotransformation models: Ground Water, v. 36, no. 2, p. 261-268, doi:10.1111/j.1745-6584.1998.tb01091.x.

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.).

Bencala, K.E., 1985,

Performance of sodium as a transport tracer experimental and simulation analysis, in Subitzky, S., ed., Selected Papers in the Hydrologic Sciences, 1985: U.S. Geological Survey Water-Supply Paper 2270, p. 83-89.

Bencala, K.E., 1983,

Simulation of solute transport in a mountain pool and-riffle stream with a kinetic mass transfer model for sorption: Water Resources Research, v. 19, no. 3, p. 732-738, doi:10.1029/WR019i003p00732.

Bencala, K.E., and Walters, R.A., 2010,

Simulation of solute transport in a mountain pool-and-riffle stream--A transient storage model (Chap. F2), in Burt, T.P., Pinay, G., and Sabater, S., eds., Riparian Zone Hydrology and Biogeochemisty--IAHS Benchmark Papers in Hydrology Series no. 5: Wallingford, U.K., IAHS Press, ISBN:978-907161-09-4 (Reprinting of Bencala and Walters, 1983: Water Resources Research, v.19, p.718-724.).

Bencala, K.E., and Walters, R.A., 1983,

Simulation of solute transport in a mountain pool-and-riffle stream--A transient storage model: Water Resources Research, v. 19, no. 3, p. 718-724, doi:10.1029/WR019i003p00718.

Besser, J.M., and Leib, K.J., 1999,

Modeling frequency of occurrence of toxic concentrations of zinc and copper in the Upper Animas River, 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. 75-81.

Böhlke, J.K., Antweiler, R.C., Harvey, J.W., Laursen, A.E., Smith, L.K., Smith, R.L., and Voytek, M.A., 2009,

Multi-scale measurements and modeling of denitrification in streams with varying flow and nitrate concentration in the upper Mississippi River Basin, USA: Biogeochemistry, v. 93, no. 1-2, p. 117-141, doi:10.1007/s10533-008-9282-8.

Böhlke, J.K., Smith, R.L., and Miller, D.N., 2006,

Ammonium transport and reaction in contaminated groundwater--Application of isotope tracers and isotope fractionation studies: Water Resources Research, v. 42, W05411, doi:10.1029/2005WR004349.

Bohn-Buxton, D.E., Buxton, H.T., and Eagen, V.K., 1996,

Simulation of ground-water flow paths and traveltime in relation to tritium and aldicarb concentrations in the upper glacial aquifer on the North fork, Long Island, New York: U.S. Geological Survey Open-File Report 95-761, 36 p.

Boyer, E.W., Hornberger, G.M., Bencala, K.E., and McKnight, D.M., 2000,

Effects of asynchronous snowmelt on flushing of dissolved organic carbon--A mixing model approach: Hydrological Processes, v. 14, no. 18, p. 3291-3308, doi:10.1002/1099-1085(20001230)14:18<3291::AID-HYP202>3.0.CO;2-2.

Boyer, E.W., Hornberger, G.M., Bencala, K.E., and McKnight, D.M., 1996,

Overview of a simple model describing variation of dissolved organic carbon in an upland catchment: Ecological Modeling, v. 86, p. 183-188, doi:10.1016/0304-3800(95)00049-6.

Bredehoeft, J.D., and Konikow, L.F., 1993,

Ground-water models--Validate or invalidate: Ground Water, v. 31, no. 2, p. 178-179, doi:10.1111/j.1745-6584.1993.tb01808.x.

Broshears, R.E., Bencala, K.E., Kimball, B.A., and McKnight, D.M., 1992,

Tracer-dilution experiments and solute-transport simulations for a mountain streams, Saint Kevin Gulch, Colorado: U.S. Geological Survey Water-Resources Investigations Report 92-4081, 18 p.

Broshears, R.E., Kimball, B.A., and Runkel, R.L., 1996,

Simulation of reactive transport during a pH modification experiment in a mountain stream affected by acid mine drainage, 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. 781-788.

Broshears, R.E., Runkel, R.L., Kimball, B.A., Bencala, K.E., and McKnight, D.M., 1996,

Reactive solute transport in an acidic stream--Experimental pH increase and simulation of controls on pH, aluminum, and iron: Environmental Science and Technology, v. 30, no. 10, p. 3016-24, doi:10.1021/es960055u.

Brosten, T.R., Day-Lewis, F.D., Schultz, G.M., Curtis, G.P., and Lane Jr, J.W., 2011,

Inversion of multi-frequency electromagnetic induction data for 3D characterization of hydraulic conductivity: Journal of Applied Geophysics, v. 73, no. 4, p. 323-335, doi:10.1016/j.jappgeo.2011.02.004.

Brown, C.J., Starn, J.J., Stollenwerk, K.G., Mondazzi, R.A., and Trombley, T.J., 2009,

Aquifer chemistry and transport processes in the zone of contribution to a public-supply well in Woodbury, Connecticut, 2002-06: U.S. Geological Survey Scientific Investigations Report 2009-5051, 158 p.

Brown, D.W., and Hem, J.D., 1984,

Development of a model to predict the adsorption of lead from solution on a natural streambed sediment: U.S. Geological Survey Water-Supply Paper 2187, 35 p.

Brown, J.G., Bassett, R.L., and Glynn, P.D., 2000,

Reactive transport of metal contaminants in alluvium--Model comparison and column simulation: Applied Geochemistry, v. 15, no. 1, p. 35-50, doi:10.1016/S0883-2927(99)00004-9.

Brown, J.G., Bassett, R.L., and Glynn, P.D., 1998,

Analysis and simulation of reactive transport of metal contaminants in ground water in Pinal Creek Basin, Arizona, in Steefel, C.I., and Van Cappellen, P., eds., Special Issue--Reactive Transport Modeling of Natural Systems: New York, Elsevier, Journal of Hydrology, v. 209, p. 225-250.

Brown, J.G., and Glynn, P.D., 2003,

Kinetic dissolution of carbonates and Mn oxides in acidic water--measurement of in situ field rates and reactive transport modeling: Applied Geochemistry, v. 18, no. 8, p. 1225-1239, doi:10.1016/S0883-2927(03)00010-6.

Brown, J.G., Glynn, P.D., and Bassett, R.L., 1999,

Geochemistry and reactive-transport of metal contaminants in ground water, Pinal Creek Basin, Arizona, 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. 141-153.

Brusseau, M.L., and Srivastava, R., 1999,

Nonideal transport of reactive solutes in heterogeneous porous media--4, Analysis of the Cape Cod natural-gradient field experiment: Water Resources Research, v. 35, no. 4, p. 1113-1125, 1998WR900019, doi:10.1029/1998WR900019.

Buchwalter, D.B., Cain, D.J., Clements, W.H., and Luoma, S.N., 2008,

Using biodynamic models to reconcile differences between laboratory toxicity tests and field biomonitoring with aquatic insects: Environmental Science and Technology, v. 42, no. 8, p. 3,117-3,117, doi:10.1021/es703130e.

Buchwalter, D.B., Cain, D.J., Clements, W.H., and Luoma, S.N., 2007,

Using biodynamic models to reconcile differences between laboratory toxicity tests and field biomonitoring with aquatic insects: Environmental Science and Technology, v. 41, no. 13, p. 4,821-4,828, doi:10.1021/es070464y.

Buxton, H.T., and Shernoff, P.K., 1999,

Ground-water resources of Kings and Queens Counties, Long Island, New York: U.S. Geological Survey Water Supply Paper 2498, 113 p (7 plates in pocket).

Buxton, H.T., and Smolensky, D.A., 1999,

Simulation of the effects of development of the ground-water flow system of Long Island, New York: U.S. Geological Survey Water-Resources Investigations Report 98-4069, 57 p.

Cabaniss, S.E., Zhou, Q., Maurice, P.A., Chin, Y., and Aiken, G.R., 2000,

A log-normal distribution model for the molecular weight of aquatic fulvic acids: Environmental Science and Technology, v. 34, no. 6, p. 1103-1109, doi:10.1021/es990555y.

Carleton, G.B., Welty, C., and Buxton, H.T., 1999,

Design and analysis of tracer tests to determine effective porosity and dispersivity in fractured sedimentary rocks, Newark Basin, New Jersey: U.S. Geological Survey Water-Resources Investigations Report 98-4126-A, 80 p.

Caruso, B.S., Cox, T.J., Runkel, R.L., Velleux, M.L., Bencala, K.E., Nordstrom, D.K., Julien, P.Y., Butler, B.A., Alpers, C.N., Marion, A., and Smith, K.S., 2008,

Metals fate and transport modelling in streams and watersheds--State of the science and USEPA workshop review: Hydrologic Processes, v. 22, no. 19, p. 4011-4021, doi:10.1002/hyp.7114.

Casado-Martinez, M.C., Smith, B.D., Luoma, S.N., and Rainbow, P.S., 2010,

Bioaccumulation of arsenic from water and sediment by a deposit-feeding polychaete (Arenicola marina)--A biodynamic modelling approach: Aquatic Toxicology, v. 98, no. 1, p. 34-43, doi:10.1016/j.aquatox.2010.01.015.

Chang, F.H., Noben, N.N., Brand, D., and Hult, M.F., 1988,

Microbial degradation of crude oil and some model hydrocarbons, 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-33-C-42.

Chapelle, F.H., Robertson, J.F., Landmeyer, J.E., and Bradley, P.M., 2000,

Methodology for applying monitored natural attenuation to petroleum hydrocarbon-contaminated ground-water systems with examples from South Carolina: U.S. Geological Survey Water-Resources Investigations Report 00-4161, 47. A 3 1/2" disk is included p.

Chapelle, F.H., and Widdowson, M.A., 2011,

Modeling the rate and transport of polyaromatic hydrocarbons in the saturated zone, Grand Isle, Louisiana--Annex D: SEAM-3D Model--Summary report for fate and effects of remnant oil remaining in the beach environment--Prepared for: United States Coast Guard, Operational Science Advisory Team-2, 14 p.

Chapelle, F.H., Widdowson, M.A., Brauner, J.S., Mendez, E., and Casey, C.C., 2003,

Methodology for estimating times of remediation associated with monitored natural attenuation: U.S. Geological Survey Water-Resources Investigations Report 03-4057, 51 p.

Charlton, S.R., Macklin, C.L., and Parkhurst, D.L., 1997,

PHREEQCI - A graphical user interface for the geochemical computer program PHREEQC: U.S. Geological Survey Water-Resources Investigations Report 97-4222, 9 p.

Charlton, S.R., and Parkhurst, D.L., 2011,

Modules based on the geochemical model PHREEQC for use in scripting and programming languages: Computers and Geosciences, v. 37, no. 10, p. 1653-1663, doi:10.1016/j.cageo.2011.02.005.

Charlton, S.R., and Parkhurst, D.L., 2002,

PHREEQCI--A graphical user interface to the geochemical model PHREEQC: U.S. Geological Survey Fact Sheet 031-02, 2 p.

Chen, Y., 2008,

Geophysical imaging using electromagnetic and seismic waves: Storrs, Conn., University of Connecticut, Ph.D. dissertation, 108 p.

Cheng, R.T., Casulli, V., and Gartner, J.W., 1993,

Tidal, residual, intertidal mudflat (TRIM) model and its applications to San Francisco Bay, California: Estuarine, Coastal and Shelf Science, v. 36, p. 235-280, doi:10.1006/ecss.1993.1016.

Chiou, C.T., Schmedding, D.W., and Manes, M., 2005,

Improved prediction of octanol--water partition coefficients from liquid-solute water solubilities and molar volumes: Environmental Science and Technology, v. 39, no. 22, p. 8840-8846, doi:10.1021/es050729d.

Chiou, C.T., Sheng, G., and Manes, M., 2001,

A partition-limited model for the plant uptake of organic contaminants from soil and water: Environmental Science and Technology, v. 35, no. 7, p. 1437-1444, doi:10.1021/es0017561.

Cho, H.J., Jaffé, P.R., and Smith, J.A., 1993,

Simulating the volatilization of solvents in unsaturated soils during laboratory and field infiltration experiments: Water Resources Research, v. 29, no. 10, p. 3329-3342, 93WR01414, doi:10.1029/93WR01414.

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Troutman, B.M., 1985,

Errors and parameter estimation in precipitation runoff modeling--1, Theory: Water Resources Research, v. 21, no. 8, p. 1195-1213, 5W0350, doi:10.1029/WR021i008p01195.

Troutman, B.M., 1985,

Errors and parameter estimation in precipitation runoff modeling--2, Case Study: Water Resources Research, v. 21, no. 8, p. 1214-1222, 5W0351, doi:10.1029/WR021i008p01214.

Verplanck, P.L., Nordstrom, D.K., and McCleskey, R.B., 2005,

Questa baseline and pre-mining ground-water quality investigation. 20. Water chemistry trends of the Red River, Taos County, New Mexico, with data from selected seeps, tributaries, and snow, 2000-2004: U.S. Geological Survey Scientific Investigations Report 2006-5028.

Versteeg, D.J., Alder, A.C., Cunningham, V.L., Kolpin, D.W., Murray-Smith, R., and Ternes, T., 2005,

Environmental exposure modeling and monitoring of human pharmaceutical concentrations in the environment, in Williams, R.T., ed., Human pharmaceuticals - assessing the impacts on aquatic ecosystems: SETAC Press, p. 71-110, ISBN:978-1-880611-82-1.

Voronin, L.M., 1991,

Simulation of ground-water flow 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. 713-720.

Voronin, L.M., and Rice, D.E., 1996,

Hydrogeology and simulation of ground-water flow, Picatinny Arsenal and vicinity, Morris County, New Jersey: U.S. Geological Survey Water-Resources Investigations Report 96-4061, 64 p.

Voss, C., 2011,

Editor's message--Groundwater modeling fantasies--Part 1, Adrift in the details: Hydrogeology Journal, v. 19, no. 7, p. 1281-1284, doi:10.1007/s10040-011-0789-z.

Voss, C., 2011,

Editor's message--Groundwater modeling fantasies--Part 2, Down to Earth: Hydrogeology Journal, v. 19, no. 8, p. 1455-1458, doi:10.1007/s10040-011-0790-6.

Voss, C., Simmons, C., and Robinson, N., 2010,

Three-dimensional benchmark for variable-density flow and transport simulation--Matching semi-analytic stability modes for steady unstable convection in an inclined porous box: Hydrogeology Journal, v. 18, no. 1, p. 5-23, doi:10.1007/s10040-009-0556-6.

Voss, C.E., 1984,

SUTRA, A finite-element simulation model for saturated-unsaturated, fluid-density-dependent ground-water flow with energy transport or chemically-reactive single-species solute transport: U.S. Geological Survey Water-Resources Investigations Report 84-4369, 409 p.

Voss, C.I., and Provost, A.M., 2002,

SUTRA--A model for 2D or 3D saturated-unsaturated, variable-density ground-water flow with solute or energy transport: U.S. Geological Survey Water-Resources Investigations Report 2002-4231, 250 p.

Vrabel, J., and Glynn, P.D., 1998,

PHRQCGRF - A computer program for graphical interpretation of PHREEQC geochemical transport simulations: U.S. Geological Survey Open-File Report 98-281, 30 p.

Wagner, B.J., and Harvey, J.W., 1996,

Solute-transport parameter estimation for an injection experiment 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. 1081-1087.

Waite, T.D., Davis, J.A., Payne, T.E., Waychunas, G.A., and Xu, N., 1994,

Uranium(VI) adsorption to ferrihydrite--Application of a surface complexation model: Geochimica et Cosmochimica Acta, v. 58, no. 24, p. 5465-5478, doi:10.1016/0016-7037(94)90243-7.

Walter, D.A., and LeBlanc, D.R., 2008,

Use of inverse modeling methods to improve ground-water-modeling calibration and evaluate model-prediction uncertainty, Camp Edwards, Cape Cod, Massachusetts: U.S. Geological Survey Scientific Investigations Report 2007-5257.

Walter, D.A., and Masterson, J.P., 2003,

Simulation of advective flow under steady-state and transient recharge conditions, Camp Edwards, Massachusetts Military Reservation, Cape Cod, Massachusetts: U.S. Geological Survey Water-Resources Investigations Report 03-4053, 51 p.

Walter, D.A., Masterson, J.P., and LeBlanc, D.R., 2002,

Simulated pond-aquifer interactions under natural and stressed conditions near Snake Pond, Cape Cod, Massachusetts: U.S. Geological Survey Water-Resources Investigations Report 99-4174, 35 p.

Walter, D.A., Rea, B.A., Stollenwerk, K.G., and Savoie, J., 1995,

Geochemical and hydrologic controls on phosphorus transport in a sewage-contaminated sand and gravel aquifer near Ashumet Pond, Cape Cod, Massachusetts: U.S. Geological Survey Open-File Report 95-381, 89 p.

Walton-Day, K., Paschke, S.S., Runkel, R.L., and Kimball, B.A., 2007,

Using the OTIS solute-transport model to evaluate remediation scenarios in Cement Creek and the Upper Animas River (Chapter E24), in Church, S.E., von Guerard, P., and Finger, S.E., eds., Integrated Investigations of Environmental Effects of Historical Mining in the Animas River Watershed, San Juan County, Colorado: U.S. Geological Survey Professional Paper 1651, v. 2, p. 973-1028.

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.

Walvoord, M.A., Andraski, B.J., Krabbenhoft, D.P., and Striegl, R.G., 2008,

Transport of elemental mercury in the unsaturated zone from a waste disposal site in an arid region: Applied Geochemistry, v. 23, no. 3, p. 572-583, doi:10.1016/j.apgeochem.2007.12.014.

Walvoord, M.A., Striegl, R.G., Prudic, D.E., and Stonestrom, D.A., 2005,

CO₂ dynamics in the Amargosa Desert--Fluxes and isotopic speciation in a deep unsaturated zone: Water Resources Research, v. 41, no. 2, W02006, doi:10.1029/2004WR003599.

Wang, P.F., Cheng, R.T., Richter, K., Gross, E.S., and Gartner, J.W., 1998,

Modeling tidal hydrodynamics of San Diego Bay, California: Journal of the American Water Resources Association, v. 34, no. 5, p. 1123-1140, doi:10.1111/j.1752-1688.1998.tb04159.x.

Wang, Y.S., Miller, D.R., Anderson, D.E., and McManus, M.L., 1995,

A lagrangian stochastic model for aerial spray transport above an oak forest: Agricultural and Forest Meteorology, v. 76, no. 3-4, p. 277-291, doi:10.1016/0168-1923(95)02221-I.

Ward, A.S., Gooseff, M.N., and Singha, K., 2010,

Characterizing hyporheic transport processes--Interpretation of electrical geophysical data in coupled stream-hyporheic zone systems during solute tracer studies: Advances in Water Resources, v. 33, no. 11, p. 1320-1330, doi:10.1016/j.advwatres.2010.05.008.

Warren, E., and Godsy, E.M., 1996,

Modeling breakthrough of nitrogen heterocyclic compounds in laboratory columns containing creosote-contaminated aquifer material, 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. 851-858.

Waychunas, G.A., Fuller, C.C., Davis, J.A., and Rehr, J.J., 2003,

Surface complexation and precipitate geometry of aqueous Zn(II) sorption on ferrihydrite--II. XANES analysis and simulation: Geochimica et Cosmochimica Acta, v. 67, p. 1031-1043, doi:10.1016/S0016-7037(02)01280-2.

Weatherill, D., Simmons, C.T., Voss, C.I., and Robinson, N.I., 2004,

Testing density-dependent groundwater models--Two-dimensional steady state unstable convection in infinite, finite and inclined porous layers: Advances in Water Resources, v. 27, no. 5, p. 547-562, doi:10.1016/j.advwatres.2004.01.003.

Weeks, E.P., 2005,

Hydrologic properties of coal beds in the Powder River Basin, Montana--II. Aquifer test analysis: Journal of Hydrology, v. 308, p. 242-257, doi:10.1016/j.jhydrol.2004.11.002.

Welch, A.H., Stollenwerk, K.G., Maurer, D.K., and Feinson, L.S., 2003,

In situ arsenic remediation in a fractured, alkaline aquifer, in Welch, A.H., and Stollenwerk, K.G., eds., Arsenic in ground water--Geochemistry and occurrence: Boston, Kluwer Academic Publishers, p. 403-419.

Welch, A.H., and Stollenwerk, K.G., eds., 2003,

Arsenic in ground water--Geochemistry and occurrence: Boston, Kluwer Academic Publishers, 475 p., ISBN:978-1-4020-7317-5,

Wellman, T.P., Shapiro, A.M., and Hill, M.C., 2009,

Effects of simplifying fracture network representation on inert chemical migration in fracture-controlled aquifers: Water Resources Research, v. 45, no. 1, W01416, doi:10.1029/2008WR007025.

Welty, C., and Baehr, A.L., Joss, C.J., and Dillow, J.J.A., 1991,

Use of mathematical programming coupled with a transport model to optimize the design of vapor-extraction 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. 276-279.

Welty, C., Joss, C.J., and Baehr, A.L., 1996,

Optimizing the design of vapor-extraction remediation systems for removal of organic contaminants from the unsaturated zone, 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. 55-59.

Wente, S.P., 2004,

A statistical model and national data set for partioning fish-tissue mercury concentration variation between spatiotemporal and sample characteristic effects: U.S. Geological Survey Scientific Investigations Report 2004-5199, 15 p.

Wershaw, R.L., 1993,

Model for humus in soils and sediments: Environmental Science and Technology, v. 27, no. 5, p. 814-816, doi:10.1021/es00042a603.

Wershaw, R.L., 1992,

Membrane-micelle model for humus in soils and sediments and its relation to humification: U.S. Geological Survey Open-File Report 91-513, 64 p.

Widdowson, M.A., El-Sayed, A., and Landmeyer, J.E., 2008,

Numerical model for the uptake of groundwater contaminants by phreatophytes, in Rico, D.P., Brebbia, C.A., and Esteve, Y.V., eds., Water Pollution IX--WIT Transactions on Ecology and the Environment (papers presented at the Ninth International Conference on Water Pollution: Modelling, Monitoring and Management), Alicante, Spain, June 9-11, 2008: v. 111, p. 371-379, ISBN:9781845641153, doi:10.2495/WP080361.

Willis, C., and Rubin, J., 1987,

Transport of reacting solutes subject to a moving dissolution boundary--Numerical methods and solutions: Water Resources Research, v. 28, no. 8, p. 1,561-1,574, 6W4588, doi:10.1029/WR023i008p01561.

Winfield, K.A., 2005,

Development of property-transfer models for estimating the hydraulic properties of deep sediments at the Idaho National Engineering and Environmental Laboratory, Idahy: U.S. Geological Survey Scientific Investigations Report 2005-5114, 59 p.

Winston, R.B., 2006,

GoPhast--A graphical user interface for PHAST: U.S. Geological Survey Techniques and Methods 6-A20, 98 p.

Winston, R.B., 2001,

Programs for simplifying the analysis of geographic information in U.S. Geological Survey ground-water models: U.S. Geological Survey Open-File Report 01-392, 67 p.

Winston, R.B., 2000,

Graphical user interface for MODFLOW, version 4: U.S. Geological Survey Open-File Report 00-315, 27 p.

Winston, R.B., 1999,

Upgrade to MODFLOW-GUI--Addition of MODPATH ZONEBUDGET, and additional MODFLOW packages to the U.S. Geological Survey MODFLOW-96 graphical-user interface: U.S. Geological Survey Open-File Report 99-184, 64 p.

Winston, R.B., and Voss, C.I., 2004,

SutraGUI--A graphical user interface for SUTRA, a model for ground-water flow with solute or energy transport: U.S. Geological Survey Open-File Report 03-285.

Winston, R.B., and Voss, C.I., 2003,

SutraGUI, a graphical interface for SUTRA, a model for ground-water flow with solute or energy transport: U.S. Geological Survey Open-File Report 2003-285, 114 p.

Wood, W.W., Kraemer, T.F., and Shapiro, A., 2004,

Radon (222Rn) in ground water of fractured rocks--A diffusion/ion exchange model: Ground Water, v. 42, no. 4, p. 552-567, doi:10.1111/j.1745-6584.2004.tb02624.x.

Woodbury, A.D., and Rubin, Y., 2000,

A full-Bayesian approach to parameter inference from tracer travel time moments and investigation of scale effects at the Cape Cod experimental site: Water Resources Research, v. 36, no. 1, p. 159-171, 1999WR900273, doi:10.1029/1999WR900273.

Woodward, D.F., Farag, A.M., DeLonay, A.J., Cleveland, L.J., Brumbaugh, W.G., and Little, E.E., 1999,

The potential for contaminated ground water to adversely affect chinook salmon under exposure conditions simulating the Hanford Reach of the Columbia River, Washington, 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. 455-463.

Worrall, F., 2001,

A molecular topology approach to predicting pesticide pollution of groundwater: Environmental Science and Technology, v. 35, no. 11, p. 2282-2287, doi:10.1021/es001593g.

Wright, D.L., Smith, D.V., Abraham, J.D., Hutton, R.S., Bond, E.K., Chi, T.J., Alaeddin, A.A., and Chew, W.C., 2000,

Imaging and modeling new VETEM data, in Noon, D.A., Stickley, G.F., and Longstaff, D., eds., Proceedings of the Eighth International Conference on Ground Penetrating Radar, Gold Coast, Queensland, Australia, May 23-26, 2000: University of Queensland, Cooperative Research Centre for Sensor Signal and Information Processing (CSSIP), p. 146-150.

Xu, T., Kharaka, Y.K., Doughty, C., Freifeld, B.M., and Daley, T.M., 2010,

Reactive transport modeling to study changes in water chemistry induced by CO2 injection at the Frio-I Brine Pilot: Chemical Geology, v. 271, no. 3-4, p. 153-164, doi:10.1016/j.chemgeo.2010.01.006.

Yager, R.M., Kappel, W.M., and Plummer, L.N., 2007,

Halite Brine in the Onondaga Trough near Syracuse, New York--Characterization and Simulation of Variable-Density Flow: U.S. Geological Survey Scientific Investigations Report 2007-5058, 40 p.

Yager, R.M., Kappel, W.M., and Plummer, L.N., 2007,

Origin of halite brine in the Onondaga Trough near Syracuse, New York State, USA--Modeling geochemistry and variable-density flow: Hydrogeology Journal, v. 15, no. 7, p. 1,321-1,339, doi:10.1007/s10040-007-0186-9.

Yager, R.M., Southworth, S.C., and Voss, C.I., 2008,

Simulation of ground-water flow in the Shenandoah Valley, Virginia and West Virginia, using variable-direction anisotropy in hydraulic conductivity to represent bedrock structure: U.S. Geological Survey Scientific Investigations Report 2008-5002, 55 p.

Yager, R.M., Voss, C.I., and Southworth, S., 2009,

Comparison of alternative representations of hydraulic-conductivity anisotropy in folded fractured-sedimentary rock--Modeling groundwater flow in the Shenandoah Valley (USA): Hydrogeology Journal, v. 17, no. 5, p. 1111-1131, doi:10.1007/s10040-008-0431-x.

Yen, S., Liu, S., and Kolpin, D.W., 1996,

Analysis of nitrate in near-surface aquifers in the midcontinental United States--An application of the inverse hyperbolic sine Tobit model: Water Resources Research, v. 32, no. 10, p. 3003-3011, 96WR02102, doi:10.1029/96WR02102.

Yi, C., Monson, R.K., Zhai, Z., Anderson, D.E., Lamb, B., Allwine, G., Turnipseed, A.A., and Burns, S.P., 2005,

Modeling and measuring the nocturnal drainage flow in a high-elevation, subalpine forest with complex terrain: Journal of Geophysical Research, v. 110, D22303, doi:10.1029/2005JD006282.

Zhang, H., Schwartz, F.W., Wood, W.W., Garabedian, S.P., and LeBlanc, D.R., 1998,

Simulation of variable-density flow and transport of reactive and nonreactive solutes during a tracer test at Cape Cod, Massachusetts: Water Resources Research, v. 34, no. 1, p. 67-82, 97WR02918, doi:10.1029/97WR02918.

Zheng, C., Hill, M.C., and Hsieh, P.A., 2001,

MODFLOW-2000, the U.S. Geological Survey modular ground-water model--User guide to the LMT6 package, the linkage with MT3DMS for multi-species mass transport modeling: U.S. Geological Survey Open-File Report 01-82, 43 p.

Zinn, B.A., and Konikow, L.F., 2005,

MODFLOW data extractor program: U.S. Geological Survey Open-File Report 2005-1143, 7 p.

There are 515 on-line publications in this section of the bibliography. The Toxics Bibliographic Data Base was last updated on 2/8/12.

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