Development of Study Approaches and Methods

Andraski, B.J., Stonestrom, D.A., Michel, R.L., Halford, K.J., and Radyk, J.C., 2005,

Plant-based plume-scale mapping of tritium contamination in desert soils: Vadose Zone Journal, v. 4, p. 819-827, doi:10.2136/vzj2005.0052.

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., Fischer, J.M., Lahvis, M.A., Baker, R.J., and Smith, N.P., 1991,

Method for estimating rates of microbial degradation of hydrocarbons based on gas transport in the unsaturated zone at a gasoline-spill site in 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. 250-255.

Baehr, A.L., Kauffman, L.J., Charles, E.G., Baker, R.J., Stackelberg, P.E., Ayers, M.A., and Zapecza, O.S., 1999,

Sampling throughout the hydrologic cycle to characterize sources of volatile organic compounds in ground water, 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. 21-35.

Baker, R.J., Baehr, A.L., and Lahvis, M.A., 2000,

Estimation of hydrocarbon biodegradation rates in gasoline-contaminated sediment from measured respiration rates: Journal of Contaminant Hydrology, v. 41, no. 1-2, p. 175-192, doi:10.1016/S0169-7722(99)00063-7.

Barber, L.B., 2002,

Long term fate of organic micro-pollutants in the subsurface environment, Cape Cod, Massachusetts--From field studies to experimentation, in Aiken, G.R., and Kuniansky, E.L., eds., U.S. Geological Survey artificial Recharge Workshop Proceedings, Sacramento, California, April 2-4, 2002: U.S. Geological Survey Open-File Report 02-89, p. 34-37.

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.

Barber, L.B., Murphy, S.F., Verplanck, P.L., Sandstrom, M.W., Taylor, H.E., and Furlong, E.T., 2006,

Chemical loading into surface water along a hydrological, biogeochemical, and land use gradient--A holistic watershed approach: Environmental Science and Technology, v. 40, no. 2, p. 475-486, doi:10.1021/es051270q.

Barringer, T.A., Dunn, D., Battaglin, W., and Vowinkel, E.F., 1990,

Problems and methods involved in relating land use to ground-water quality: Water Resources Bulletin, v. 26, no. 1, p. 1-9, doi:10.1111/j.1752-1688.1990.tb01345.x.

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.

Bazuhair, A.S., and Wood, W.W., 1996,

Chloride mass-balance method for estimating ground-water recharge in arid areas--Examples from western Saudi Arabia: Journal of Hydrology, v. 186, p. 153-159, doi:10.1016/S0022-1694(96)03028-4.

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.

Böhlke, J.K., 2006,

Tracemodel1 - Excel workbook for calculation and presentation of environmental tracer data for simple groundwater mixtures, in IAEA, ed., IAEA guidebook on the use of chlorofluorocarbons in hydrology, Appendix III: Vienna, International Atomic Energy Agency, p. 229-233, ISBN:92-0-100805-8.

Böhlke, J.K., Sturchio, N.C., Gu, B., Horita, J., Brown, G.M., Jackson, W.A., Batista, J.R., and Hatzinger, P.B., 2005,

Perchlorate isotope forensics: Analytical Chemistry, v. 77, no. 23, p. 7838-7842, doi:10.1021/ac051360d.

Bricker, O.P., Bowser, C.J., and Jones, B.F., 2003,

Mass balance approach to interpreting weathering reactions in watershed systems (chapter 4), in Drever, J.I., ed., Treatise on Geochemistry: Elsevier, v. 5 of 10 volumes, p. 119-132, ISBN:9780080437514.

Brown, C.E., 1986,

Determination of rock properties by borehole geophysical and physical testing techniques and ground-water quality and movement, Durham Triassic Basin, North Carolina: U.S. Geological Survey Professional Paper 1432, 86 p.

Brown, P.A., and Leenheer, J.A., 1994,

Significance of density determination in molecular structures comprising fulvic acid from the Suwannee River, in Averett, R.C., Leenheer, J.A., McKnight, D.M., and Thorn, K.A., eds., Humic substances in the Suwannee River, Georgia--Interactions, properties, and proposed structures: U.S. Geological Survey Water-Supply Paper 2373, p. 183-194.

Bullen, T.D., and Kendall, C., 1998,

Tracing of weathering reactions and water flowpaths--A multi-isotope approach, in Kendall, C., and McDonnell, J.J., eds., Isotope Tracers in Catchment Hydrology: Amsterdam, Elsevier, p. 611-646.

Burton, W.C., Plummer, L.N., Busenberg, E., Lindsey, B.D., and Gburek, W.J., 2002,

Influence of fracture anisotropy on ground water ages and chemistry, Valley and Ridge Province, Pennsylvania: Ground Water, v. 40, no. 3, p. 242-257, doi:10.1111/j.1745-6584.2002.tb02652.x.

Busenberg, E., and Plummer, L.N., 2006,

Potential use of other atmospheric gases (chapter 10), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 183-190.

Busenberg, E., and Plummer, L.N., 2000,

Dating young groundwater with sulfur hexafluoride--Natural and anthropogenic sources of sulfur hexafluoride: Water Resources Research, v. 36, no. 10, p. 3011-3030, 2000WR900151, doi:10.1029/2000WR900151.

Busenberg, E., and Plummer, L.N., 1992,

Use of chlorofluorocarbons (CCl3F and CCl2F2) as hydrologic tracers and age-dating tools--The alluvium and terrace system of central Oklahoma: Water Resources Research, v. 28, p. 2257-2283, 92WR01263, doi:10.1029/92WR01263.

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.

Busenberg, E., Plummer, L.N., Cook, P.G., Solomon, D.K., Han, L.F., Gröning, M., and Oster, H., 2006,

Sampling and analytical methods (chapter 12), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 199-220.

Buszka, P.M., Barber, L.B., II, Schroeder, M.P., and Becker, L.D., 1994,

Determination of organic compounds downstream from a treated-wastewater discharge near Dallas, Texas, March 1987: U.S. Geological Survey Water-Resources Investigations Report 93-4194, 19 p.

Chang, C.C.Y., Kendall, C., Silva, S.R., Battaglin, W.A., and Campbell, D.H., 2002,

Nitrate stable isotopes--Tools for determining nitrate sources among different land uses in the Mississippi River Basin: Canadian Journal of Fisheries and Aquatic Sciences, v. 59, no. 12, p. 1874-1885, doi:10.1139/f02-153.

Chapelle, F.H., 2004,

A mass balance approach to monitored natural attenuation, in Proceedings of the Fourth International Conference on Remediation of Chlorinated and Recalcitrant Compounds, Monterey, Calif., May 24-28, 2004: Columbus, Ohio, Battelle Press, (Contact The Conference Group Inc. for information on the availability of the proceedings.).

Chapelle, F.H., Campbell, B.G., Looney, B.B., Wiedemeier, T.H., and Sink, C.H., 2005,

Empirical and deterministic methods for assessing monitored natural attenuation, in Proceedings of the In Situ and On-Site Bioremediation Eighth International Symposium, Baltimore, Maryland, June 6-9, 2005: Columbus, Ohio, Battelle Press, (Contact The Conference Group Inc. for information on the availability of the proceedings.).

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., 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.

Chiou, C.T., Rutherford, D., and Manes, M., 1993,

Sorption of nitrogen and ethylene glycol monoethyl ether (EGME) vapors on some soils, clays, and mineral oxides and determination of sample surface areas by use of sorption data: Environmental Science and Technology, v. 27, no. 8, p. 1587-1594, doi:10.1021/es00045a014.

Cleasby, T.E., Nimick, D.A., and Kimball, B.A., 2000,

Quantification of metal loads by tracer-injection and synoptic-sampling methods in Cataract Creek, Jefferson County, Montana: U.S. Geological Survey Water-Resources Investigations Report 00-4237, 39 p.

Constantz, J., Tyler, S., and Kwicklis, E., 2003,

Temperature-profile methods for estimating percolation rates in arid environments: Vadose Zone Journal, v. 2, no. 1, p. 12-24, doi:10.2113/2.1.12.

Cook, P.G., Plummer, L.N., Solomon, D.K., Busenberg, E., and Han, L.F., 2006,

Effects and processes that can modify apparent CFC age (chapter 4), in IAEA, ed., Chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 31-58, ISBN:92-0-100805-8.

Coplen, T.B., Hopple, J.A., Böhlke, J.K., Peiser, H.S., Rieder, S.E., Krouse, H.R., Rosman, K.J.R., Ding, T., Vocke, R.D., Jr., Revesz, K.M., Lamberty, A., Taylor, P.D.P., and DeBievre, P., 2002,

Compilation of minimum and maximum isotope ratios of selected elements in naturally occurring terrestrial materials and reagents: U.S. Geological Survey Water-Resources Investigations Report 01-4222, 98 p.

Cozzarelli, I.M., Suflita, J.M., Ulrich, G.A., Harris, S.H., Scholl, M.A., Schlottmann, J.L., and Christenson, S., 2000,

Geochemical and microbiological methods for evaluating anaerobic processes in an aquifer contaminated by landfill leachate: Environmental Science and Technology, v. 34, no. 18, p. 4025-4033, doi:10.1021/es991342b.

Croteau, M.-N., and Luoma, S.N., 2007,

Characterizing dissolved Cu and Cd uptake in terms of the biotic ligand and biodynamics using enriched stable isotopes: Environmental Science and Technology, v. 41, no. 9, p. 3140-3145, doi:10.1021/es0615122.

Day-Lewis, F.D., Hsieh, P.A., and Gorelick, S.M., 2000,

Identifying fracture-zone geometry using simulated annealing and hydraulic-connection data: Water Resources Research, v. 36, no. 7, p. 1707-1721, 2000WR900073, doi:10.1029/2000WR900073.

Day-Lewis, F.D., and Lane Jr., J.W., 2004,

Assessing the resolution-dependent utility of tomograms for geostatistics: Geophysical Research Letters, v. 31, no. 7, p. 4, L07503, doi:10.1029/2004GL019617.

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.

Day-Lewis, F.D., Lane, J.W., Jr., and Goerlick, S.M., 2004,

Combined interpretation of radar, hydraulic and tracer data from a fractured-rock aquifer near Mirror Lake, New Hampshire, USA: Hydrogeology Journal, v. 14, no. 1-2, p. 1-14, doi:10.1007/s10040-004-0372-y.

Day-Lewis, F.D., and Singha, K., 2008,

Geoelectrical inference of mass transfer parameters using temporal moments: Water Resources Research, doi:10.1029/2007WR006750 (Advanced Web release).

Day-Lewis, F.D., Singha, K., and Binley, A., 2005,

Applying petrophysical models to radar travel time and electrical resistivity tomograms--Resolution-dependent limitations: Journal of Geophysical Research, v. 110, no. B08206, p. 17, B08206, doi:10.1029/2004JB003569.

Delin, G.N., and Herkelrath, W.N., 2005,

Use of soil moisture probes to estimate ground water recharge at an oil spill site: Journal of the American Water Resources Association, v. 41, no. 6, p. 1259-1277, doi:10.1111/j.1752-1688.2005.tb03799.x.

Eganhouse, R.P., Cozzarelli, I.M., Scholl, M.A., and Matthews, L.L., 2001,

Natural attenuation of volatile organic compounds (VOCs) in the leachate plume of a municipal landfill: Using alkylbenzenes as process probes: Ground Water, v. 39, no. 2, p. 192-202.

Eganhouse, R.P., and Pontolillo, J., 2003,

Reply to commentary on "Assessing the reliability of physico-chemical property data (Kow, Sw) for hydrophobic organic compounds--DDT and DDE as a case study: SETAC Globe (Learned Discourses), January-February.

Eganhouse, R.P., and Pontolillo, J., 2002,

Assessing the reliability of physico-chemical property data (Kow, Sw) for hydrophobic organic compounds--DDT and DDE as a case study: SETAC Globe (Learned Discourses), v. 3, no. 4 (July-August), p. 34-35.

Ekwurzel, B., Schlosser, P., Smethie Jr., W.M., Plummer, L.N., Busenberg, E., Michel, R.L., Weppernig, R., and Stute, M., 1994,

Dating of shallow groundwater--Comparison of the transient tracers 3H/3He, chlorofluorocarbons, and 85Kr: Water Resources Research, v. 30, no. 6, p. 1693-1708, 94WR00156, doi:10.1029/94WR00156.

Ellefsen, K.J., 2003,

seg2_edit--A program for editing and manipulating SEG-2 files: U.S. Geological Survey Open-File Report 03-141, 11 p.

Ellefsen, K.J., 2000,

check_picks_x -- A program for checking the travel time picks of crosswell seismic and radar data: U.S. Geological Survey Open-File Report 00-109.

Ellefsen, K.J., 1999,

pick_xwell -- A program for interactive picking of crosswell seismic and radar data: U.S. Geological Survey Open-File Report 99-534.

Ellefsen, K.J., and Leith, W., 1999,

Processing of seismic tomography data collected at Tunnel 160, Degelen Mountain, Kazakhstan: U.S. Geological Survey Open-File Report 99-532, 17 p.

Ellis, A.S., Johnson, T.M., and Bullen, T.D., 2004,

Using chromium stable isotope ratios to quantify CR(VI) reduction - lack of sorption effects: Environmental Science and Technology, v. 38, p. 3604-3507, doi:10.1021/es0352294.

Ellis, G.S., and Rostad, C.E., 1996,

Isolation of lipophilic organic contaminants along the upper Mississippi River using a semipermeable membrane device, 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. 381-383.

Engesgaard, P., Højberg, A.L., Hinsby, K., Jensen, K.H., Laier, T., Larsen, F., Busenberg, E., and Plummer, L.N., 2004,

Transport and time lag of chlorofluorocarbon gases in the unsaturated zone, Rabis Creek, Denmark: Vadose Zone Journal, v. 3, no. 4, p. 1249-1261.

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.

Focazio, M.J., Reilly, T.E., Rupert, M.G., and Helsel, D.R., 2002,

Assessing ground-water vulnerability to contamination--Providing scientifically defensible information for decision makers: U.S. Geological Survey Circular 1224, 33 p.

Fogarty, L.R., and Voytek, M.A., 2005,

Comparison of Bacteroides-Prevotella 16S rRNA genetic markers for fecal samples from different animal species: Applied and Environmental Microbiology, v. 71, no. 10, p. 5999-6007, doi:10.1128/AEM.71.10.5999-6007.2005.

Gibs, J., and Imbrigiotta, T.E., 1988,

An evaluation of field-determined characteristics used as water-quality indicators during aquifer sampling for purgeable organic compounds, 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-19.

Glassmeyer, S.T., Furlong, E.T., Kolpin, D.W., Cahill, J.D., Zaugg, S.D., Werner, S.L., Meyer, M.T., and Kryak, D.D., 2005,

Transport of chemical and microbial compounds from known wastewater dishcarges--Potential for use as indicators of human fecal contamination: Environmental Science and Technology, v. 39, no. 14, p. 5157-5169, doi:10.1021/es048120k.

Glynn, P.D., Busenberg, E., and Brown, J.G., 1999,

Use of chlorofluorocarbons, dissolved gases, and water isotopes to characterize ground-water recharge in an aquifer contaminated by acidic, metal-laden wastewater, 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. 155-162.

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.

Greene, E.A., and Shapiro, A.M., 1995,

Methods of conducting air-pressurized slug tests and computation of type curves for estimating transmissivity and storativity: U.S. Geological Survey Open-File Report 95-424, 43 p.

Groffman, P.M., Altabet, M.A., Böhlke, J.K., Butterbach-Bahl, K., David, M.B., Firestone, M.K., Giblin, A.E., Kana, T.M., Nielsen, L.P., and Voytek, M.A., 2006,

Methods for measuring denitrification--Diverse approaches to a difficult problem: Ecological Applications, v. 16, no. 6, p. 2091-2122, doi:10.1890/1051-0761(2006)016[2091:MFMDDA]2.0.CO;2.

Haack, S.K., and Reynolds, L.A., 1999,

Using molecular approaches to describe microbial populations at contaminated sites, 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. 593-599.

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

Use of a geophysical toolbox to characterize ground-water flow in fractured rock, in Fractured Rock 2001 Conference, Proceedings, Toronto, Ontario, March 26-28, 2001: CD-ROM.

Haitzer, M., Aiken, G.R., and Ryan, J.N., 2002,

Binding of mercury (II) to aquatic humic substances--The role of the mercury-to-DOM concentration ratio: Environmental Science and Technology, v. 36, no. 16, p. 3564-3570, doi:10.1021/es025699i.

Han, L.F., Gröning, M., Plummer, L.N., and Solomon, D.K., 2006,

Comparison of the CFC technique with other techniques (3H, 3H/3He, 85Kr) (chapter 11), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 191-198.

Harvey, J.W., Wagner, B.J., and Bencala, K.E., 1996,

Evaluating the reliability of the stream tracer approach to characterize stream-subsurface water exchange: Water Resources Research, v. 32, no. 8, p. 2441-51, 96WR01268, doi:10.1029/96WR01268.

Harvey, R.W., and George, L.H., 1987,

Growth determinations for unattached bacteria in a contaminated aquifer: Applied and Environmental Microbiology, v. 53, p. 2992-2996.

Harvey, R.W., Harms, H., and Landkamer, L., 2007,

Transport of microorganisms in the terrestrial subsurface--In situ and laboratory methods, in Hurst, C.J., and others, eds., Manual of Environmental Microbiology (3rd ed.): Washington, D.C., ASM Press, v. VI, ISBN:978-1-55581-379-6.

Heilweil, V.M., Solomon, D.K., Perkins, K.S., and Ellett, K.M., 2004,

Gas-partitioning tracer test to qualify trapped gas during recharge: Ground Water, v. 42, no. 4, p. 589-600, doi:10.1111/j.1745-6584.2004.tb02627.x.

Helsel, D.R., and Ragone, S.E., 1984,

Evaluation of regional ground-water quality in relation to land use; U.S. Geological Survey Toxic Waste--Ground-Water Contamination Program: U.S. Geological Survey Water-Resources Investigations Report 84-4217, 33 p.

Heppner, C.S., and Nimmo, J.R., 2005,

A computer program for predicting recharge with a master recession curve: U.S. Geological Survey Scientific Investigations Report 2005-5172, 8 p.

Hostettler, F.D., and Kvenvolden, K.A., 2002,

Alkylcyclohexanes in environmental geochemistry: Environmental Forensics, v. 3, no. 3-4, p. 293-301, doi:10.1006/enfo.2002.0100.

Hostettler, F.D., Wang, Y., Huang, Y., Cao, W., Bekins, B.A., Rostad, C.E., Kulpa, C.F., and Laursen, A., 2007,

Forensic fingerprinting of oil-spill hydrocarbons in a methanogenic environment-Mandan, ND and Bemidji, MN: Environmental Forensics, v. 8, no. 1, p. 139-153, doi:10.1080/15275920601180685.

Hsieh, P.A., 1986,

A new formula for the analytical solution of the radial dispersion problem: Water Resources Research, v. 22, no. 11, p. 1597-1605, 5W4314, doi:10.1029/WR022i011p01597.

Hunt, R.J., Bullen, T.D., Krabbenhoft, D.P., and Kendall, C., 1998,

Using stable isotopes of water and strontium to investigate the hydrology of a natural and a constructed wetland: Ground Water, v. 36, no. 3, p. 434-443, doi:10.1111/j.1745-6584.1998.tb02814.x.

Hunt, R.J., Coplen, T.B., Haas, N.L., Saad, D.A., and Borchardt, M.A., 2005,

Investigating surface water-well interaction using stable isotope ratios of water: Journal of Hydrology, v. 302, no. 1-4, p. 154-172, doi:10.1016/j.jhydrol.2004.07.010.

Johnson, C., Haeni, F.P., and Shapiro, A.M., 2004,

Integrated methods for characterizing a fractured-rock aquifer: Technology News and Trends (a newsletter issued by the USEPA Technology Innovation Program), no. 10, February 2004, p. 3-4.

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

Importance of discrete-zone monitoring systems in fractured-bedrock wells - a case study for the University of Connecticut landfill, Storrs, Connecticut, in Fractured Rock 2001 Conference, Proceedings, Toronto, Ontario, March 26-28, 2001: CD-ROM.

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.

Karlinger, M.R., and Troutman, B.M., 1985,

Assessment of the instantaneous unit hydrograph derived from the theory of topologically random networks: Water Resources Research, v. 21, no. 11, p. 1693-1702, 5W4093, doi:10.1029/WR021i011p01693.

Kearns, F.R., Kelly, N.M., Carter, J.L., and Resh, V.H., 2005,

A method for the use of landscape metrics in freshwater research and management: Landscape Ecology, v. 20, no. 1, p. 113-125, doi:10.1007/s10980-004-2261-0.

Kendall, C., Battaglin, W.A., Cabana, G., Chang, C.C., Silva, S.R., Porter, S.D., Goolsby, D.A., Campbell, D.H., Hooper, R.P., and Schmitt, C.J., 1999,

Isotopic tracing of nitrogen sources and cycling 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. 339-343.

Kendall, C., and Caldwell, E.A., 1998,

Fundamentals of isotope geochemistry, Chapter 2, in Kendall, C., and McDonnell, J.J., eds., Isotope tracers in catchment hydrology: Amsterdam, Elsevier, p. 51-86.

Kendall, C., Reddy, M.M., Schuster, P.F., and Evans, W.C., 1997,

Applications of stable isotopes in the Shingobee River Headquarters area, in Winter, T.C., ed., Hydrological and biogeochemical research in the Shingobee River Headquarters area, North-Central Minnesota: U.S. Geological Survey Water-Resources Investigations Report 96-4215, p. 63-69.

Kilpatrick, F.A., Rathburn, R.E., Yotsukara, N., Parker, G.W., and DeLong, L.L., 1989,

Determination of stream reaeration coefficients by use of tracers: U.S. Geological Survey Techniques of Water-Resources Investigations, book 3, sec. A, chap. 18, 52 p.

Kimball, B.A., Nimick, D.A., Gerner, L.J., and Runkel, R.L., 1999,

Quantification of metal loading in Fisher Creek by tracer injection and synoptic sampling, Park County, Montana, August 1997: U.S. Geological Survey Water-Resources Investigations Report 99-4119, 40 p.

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

Use of tracer-injection and synoptic-sampling studies to quantify effects of metal loading from mine drainage, 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. 31-36.

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

Quantification of metal loading by tracer injection and synoptic sampling, 1996-2000 (Chapter E9), 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. 1, p. 417-495.

Knopman, D.S., Voss, C.I., and Garabedian, S.P., 1991,

Sampling design for groundwater solute transport--Tests of methods and analysis of Cape Cod tracer test data: Water Resources Research, v. 27, no. 5, p. 925-949, 90WR02657, doi:10.1029/90WR02657.

Koh, D.C., Plummer, L.N., Busenberg, E., and Kim, Y., 2007,

Evidence for terrigenic SF6 in groundwater from basaltic aquifers, Jeju Island, Korea--Implications for groundwater dating: Journal of Hydrology, v. 339, no. 1-2, p. 93-104, doi:10.1016/j.jhydrol.2007.03.011.

Kohler, M., Curtis, G.P., Meece, D.E., and Davis, J.A., 2004,

Methods for estimating adsorbed uranium(VI) and distribution coefficients of contaminated sediments: Environmental Science and Technology, v. 38, p. 240-247, doi:10.1021/es0341236.

Konikow, L.F., and Neuzil, C.E., 2007,

A method to estimate groundwater depletion from confining layers: Water Resources Research, v. 43, no. 7, W07417, doi:10.1029/2006WR005597.

Krabbenhoft, D.P., Engstrom, D., Gilmour, C., Harris, R., Hurley, J.P., and Mason, R.P., 2007,

Monitoring and evaluating trends in sediment and water indicators (Chapter 3), in Harris, R., and others, eds., Ecosystem responses to mercury contamination--Indicators of change: Boca Raton, Fla., CRC Press LLC, p. 47-82, ISBN:9780849388927.

Krabbenhoft, D.P., Orem, W.H., Aiken, G., and Gilmour, C., 2003,

Unraveling the complexities of mercury methylation in the Everglades--The use of mesocosms to test the effects of "new" mercury, sulfate, phosphate, and dissolved organic carbon, 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. 100_101.

Kuwabara, J.S., van Geen, A., McCorkle, D.C., Bernhard, J.M., Zheng, Y., and Topping, B.R., 1999,

Redox gradients in the vicinity of the Santa Barbara Basin--Application of techniques developed within the San Francisco Bay Toxics Study, 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. 121-130.

Lacombe, P., Sargent, B.P., Harte, P.T., and Vowinkel, E.F., 1986,

Determination of geohydrological framework and extent of ground-water contamination using surface geophysical techniques at Picatinny Arsenal, New Jersey: U.S. Geological Survey Water-Resources Investigations Report 86-4051, 31 p.

Lahvis, M.A., and Baehr, A.L., 1996,

Estimation of rates of aerobic hydrocarbon biodegradation by simulation of gas transport in the unsaturated zone: Water Resources Research, v. 32, no. 7, p. 2231-2249, 96WR00805, doi:10.1029/96WR00805.

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

Method for estimating the rate of microbial degradation of hydrocarbons associated with bioventing 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. 27-34.

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.

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

Object-based inversion of Crosswell radar tomography data to monitor vegetable oil injection experiments: Journal of Environmental and Engineering Geophysics, v. 9, no. 2, p. 63-77.

Lane, J.W., Jr, Day-Lewis, F.D., Versteeg, R.J., and Casey, C.C., 2003,

Object-based inversion of crosswell radar tomography data to monitor vegetable oil injection experiments, in Proceedings of the Symposium on the Application of Geophysics to Engineering and Environmental Problems (SAGEEP), San Antonio, Texas, Proceedings, April 6-10, 2003: Environmental and Engineering Geophysics Society, p. 27, CD-ROM.

Lane, J.W., Jr., Haeni, F.P., and Versteeg, R., 1998,

Use of multi-offset borehole radar reflection methods in fractured crystalline bedrock at Mirror Lake, Grafton County, New Hampshire, in Bell, R.S., Powers, M.H., and Larson, T., eds., Symposium on the Application of Geophysics to Environmental and Engineering Problems, SAGEEP '98, Proceedings, Chicago, Ill., March 22-26, 1998: Wheat Ridge, Colo., Environmental and Engineering Geophysical Society, p. 359-368.

Lane, J.W., Jr., Joesten, P.K., and Savoie, J.G., 1999,

Monitoring a permeable reactive iron wall installation in unconsolidated sediments by using a cross-hole radar method, 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. 439-445.

Lane, J.W., Jr., Williams, J.H., Johnson, C.D., Sr. Savino, D.-M., and Haeni, F.P., 2002,

An integrated geophysical and hydraulic investigation to characterize a fractured-rock aquifer, Norwalk, Connecticut: U.S. Geological Survey Water-Resources Investigations Report 01-4133, 97 p.

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.

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.

Leenheer, J.A., 1994,

Methods for determination of structural models of fulvic acid by convergent independent analyses, in Averett, R.C., Leenheer, J.A., McKnight, D.M., and Thorn, K.A., eds., Humic substances in the Suwannee River, Georgia--Interactions, properties and proposed structures: U.S. Geological Survey Water-Supply Paper 2373, p. 75-80.

Leenheer, J.A., and Barber, L.B., 2003,

Hierarchal approach to organic matter characterization, in Schroeder, R.A., ed., Water-quality changes and organic-carbon characterization during recharge with recycled water at a research basin in Montebello Forebay, Los Angeles, California, 1991-1996 (Chapter 6): U.S. Geological Survey Water-Resources Investigations Report 03-4146, p. 57-60.

Leenheer, J.A., and Croué, J.-P., 2003,

Characterizing aquatic dissolved organic matter: Environmental Science and Technology, v. 37, no. 1, p. 18A-25A.

Liu, S., Lu, J., Kolpin, D.W., and Meeker, W.Q., 1997,

Analysis of environmental data with censored observations: Environmental Science and Technology, v. 31, no. 12, p. 3358-3362, doi:10.1021/es960695x.

Luoma, S.N., 1998,

The developing framework of marine exotoxicology--Pollutants as a variable in marine ecosystems?: Journal of Experimental Marine Biology and Ecology, v. 200, p. 29-55, doi:10.1016/S0022-0981(96)02679-2.

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.

Malcolm, R.L., and McKinley, P.W., 1985,

Methods and importance of suspended-organic carbon determination in hydrologic studies, in, in Subitzky, S., ed., Selected papers in the hydrologic sciences, 1987: U.S. Geological Survey Water-Supply Paper 2330, p. 69-75.

Marksamer, A.J., Person, M.A., Day-Lewis, F.D., Lane, J.W., Cohen, D., Dugan, B., Kooi, H., and Willett, M., 2007,

Integrating geophysical, hydrochemical, and hydrologic data to understand the freshwater resources on Nantucket Island, Massachusetts, in Hyndman, D.W., Day-Lewis, F.D., and Singha, K., eds., Subsurface Hydrology--Data Integration for Properties and Processes: Washington, D.C., American Geophysical Union, Geophysical Monograph Series, p. 143-160, ISBN:978-0-87590-437-5.

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.

McIsaac, G.F., David, M.B., Gertner, G.Z., and Goolsby, D.A., 2002,

Relating net nitrogen input in the Mississippi River Basin to nitrate flux in the Lower Mississippi River--A comparison of approaches: Journal of Environmental Quality, v. 31, p. 1610-1622.

Meyer, M.T., Thurman, E.M., and Goolsby, D.A., 2001,

Differentiating nonpoint sources of deisopropylatrazine in surface water using discrimination diagrams: Journal of Environmental Quality, v. 30, no. 5, p. 1836-1843.

Meyers, W.J., and Kuivila, K.M., 1996,

Method for estimating the activity of carbofuran-degrading microorganisms in environmental samples, 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. 719-723.

Miller, T.L., and Gonthier, J.B., 1984,

Oregon ground-water quality and its relation to hydrogeologic factors--A statistical approach: U.S. Geological Survey Water-Resources Investigations Report 84-4242, 88 p.

Mishra, A., Ray, C., and Kolpin, D.W., 2004,

Use of qualitative and quantitative information in neural networks for assessing agricultural chemical contamination of domestic wells: Journal of Hydrologic Engineering, v. 9, no. 6, p. 502-511, doi:10.1061/(ASCE)1084-0699(2004)9:6(502).

Mitchell, M.J., Piatek, K.B., Christopher, S., Mayer, B., Kendall, C., and McHale, P., 2006,

Solute sources in stream water during consecutive fall storms in a northern hardwood forest watershed--A combined hydrological, chemical and isotopic approach: Biogeochemistry, v. 78, p. 217-246, doi:10.1007/s10533-005-4277-1.

Moench, A.F., 2003,

Estimation of hectare-scale soil-moisture characteristics from aquifer-test data: Journal of Hydrology, v. 281, no. 1-2, p. 82-95, doi:10.1016/S0022-1694(03)00202-6.

Moench, A.F., Garabedian, S.P., and LeBlanc, D.R., 2001,

Estimation of hydraulic parameters from an unconfined aquifer test conducted in a glacial outwash deposit, Cape Cod, Massachusetts: U.S. Geological Survey Professional Paper 1629, 69 p.

Moench, A.F., Garabedian, S.P., and LeBlanc, D.R., 2000,

Estimation of hydraulic parameters from an unconfined aquifer test conducted in a glacial outwash deposit, Cape Cod, Massachusetts: U.S. Geological Survey Open-File Report 00-485.

Morin, R.H., Carleton, G.B., and Poirier, S., 1997,

Fractured-aquifer hydrogeology from geophysical logs; the Passaic Formation, New Jersey: Ground Water, v. 35, no. 2, p. 328-338.

National Research Council, 2003,

Bioavailability of contaminants in soils and sediments--processes, tools, and applications: Washington, D.C., National Academy Press, 420 p.

Nimmo, J.R., Herkelrath, W.N., and Laguna Luna, A.M., 2007,

General framework for estimating soil water retention from textural data: Vadose Zone Journal, v. 6, no. 4, p. 766-773, doi:10.2136/vzj2007.0019.

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

Method for monitoring biodegradation of hydrocarbons in unsaturated porous media, 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. 49-54.

Noyes, T.I., and Leenheer, J.A., 1994,

Proton nuclear magnetic resonance studies of fulvic acid from the Suwannee River, in Averett, R.C., Leenheer, J.A., McKnight, D.M., and Thorn, K.A., eds., Humic substances in the Suwannee River, Georgia--Interactions, properties, and proposed structures: U.S. Geological Survey Water-Supply Paper 2327, p. 141-182.

Olhoeft, G.R., 1988,

Geophysical methods of contaminant detection, 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. A7-A-8.

Ortiz, R.F., and Bencala, K.E., 2001,

Determination of instream metal loads using tracer-injection and synoptic-sampling techniques in Wightman Fork, southwestern Colorado, September 1997: U.S. Geological Survey Water-Resources Investigations Report 00-4154, 26 p.

Paillet, F.L., 2000,

A field technique for estimating aquifer parameters using flow log data: Ground Water, v. 38, no. 4, p. 510-511.

Paillet, F.L., 1999,

Geophysical reconnaissance in bedrock boreholes--Finding and characterizing the hydraulically active fractures, 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. 725-733.

Paillet, F.L., 1996,

Use of well logs to prepare the way for packer strings and tracer tests--Lessons from the Mirror Lake study, 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. 103-109.

Paillet, F.L., 1995,

Using borehole flow logging to optimize hydraulic-test procedures in heterogeneous fractured aquifers: Hydrogeology Journal, v. 3, no. 3, p. 4-20, doi:10.1007/s100400050249.

Paillet, F.L., 1993,

Application of borehole geophysics in the characterization of flow in fractured rocks--Trends in geophysical research: U.S. Geological Survey Water-Resources Investigations Report 93-4214, 36 p.

Paillet, F.L., and Lane, J.W., Jr, 1999,

Integrating surface and borehole geophysics--Examples based on electromagnetic sounding, 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. 715-723.

Parkhurst, D.L., Kipp, K.L., Engesgaard, P., and Charlton, S.R., 2004,

PHAST--A program for simulating ground-water flow, solute transport, and multicomponent geochemical reactions: U.S. Geological Survey Techniques and Methods, book 6, sec. A, chap. 8, 154 p.

Pérez Catán, S., S., R.G., Marvin-DiPasquale, M., Magnavacca, C., Cohen, I.M., and Arribere, M., 2007,

Methodological considerations regarding the use of inorganic ¹⁹⁷Hg(II) radiotracer to assess mercury methylation potential rates in lake sediment: Applied Radiation and Isotopes, v. 65, no. 9, p. 987-997, doi:10.1016/j.apradiso.2007.04.010.

Petty, J.D., Huckins, J.N., Alvarez, D.A., Brumbaugh, W.G., Cranor, W.L., Gale, R.W., Rastall, A.C., Jones-Lepp, T.L., Leiker, T.J., Rostad, C.E., and Furlong, E.T., 2004,

A holistic passive integrated sampling approach for assessing the presence and potential impacts of waterborne environmental contaminants: Chemosphere, v. 54, no. 6, p. 695-705, doi:10.1016/j.chemosphere.2003.08.015.

Plummer, L.N., Böhlke, J.K., and Busenberg, E., 2003,

Approaches for ground-water dating, in Lindsey, B.D., and others, ed., Residence times and nitrate transport in ground water discharging to streams of the Chesapeake Bay Watershed: U.S. Geological Survey Water-Resources Investigations Report 03-4035, p. 12-24.

Plummer, L.N., and Busenberg, E., 2006,

Chlorofluorocarbons in aquatic environments (chapter 1), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 1-8.

Plummer, L.N., and Busenberg, E., 2006,

Chlorofluorocarbons in the atmosphere (chapter 2), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 9-16.

Plummer, L.N., and Busenberg, E., 2006,

Principles of chlorofluorocarbon dating (chapter 3), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 17-29.

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.

Plummer, L.N., Busenberg, E., Böhlke, J.K., Nelms, D.L., Michel, R.L., and Schlosser, P., 2001,

Groundwater residence times in Shennandoah National Park, Blue Ridge Mountains, Virginia, USA--A multi-tracer approach: Chemical Geology, v. 179, p. 92-111.

Plummer, L.N., Busenberg, E., Cook, P.G., Oster, H., Han, L.F., and Gröning, M., 2006,

Selected case studies using CFC data (chapter 9), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 135-182.

Plummer, L.N., Busenberg, E., and Han, L.F., 2006,

CFCs in binary mixtures of young and old groundwater (chapter 5), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 59-72.

Plummer, L.N., Busenberg, E., and Han, L.F., 2006,

Data interpretation in representative cases (chapter 8), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 105-134.

Plummer, L.N., and Friedman, L.C., 1999,

Tracing and dating young ground water: U.S. Geological Survey Fact Sheet 134-99, 4 p.

Pontolillo, J., and Eganhouse, R.P., 2001,

The search for reliable aqueous solubility (Sw) and octanol-water partition coefficient (Kow) data for hydrophobic organic compounds: DDT and DDE as a case study: U.S. Geological Survey Water-Resources Investigations Report 01-4201, 51 p.

Powers, C.J., Singha, K., and Haeni, F.P., 1999,

Integration of surface geophysical methods for fracture detection in bedrock 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. 757-768.

Reddy, M.M., Schuster, P., Kendall, C., and Reddy, M.B., 2006,

Characterization of surface and ground-water ?¹⁸O seasonal variation and its use for estimating groundwater residence times: Hydrological Processes, v. 20, no. 8, p. 1753-1772, doi:10.1002/hyp.5953.

Reilly, T.J., Walker, C.E., Baehr, A.L., Schrock, R.M., and Reinfelder, J.R., 2005,

Occurrence of diatoms in lakeside wells in northern New Jersey as an indicator of the effect of surface water on ground-water quality: U.S. Geological Survey Scientific Investigations Report 2005-5263, 13 p.

Revesz, K., Coplen, T., Baedecker, M.J., and Hult, M., 1996,

Use of carbon and hydrogen stable isotopes to investigate the production and fate of methane at a toxic waste site, Bemidji, Minnesota, 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. 653-662.

Rosenberry, D.O., Glaser, P.H., Siegel, D.I., and Weeks, E.P., 2003,

Use of hydraulic head to estimate volumetric gas content and ebullition flux in northern peatlands: Water Resources Research, v. 39, no. 3, p. 1066, doi:10.1029/2002WR001377.

Rostad, C.E., and Hostettler, F.D., 2007,

Profiling refined hydrocarbon fuels using polar components: Environmental Forensics, v. 8, no. 1, p. 129-137, doi:10.1080/15275920601180677.

Runkel, R.L., 2002,

A new metric for determining the importance of transient storage: Journal of the North American Benthological Society, v. 21, no. 4, p. 529-543.

Savoie, J.G., 1999,

Analysis of carbon isotopes, determination of ground-water age, and estimated characteristics of the contaminant source at two fuel-spill plumes, western Cape Cod, Massachusetts, 1996: U.S. Geological Survey Water-Resources Investigations Report 98-4112, 21 p.

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

Cross-hole radar method monitors PRB installation: Ground Water Currents, no. 42, p. 3-4.

Schlottman, J.L., Scholl, M.A., and Cozzarelli, I.M., 1999,

Identifying ground-water and evaporated surface-water interactions near a landfill using Deuterium, 18Oxygen, and Chloride, 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. 509-520.

Scribner, E.A., Thurman, E.M., and Zimmerman, L.R., 2000,

Analysis of selected herbicide metabolites in surface and ground water of the United States: The Science of the Total Environment, v. 248, no. 2-3, p. 157-167, doi:10.1016/S0048-9697(99)00539-2.

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.

Seiler, R.L., 1997,

Methods to identify areas susceptible to irrigation-induced selenium contamination in the Western United States: U.S. Geological Survey Fact Sheet FS-O38-97, 4 p.

Shanley, J.B., Mayer, B., Mitchell, M.J., Michel, R.L., Bailey, S.W., and Kendall, C., 2005,

Tracing sources of streamwater sulfate during snowmelt using S and O isotope ratios of sulfate and ³⁵S activity: Biogeochemistry, v. 76, p. 161-185, doi:10.1007/s10533-005-2856-9.

Shanley, J.B., Pendall, E., Kendall, C., Stevens, L.R., Michel, R.L., Phillips, P.J., Forester, R.M., Naftz, D.L., Liu, B., Stem, L., Wolfe, B.B., Chamberlain, C.P., Leavitt, S.W., Heaton, T.H.E., Mayer, B., Cecil, L.D., Lyons, W.B., Katz, B.G., Betancourt, J.L., McKnight, D.M., Blum, J.D., Edwards, T.W.D., House, H.R., Ito, E., Aravena, R.O., and Whelan, J.F., 1998,

Isotopes as indicators of environmental change, Chapter 22, in Kendall, C., and McDonnell, J.J., eds., Isotope tracers in catchment hydrology: Amsterdam, Elsevier, p. 761-816.

Shapiro, A.M., 2001,

Characterizing ground-water chemistry and hydraulic properties of fractured-rock aquifers using the multifunction bedrock-aquifer transportable testing tool (BAT3): U.S. Geological Survey Fact Sheet FS-075-01, 4 p.

Shapiro, A.M., 1996,

Estimation of effective porosity in fractured crystalline rock by controlled tracer tests, 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 Disposal, May 4-6, 1993, National Center, Reston, Virginia, Proceedings: U.S. Geological Survey Water-Resources Investigations Report 95-4015, p. 185-190.

Shapiro, A.M., and Hsieh, P.A., 1998,

How good are estimates of transmissivity from slug tests in fractured rock?: Ground Water, v. 36, no. 1, p. 37-48.

Shapiro, A.M., and Hsieh, P.A., 1996,

A new method of performing controlled injection of traced fluid in fractured crystalline rock, 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. 131-136.

Shapiro, A.M., and Hsieh, P.A., 1996,

Overview of research on use of hydrologic, geophysical, and geochemical methods to characterize flow and chemical transport in fractured rock at the Mirror Lake site, 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. 71-80.

Shapiro, A.M., Hsieh, P.A., Burton, W.C., and Walsh, G.J., 2007,

Integrated multi-scale characterization of ground-water flow and chemical transport in fractured crystalline rock at the Mirror Lake Site, New Hampshire, in Hyndman, D.W., Day-Lewis, F.D., and Singha, K., eds., Subsurface Hydrology--Data Integration for Properties and Processes: Washington, D.C., American Geophysical Union, Geophysical Monograph Series, p. 201-225, ISBN:978-0-87590-437-5.

Shapiro, A.M., Hsieh, P.A., and Haeni, F.P., 1999,

Integrating multidisciplinary investigations in the characterization of 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. 669-680.

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.

Shapiro, A.M., and Oki, D.S., 2000,

Estimating formation properties from early-time oscillatory water levels in a pumped well: Journal of Hydrology, v. 236, no. 1-2, p. 91-108, doi:10.1016/S0022-1694(00)00283-3.

Shapiro, S.D., Busenberg, E., and Plummer, L.N., 2004,

The stability of chlorofluorocarbons (CFCs) in ground-water samples archived in borosilicate ampoules: U.S. Geological Survey Open-File Report 2004-1392, 30 p.

Šimůnek, J., and Nimmo, J.R., 2005,

Estimating soil hydraulic parameters from transient flow experiments in a centrifuge using parameter optimization technique: Water Resources Research, v. 41, doi:10.1029/2004WR003379.

Singha, K., and Gorelick, S.M., 2006,

Effects of spatially variable resolution on field-scale estimates of tracer concentration from electrical inversions using Archie's law: Geophysics, v. 71, no. 3, p. G83-G91, doi:10.1190/1.2194900.

Singha, K., and Gorelick, S.M., 2005,

Saline tracer visualized with electrical resistivity tomography--Field scale spatial moment analysis: Water Resources Research, v. 41, no. 5, W05023, doi:10.1029/2004WR003460.

Singha, K., Kimball, K., and Lane, J.W., 2000,

Borehole-radar methods--Tools for characterization of fractured rock: U.S. Geological Survey Fact Sheet FS-054-00, 4 p.

Smith, L.K., Voytek, M.A., Böhlke, J.K., and Harvey, J.W., 2006,

Denitrification in nitrate-rich streams--Application of N2:Ar and 15N-tracer methods in intact cores: Ecological Applications, v. 16, no. 6, p. 2191-2207, doi:10.1890/1051-0761(2006)016[2191:DINSAO]2.0.CO;2.

Smith, R.L., Buckwalter, S.P., Repert, D.A., and Miller, D.N., 2005,

Small-scale, hydrogen-oxidizing-denitrifying bioreactor for treatment of nitrate-contaminated drinking water: Water Research, v. 39, no. 10, p. 2014-2023, doi:10.1016/j.watres.2005.03.024.

Smith, R.L., Duff, J.H., and Howes, B.L., 1987,

Development of techniques to measure in situ rates of microbial processes in a contaminated 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-25-B-27.

Smith, R.L., and Steve H. Harris, J., 2007,

Determining the terminal electron-accepting reaction in the saturated subsurface, in Hurst, C.J., and others, eds., Manual of Environmental Microbiology (3rd ed.): Washington, D.C., ASM Press, v. VI, ISBN:978-1-55581-379-6.

Soller, D.R., 1996,

A review of methods for assessing the potential for regional ground-water contamination, 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. 1029-1033.

Solomon, D.K., Cook, P.G., and Plummer, L.N., 2006,

Models of groundwater ages and residence times (chapter 6), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 73-88.

Solomon, D.K., Plummer, L.N., Busenberg, E., and Cook, P.G., 2006,

Practical application of CFCs in hydrological investigations (chapter 7), in IAEA, ed., Use of chlorofluorocarbons in hydrology--A guidebook: Vienna, International Atomic Energy Agency, p. 89-104.

Stannard, D.I., 1997,

A theoretically based determination of Bowen-ratio fetch requirements: Boundary-Layer Meteorology, v. 83, no. 3, p. 375-406, doi:10.1023/A:1000286829849.

Stonestrom, D.A., Abraham, J.D., Andraski, B.J., Baker, R.J., Mayers, C.J., Michel, R.L., Prudic, D.E., Striegl, R.G., and Walvoord, M.A., 2004,

Monitoring radionuclide contamination in the unsaturated zone--Lessons learned at the Amargosa Desert Research Site, Nye County, Nevada, in Workshop on Long-term Performance Monitoring of Metals and Radionuclides in the Subsurface, Reston, Virginia, April 21-22, 2004: Florida State University, Tallahassee.

Stonestrom, D.A., and Constantz, J., 2004,

Using temperature to study stream-ground water exchanges: U.S. Geological Survey Fact Sheet 2004-3010, 4 p.

Sturchio, N.C., Böhlke, J.K., Beloso, A.D., Streger, S.H., Heraty, L.J., and Hatzinger, P.B., 2007,

Oxygen and chlorine isotopic fractionation during perchlorate biodegradation--Laboratory results and implications for forensics and natural attenuation studies: Environmental Science and Technology, v. 41, no. 8, p. 2,796-2,802, doi:10.1021/es0621849.

Sueker, J.K., Turk, J.T., and Michel, R.L., 1999,

Use of cosmogenic sulfur-35 for comparing ages of water from three alpine-subalpine basins in the Colorado Front Range: Geomorphology, v. 27, p. 61-74.

Szabo, Z., Rice, D.E., Plummer, L.N., Busenberg, E., Drenkard, s., and Schlosser, P., 1996,

Age-dating of shallow groundwater with chlorofluorocarbons, tritium/helium 3, and flow path analysis, southern New Jersey coastal plain: Water Resources Research, v. 32, no. 4, p. 1023-1038, 96WR00068, doi:10.1029/96WR00068.

Thorstenson, D.C., and Parkhurst, D.L., 2002,

Calculation of individual isotope equilibrium constants for implementation in geochemical models: U.S. Geological Survey Water-Resources Investigations Report 02-4172, 129 p.

Thurman, E.M., Goolsby, D.A., Meyer, M.T., Mills, M.S., Pomes, M.L., and Kolpin, D.W., 1992,

A reconnaissance study of herbicides and their metabolites in surface water of the Midwestern United States using immunoassay and gas chromatography/mass spectrometry: Environmental Science and Technology, v. 26, no. 12, p. 2440-2447, doi:10.1021/es00036a016.

Tiedeman, C.R., and Hsieh, P.A., 2001,

Assessing an open-well aquifer test in fractured crystalline rock: Ground Water, v. 39, no. 1, p. 68-78, doi:10.1111/j.1745-6584.2001.tb00352.x.

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.

Tiedeman, C.R., Hsieh, P.A., and Christian, S.B., 1995,

Characterization of a high-transmissivity zone by well test analysis--Steady state case: Water Resources Research, v. 31, no. 1, p. 27-37, 94WR01965, doi:10.1029/94WR01965.

Topping, B.R., and Kuwabara, J.S., 1999,

Flow-injection - ICP-MS method applied to benthic flux studies of 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. 131-134.

Ulrich, G.A., Krumholz, L.R., and Suflita, J.M., 1997,

A rapid and simple method for estimating sulfate reduction activity and quantifying inorganic sulfides: Applied and Environmental Microbiology, v. 63, no. 4, p. 1627-1630.

Verplanck, P.L., Taylor, H.E., Nordstrom, D.K., and Barber, L.B., 2005,

Aqueous stability of gadolinium in surface waters receiving sewage treatment plant effluent, Boulder Creek, Colorado: Environmental Science and Technology, v. 39, no. 18, p. 6923-6929, doi:10.1021/es048456u.

Verstraeten, I.M., Böhlke, J.K., Kraemer, T.F., and Cannia, J., 2002,

Use of environmental tracers and isotopes to evaluate sources of water, nitrate, and uranium in an irrigated alluvial valley, Nebraska: U.S. Geological Survey Fact Sheet 100-01, 4 p.

Vowinkel, E.F., and Battaglin, W.A., 1989,

Methods of evaluating the relation of ground-water quality to land use in a New Jersey Coastal Plain aquifer 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. 405-410.

Wagner, B.J., and Harvey, J.W., 1999,

Evaluating the ability of tracer tests to quantify reactive solute transport in stream-aquifer systems, 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. 201-209.

Wallenstein, M.D., Myrold, D.D., Firestone, M., and Voytek, M., 2006,

Environmental controls on denitrifying communities and denitrification rates--Insights from molecular methods: Ecological Applications, v. 16, no. 6, p. 2143-2152, doi:10.1890/1051-0761(2006)016[2143:ECODCA]2.0.CO;2.

Wankel, S.D., Kendall, C., Francis, C.A., and Paytan, A., 2006,

Nitrogen sources and cycling in the San Francisco Bay estuary--A nitrate dual isotopic composition approach: Limnology and Oceanography, v. 51, no. 4, p. 1654-1664 (Abstract).

Waychunas, G.A., Davis, J.S., and Fuller, C.C., 1995,

Geometry of sorbed arsenate on ferrihydrite and crystalline FeOOH--Re-evaluation of EXAFS results and topological factors in predicting sorbate geometry and evidence for monodentate complexes: Geochimica et Cosmochimica Acta, v. 59, p. 3655-3661, doi:10.1016/0016-7037(95)00276-6.

Weiss, J.V., and Cozzarelli, I.M., 2008,

Biodegradation in contaminated aquifers--Incorporating microbial/molecular methods: Ground Water, v. 46, no. 2, p. 305-322, doi:10.1111/j.1745-6584.2007.00409.x.

Wershaw, R.L., Leenheer, J.A., Kennedy, K.R., and Noyes, T.I., 1996,

Use of 13C NMR and FTIR for elucidation of degradation pahtways during natural litter decomposition and composting I. Early stage lead degeneration: Soil Science, v. 161, p. 667-679.

White, A.F., Schulz, M.S., Vivit, D.V., Blum, A.E., and Stonestrom, D.A., 2006,

Controls on pore water solutes--An approach for distinguishing between biogenic and lithogenic processes: Journal of Geochemical Exploration, v. 88, no. 1-3, p. 363-366, doi:10.1016/j.gexplo.2005.08.076.

Wiedemeier, T.H., Swanson, M.A., Moutoux, D.E., Gordon, E.K., Wilson, J.T., Wilson, B.H., Kampbell, D.H., Haas, P.E., Miller, R.N., Hansen, J.E., and Chapelle, F.H., 1998,

Technical protocol for evaluating natural attenuation of chlorinated solvents in ground water: U.S. Environmental Protection Agency Office of Research and Development: EPA/600/R-98/128.

Williams, J.H., and Johnson, C.D., 2004,

Acoustic and optical borehole-wall imaging for fractured-rock aquifer studies: Journal of Applied Geophysics, v. 55, no. 1-2, p. 151-159, doi:10.1016/j.jappgeo.2003.06.009.

Williams, J.H., Lane, J.W., Jr., Singha, K., and Haeni, F.P., 2002,

Application of advanced geophysical logging methods in the characterization of a fractured-sedimentary bedrock aquifer, Vertura County, California: U.S. Geological Survey Water-Resources Investigations Report 00-4083, 28 p.

Williams, R.L., Mayer, K.U., Amos, R.T., Blowes, D.W., Ptacek, C.J., and Bain, J.G., 2007,

Using dissolved gas analysis to investigate the performance of an organic carbon permeable reactive barrier for the treatment of mine drainage: Applied Geochemistry, v. 22, no. 1, p. 90-108, doi:10.1016/j.apgeochem.2006.09.007.

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.

Wood, W.W., 2005,

Nanobots--A new paradigm for hydrogeologic characterization?: Ground Water, v. 43, no. 4, p. 462, doi:10.1111/j.1745-6584.2005.0079.x.

Wood, W.W., and Sanford, W.E., 1995,

Chemical and isotopic methods for quantifying ground-water recharge in a regional, semi-arid environment: Ground Water, v. 33, no. 3, p. 458-468.

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.

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.

Worrall, F., and Kolpin, D.W., 2004,

Aquifer vulnerability to pesticide pollution - combining soil, land-use and aquifer properties with molecular descriptors: Journal of Hydrology, v. 293, no. 1-4, p. 191-204, doi:10.1016/j.jhydrol.2004.01.013.

Worrall, F., and Kolpin, D.W., 2003,

Direct assessment of groundwater vulnerability from single observations of multiple contaminants: Water Resources Research, v. 39, no. 12, p. 1345-1352, 2002WR001212, doi:10.1029/2002WR001212.

Wright, W.G., and Nordstrom, D.K., 1999,

Oxygen isotopes of dissolved sulfate as a tool to distinguish natural and mining-related dissolved constituents, 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. 67-73.

Zhang, M., Takahashi, M., Morin, R.H., and Esaki, T., 2000,

Evaluation and application of the transient-pulse technique for determining the hydraulic properties of low permeability rocks - Part 1. Theoretical evaluation: Geotechnical Testing Journal, v. 23, no. 1, p. 83-91, 4234XXXc.

Zhang, M., Takahashi, M., Morin, R.H., and Esaki, T., 2000,

Evaluation and application of the transient-pulse technique for determining the hydraulic properties of low permeability rocks--Part 2. Experimental application: Geotechnical Testing Journal, v. 23, no. 1, p. 91-99, GTJ23110.

Zielinski, R.A., Rice, C.A., and Otton, J.K., 2003,

Use of soil extracts to define the extent of brine-impacted soils and bedrock at oil production site "B", Osage-Skiatook Project, northeastern Oklahoma, in Sublette, K., ed., 9th International Petroleum Environmental Conference Special Session--Fate and Transport of Brine and Hydrocarbon Releases in Soils and Water, Northeast Oklahoma, Albuquerque, New Mexico, October 22-25, 2002: IPEC, p. 12 pages.

Zinn, B.A., and Konikow, L.F., 2007,

Effects of intraborehole flow on groundwater age distribution: Hydrogeology Journal, v. 15, no. 4, p. 633-643, doi:10.1007/s10040-006-0139-8.

There are 229 on-line publications in this section of the bibliography. The Toxics Bibliographic Data Base was last updated on 4/30/08.

| Sort by Author | Sort by Year | Sort by Title | Sort by Publication Type | On-Line Reports Only | Search | Contents |

More Information

• Topical Information on Field and Laboratory Methods