NRP Bibliography, 1999

Alpers, C.N., and Nordstrom, D.K., 1999, Geochemical modeling of water-rock interactions in mining environments, in Plumlee, G.S., and Logsdon, M.J., eds., The environmental geochemistry of mineral deposits. processes, methods and health issues: Reviews in Economic Geology, v. 6A, p. 289-324.

Amelung, Falk, Galloway, D.L., Bell, J.W., Zebker, H.A., and Laczniak, R.J., 1999, Sensing the ups and downs of Las Vegas: InSAR reveals structural control of land subsidence and aquifer-system deformation: Geology, v. 27, p. 483-486. (on-line abstract)

Anderman, E.R., and Hill, M.C., 1999, A new multi-stage ground-water transport inverse method, Presentation, evaluation, and implications: Water Resources Research, v. 35, no. 4, p. 1053-1063. (on-line abstract)

Anderson, D.E., 1999, Transport of heat and gas in soil and at the surface, in Tindall, J.A., and Kunkel, J.R., eds., Unsaturated Zone Hydrology for Scientists and Engineers, Prentice-Hall Englewood Cliffs, New Jersey, chap. 9, p. 200-272.

Anderson, D.E., 1999, Solutions to questions, in Instructor's Solution Manual for Unsaturated Zone Hydrology for Scientists and Engineers, Prentice Hall, chap. 9, p. 40-47.

Anderson, D.E., Striegl, R.G., Stannard, D.I., Michmerhuizen, C.M., McConnaughey, T.A., and LaBaugh, J.W., 1999, Estimating lake atmosphere CO₂ exchange: Limnology and Oceanography, v. 44, n. 4, p. 988-1001. (on-line abstract)

Andraski, B.J., and Stonestrom, D.A., 1999, Factors and processes that affect waste disposal and subsurface transport of contaminants in arid environments, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings for the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3 -- Subsurface Contamination from Point Sources: U.S. Geological Survey Water Resources Investigations Report 99-4018C, p. 457-458. (on-line abstract)

Andraski, B.J., and Stonestrom, D.A., 1999, Overview of research on water, gas, and radionuclide transport at the Amargosa Desert Research Site, Nevada, in Morganwalp, D.W., and Buxton, H.T., eds, U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings for the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water Resources Investigations Report 99-4018C, p. 459-466. (on-line abstract)

Andrews, E.D., Johnston, C.E., Schmidt, J.C., and Gonzalez, M., 1999, Topographic evolution of sand bars, in Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R.A., eds., The controlled flood in the Grand Canyon: American Geophysical Union Monograph 110, p. 117-130. (on-line abstract)

Ball, J.W., Nordstrom, D.K., McCleskey, R.B., and To, T.B., 1999, A new method for the direct determination of Fe(III) concentrations in acid mine waters, in Morganwalp, D.W. and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Progam-Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018, p. 297-304. (on-line abstract or on-line report in pdf format, 664KB)

Ball, J.W., Runkel, R.L., and Nordstrom, D.K., 1999, Transport modeling of reactive constituents from Summitville, CO; Preliminary results from the application of OTIS/OTEQ 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018, p. 305-311. (on-line abstract or on-line report in pdf format, 518 kb)

Barber, L.B., and Keefe, S.H., 1999, Evolution of ground-water sewage plume after removal of the 60-year-long source, Cape Cod, Massashusetts: Changes in the distribution of dissolved oxygen, boron, and organic carbon, 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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 261-270. (on-line abstract)

Bargar, J.R., Reitmeyer, R., and Davis, J.A., 1999, Spectroscopic confirmation of uranium (VI)-carbonato adsorption complexes on hematite: Environmental Science and Technology, v. 33, p. 2481-2484. (on-line abstract)

Barlow, P.M., and Moench, A.F., 1999, WTAQ - A computer program for aquifer-test analysis of confined and water-table aquifers: Minneapolis, MN, Proceedings of the American Society of Civil Engineers Joint Conference on Water Resources Engineering and Water Resources Planning and Management, July 30 - August 2, 2000.

Barlow, P.M., and Moench, A.F., 1999, WTAQ - A computer program for calculating drawdowns and estimating hydraulic properties for confined and water-table aquifers: U.S. Geological Survey Water- Resources Investigations Report 99-4225, 74 p.(on-line abstract)

Bartolino, I.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. (on-line abstract)

Bartolino, J. and Niswonger, R., 1999, Temperature profiles of the aquifer system underlying the Rio Grande, NM, Proceedings of Third Annual Middle Rio Grande Basin Workshop, Feb 22-23,1999: U.S. Geological Survey Open-File Report 99-203, p. 66-67.

Bekins, B.A., Baehr, A.L., Cozzarelli, I.M., Essaid, H.I., Haack, S.K., Harvey, R.W., Shaprio, A.M., Smith, J.A., Smith, R.L., 1999, Capabilities and challenges of natural attenuation in the subsurface: Lessons from the U.S. Geological Survey Toxics Substances Hydrology Program, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - A Proceeding of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 37-56. (on-line abstract)

Bekins, B.A., Cozzarelli, I.M., Godsy, E.M., Warren, Ean, Tuccillo, M.E., Essaid, H.I., and Paganelli, V.V., 1999, Chemical and physical controls on microbial populations in the Bemidji Toxics Site crude-oil plume, in Morganwalp, D.W. and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 133-142. (on-line abstact)

Bekins, B.A., Godsy, E.M., and Warren, E., 1999, Distribution of microbial physiologic types in an aquifer contaminated by crude oil: Microbial Ecology, v. 37, p. 263-275. (on-line abstract)

Bencala, K.E., and Ortiz, R.F., 1999, Theory and(or) reality: Analysis of sulfate mass-balance at Summitville, Colorado poses proces questions about the estimation of metal loadings, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Proggram--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 119-122. (on-line abstract and to obtain report in pdf format)

Bennett, J.P., 1999, U.S. Geological Survey measurement programs and models pertinent to ocean and costal prediction modeling: Marine Technology Society Journal, v. 33, no. 3, p. 88-92.

Bennett, J.P., 1999, Discussion of Quasi-two-dimensional simulation of scour and deposition in alluvial channels, by H. Y. Lee, H. M. Hsieh, J. C. Yang, and C. T. Yang: Journal of Hydraulic Engineering, American Society of Civil Engineers, v. 125(2), p. 206-207.

Benson, L.V., 1999, Records of millennial-scale climate change from the Great Basin of the Western United States: Mechanisms of Global Climate Change at Millennial Time Scales: Geophysical Monograph 112, p. 203-225. (on-line abstract

Bergamaschi, B.A., Fram, M.S., Kendall, C., Silva, S.R., Aiken, G.R., and Fujii, R., 1999, Carbon isotopic constraints on the contribution of plant material to the natural precursors of trihalomethanes: Organic Geochemistry, v. 30, p. 835-842. (on-line abstract)

Bergamaschi, B.A., Fram, M.S., Fujii,R., Aiken, G.R., Kendall, C., and Silva, S.R., 1999, The carbon isotopic composition of trihalomethanes formed from chemically distinct dissolved organic carbon isolates from the Sacramento-San Joaquin River Delta, California, USA, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 2 - Contamination of hydrologic systems and related ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 99-107. (on-line abstract and to download report in pdf format)

Biggs, T.H., Webb, R.H., and Quade, J., 1999, Fire frequency and spatial variability of soil biogeochemistry and plant biogeochemistry in a southeastern Arizona desert grassland, in Gottfried, G.J., Eskew, L.G., Curtin, C.G., and Edminster, C.B., compilers, Toward integrated research, land management, and ecosystem protection in the Malpai Borderlands: Conference Summary, January 1999, Douglas, Arizona: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station Proceedings RMRS-P-10, p. 77-80.

Biondi, F., Perkins, D.L., Cayan, D.R., and Hughes, M.K., 1999, July temperature during the second millennium reconstructed from Idaho tree rings: Geophys. Res, Ltrs, v. 26, no. 10, p. 1445-1448. (on-line abstract)

Böhlke, J.K., 1999, Mother Lode gold. In: Classic Cordilleran Concepts: A view from California, in Moores, E.M., Sloan, D., and Stout, D.L., eds., Geological Society of America Special Paper 338: Geological Society of America, p. 55-67.

Böhlke, J.K, Plummer, L.N., Busenberg, E., Coplen, T.B., Shinn, E.A., and Schlosser, P., 1999, Origins, residence times, and nutrient sources of marine ground waters beneath the Florida Keys and nearby offshore areas: U.S. Geological Surve, Open-File Report 99-181, p. 2-3.

Böhlke, J.K., Smith, R.L., Coplen, T.B., Busenberg, E., and LeBlanc, D.R., 1999, Recharge conditions and flow velocities of contaminated and uncontaminated ground waters at Cape Cod, Massachusetts: Evaluation of delta-2H, delta-180, and dissolved gases, 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 99-4018, p. 337-348. (on-line abstract)

Bossong, C., Karlinger, M.R., Troutman, B.M., and Vecchia, A.V., 1999, Overview and technical and practical aspects of using geostatiscs in hazordous-, toxic-, and radioactive-waste-site investigations, U.S. Geological Survey Water Resources Investigations Report 98-4145. (on-line abstract)

Boyer, E.W., Mcknight, D.M., Bencala, K.E., Brooks, P.D., Anthony, M.W., Zellweger, G.W., and Harnish, R.E., 1999, Streamflow and water quality characteristics for the Upper Snake River and Deer Creek Catchments in Summit County, Colorado: Water Years 1980 to 1990: Occasional Paper No. 53, Institute of Arctic and Alpine Research, University of Colorado, Boulder, Colorado, 81 p. + diskett. (on-line abstract)

Brantley, S.L., White, A.F. and Hodson, M.E., 1999, Surface area of primary silicate minerals, in Jantveit, B., and Meakin, P., eds., Growth, dissolution and pattern formation in geosystems: Kluwer Academic Publishers, p. 291-326.

Bricker, O.P., 1999, An overview of the factors involved in evaluating the geochemical effects of highway runoff on the environment: U.S. Geological Survey Open-File Report 98-630, 28 p.

Brooks, P.D., McKnight, D.M., and Bencala, K.E., 1999, The relationship between soil heterotrophic activity, soil dissolved carbon (DOC) leachate, and catchment-scale DOC export in headwater catchments: Water Resources Research, v. 35, p. 1895-1902. (on-line abstract)

Brown, C., and Luoma, S., 1999, Metal trends and effects in Potamocorbula amurenis in North 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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 17-21. (on-line abstract)

Brown, G.K., Zaugg, S.A., and Barber, L.B., 1999, Wastewater analysis by gas chromatography/mass spectrometry, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hdyrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 2--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 431-435. (on-line abstract)

Brown, G.K., Cabaniss, S.E., MacCarthy,P., and Leenheer, J.A., 1999, CU(II) binding by a pH-fractionated fulvic acid, Analytica Chimica Acta, v. 402, 183-193. (on-line abstract)

Brown, G.K., MacCarthy, P., and Leenheer, J.A., 1999, Simultaneous determination of Ca, Cu, Ni, Zn, and Cd binding strengths with fulvic acid fractions by Schubert's method, Analytica Chimica Acta, v. 402, 169-181. (on-line abstract)

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 3 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 141-153. (on-line abstract and to download pdf report)

Brown, V.A., McDonnell, J.J., Burns, D.A., and Kendall, C., 1999, The role of event water, rapid shallow flowpaths and catchment size in summer stormflow, in Becker, A., ed., Land surface heterogeneity and scaling in hydrology: Journal of Hydrology, v. 217, p. 171-190. . (on-line abstract)

Bullen, T.D., White, A.F., Huntington, T.G. and Peters, N.E., 1999, A new approach for determining the ⁸⁷Sr/⁸⁶Sr ratio of the granitoid weathering component, in Armannsson, H. ed., Proceedings of the 5th international symposium on geochemistry of the Earth's surface: Balkema, Rotterdam, p. 369-372. (on-line abstract)

Busenberg, E., Plummer, L.N., Bartholomay, R.C., and Wayland, 1999, Chlorofluorocarbons, sulfur hexafluoride, and dissolved permanent gases in ground water from selected sites at and near the Idaho National Engineering and Environmental Laboratory, Idaho, 1994-97: U.S. Geological Survey Open-File Report 98-274, 72p. (on-line abstract)

Cain, D.J., and Luoma, S.N., 1999, Metal exposures to native popluations of the caddisfly Hydrosyche (Trichopter: Hydropsychidae) determined from cytosolic and whole body metal concentrations: Hydrobiologia, v. 386, p. 103-117. (on-line abstract)

Campbell-Rehmann, L.L., Welty, C., and Harvey, R.W., 1999, Stochastic analysis of virus transport in aquifers: Water Resources Research, v. 35, p. 1987-2006. (on-line abstract)

Carmody, R.W., and Seal II, R.R., 1999, Evaluation of that sulfur isotopic composition and homogeneity of the Soufre de Lacq reference material: Chemical Geology, v. 153, p. 289-295. (on-line abstract)

Carter, Virginia, Rybicki, N.B., Reel, J.T., Ruhl, H.A., and Lee, J.K., 1999, Vegetative characterization for Everglades studies: U.S. Geological Survey Open-File Report 99-181, p. I0-II.

Carter, V., Ruhl, H.A., Rybicki, N.B., Reel, J.T., and Gammon, Patricia T., 1999, Vegetative resistance to flow in south Florida: Summary of vegetation sampling at sites NESRS3 and P33, Shark River Slough, April, 1996: U.S. Geological Survey Open-File Report 99-187, 73 p. (on-line abstract and to download report)

Carter, V., Ruhl, H.A., Rybicki, N.B., Reel, J.,T., and Gammon, Patricia T., 1999, Vegetative resistance to flow in south Florida: Summary of vegetation sampling at sites NESRS3 and P33, Shark River Slough, November, 1996: U.S. Geological Survey Open-File Report 99-218, 89 p. (on-line abstract and to download report)

Cayan, D.R., Peterson, D.H., Riddle, L., Dettinger, M.D., and Smith, R., 1999, The Spring Runoff Pulse from the Sierra Nevada, 14th Conference on Hydrology American Meteorological Society, p. 77-79.

Cayan, D.R., Redmond, K.T, and Riddle, L.G., 1999, ENSO and hydrologic extremes in the Western United States: Journal of Climate, v. 12, p. 2881-2893. (on-line abstract or on-line pdf file)

Cerling, T.E., Webb, R.H., Poreda, R.J., Rigby, A.D., and Melis, T.S., 1999, Cosmogenic ³He ages and frequency of late Holocene debris flows from Prospect Canyon, Grand Canyon, U.S.A.: Geomorphology, v. 27, p. 93-111. (on-line abstract)

Chang, C.C., Langston, J., Riggs, M., Campbell, D.H., Silva, S.R., and Kendall, C., 1999, A method for nitrate collection for δ¹⁵N and δ¹⁸O analysis from waters with low nitrate concentrations: Canadian Journal of Fisheries and Aquatic Sciences, v. 56, p. 1856-1860. (on-line abstract)

Cheng, R.T., Ling, C.H., Gartner, J.W., and Wang, P.F., 1999, Estimates of bottom roughness length and bottom shear stress in South San Francisco Bay, California: Journal of Geophysical Research, v. 104, no. C4, p. 7715-7728. (on-line abstract)

Christensen, S., and Cooley, R.L., 1999, Evaluation of prediction intervals for expressing uncertainties in groundwater flow model predictions: Water Resources Research., v. 35, no. 9, p. 2627-2039. (on-line abstract)

Christensen, S., and Cooley, R.L., 1999, Evaluation of confidence intervals for a steady-state leaky aquifer model: Advances in Water Resources, v. 22, no. 8, p. 807-817. (on-line abstract)

Christenson, S.C., Scholl, M.A., Schlottmann, J.L., and Becker, C.J., 1999, Ground-water and surface-water hydrology of the Norman landfill research site, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 501-507. (on-line abstract)

Clark, M.P., Hay, L.E., McCabe, G.J., Leavesley, G.H., Serreze, M.C., and Wilby, R.L., 1999, The use of weather and climate information in management of water resources in the western United States: Conference on Climate Variability and Water Resources, Boulder, Colorado.

Cloern, J.E., 1999, The relative importance of light and nutrient limitation of phoytopplankon growth: A simple index of coastal ecosystem sensitivity to nutrient enrichment: Aquatic Ecology, v. 33, no. 1, p. 3-15. (on-line abstract)

Cloern, J.E., Cole, B.E., Edmunds, J.L., and Baylosis, J.I., 1999, Water-quality variability in San Francisco Bay: General patterns of change during 1997, in 1997 Annual Report, San Francisco Estuary Regional Monitoring Program for Trace Substances: San Francisco Estuary Institute, p. 67-81.

Constantz, J., 1999, A process for simultaneous solar distillation and drip irrigation: U.S. Geological Survey Fact Sheet FS-144-99.

Constantz, J., Stonestrom, J., Stewart, A.E., Niswonger, R., and Smith, T.R., 1999, Use of streambed temperature patterns to estimate streamflow in ephemeral channels: EOS, American. Geophysical Union, v. 81, F3 IS.

Constantz, J., Niswonger, R., and Stewart, A.E., 1999, The use of heat as a tracer to estimate recharge beneath streams and artificial recharge ponds, in Bartlett, R.D., ed., Artificial Recharge of Groundwater: Amer. Soc. Civil. Engin. P. 193-203.

Cook, P.G., and Böhlke, J.K., 1999, Determining time scales for groundwater flow and solute transport using environmental tracers, in Cook, P.G., and Herzeg, A., eds., Environmental Tracers in Subsurface Hydrology: Boston, Kluwer Academic Publishers, p. 1-30.

Cooley, R.L., 1999, Practical Scheffe-type credibility intervals for variables of a groundwater model: Water Resources Research, v. 35, no. 1, p. 113-126.

Coplen, T.B., Herczeg, A., and Barnes, C.J., 1999, Isotope engineering--using stable isotopes of the water molecule itself to solve practical problems, in Cook, P.G. and Herczeg, A., eds., Environmental Tracers in Subsurface: Boston, Kluwer Academic Publishers, p. 79-110

Coplin, L.S., and Galloway, D.L., 1999, Houston-Galveston, Texas -- Managing coastal subsidence in Galloway, D.L., Jones, D.R., and Ingebritsen, S.E., eds., Land subsidence in the United States: U.S. Geological Survey Circular 1182, p. 35-48. (on-line pdf file)

Costa, J.E., Bales, J., Holtschlag, D., Lanfear, K., Lipscomb, S., Milly, P.C.D., Viger, R., and Wolock, D., 1999, An initiative for a U.S. Geological Survey National Streamflow Information Program: Planning Ahead--Reducing Flood Losses in the 21st Century, Proceedings, Portland, Oregon, May 24-28, 1999, Association of State Floodplain Managers, p. 263-267.

Cox, T., Simon, N., and Newland, L., 1999, Copper, lead, mercury, and zinc in periphyton of South Florida Ecosystem: Toxicological and Environmental Chemistry, v. 70, p. 259-274. (on-line abstract)

Cozzarelli, I.M., Baedecker, M.J., Eganhouse, R.P., Tuccillo, M.E., Aiken, G.R., Bekins, B.A., and Jaeschke, J.B., 1999, Long-term geochemical evolution of the Bemidji Toxics site crude-oil plume, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 123-132. (on-line abstract)

Cozzarelli, I.M., Herman, J.S., Baedecker, M.J., and Fischer, J.M., 1999, Geochemical heterogeneity of a gasoline-contaminated aquifer: Journal of Contaminant Hydrology, v. 40, p. 261-284. (on-line abstract)

Cozzarelli, I.M., Suflita, J., Ulrich, G., Harris, S., Scholl, M.A., Schlottmann, J.L., and Jaeschke, J.B., 1999, Biogeochemical processes in a contaminant plume downgradient from a landfill, Norman, Oklahoma, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 521-530. (on-line abstract)

Croue, J.P., DeBroux, J.F., Aiken, G.R., Leenheer, J.A., and Amy, G.L., 1999, Natural organic matter: Structural characteristics and reactive properties, in Singer, P., ed., Formation and Control of Disinfection By-Products in Drinking Water, American Water Works Association, p. 65-93.

Curtis, G.P., Cozzarelli, I.M., Baedecker, I.M., and Bekins, B.A., 1999, Coupled Biogeochemical Modeling of Ground-Water Contamination at the Bemidji, Minnesota, Crude Oil Spill Site, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p.153-158. (on-line abstract)

D'Agnese, F.A., Faunt, C.C., Hill, M.C., and Turner, A.K., 1999, Death Valley regional ground-water flow model calibration using optimal parameter estimation methods and geoscientific information systems: Advances in Water Resources, v. 22, no. 8, p. 777-790. (on-line abstract)

Dash, R.G., Troutman, B.M., and Edelmann, 1999, Comparison of two approaches for determining ground-water discharge and pumpage in the Lower Arkansas River Basin, Colorado, 1997-1998: U.S. Geological Survey Water Resources Investigations Report 99-4221. (on-line summary or on-line report in pdf format)

Davis, J.A., Kent, D.B., Coston, J.A., Hess, K.M., and Joye J.L., 1999, Multispecies reactive tracer test in an aquifer with spatially variable chemical conditions: An overview, 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 383-392. (on-line abstract)

Day-Lewis, F.D., Hsieh, P.A., Shapiro, A.M., and Gorelick, S.M., 1999, Geostatistical simulation of high-transmissivity zones at the Mirror Lake Site in New Hampshire-- Conditioning to hydraulic information, 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 685-693. (on-line abstract)

Delin, G.N, and Herkelrath, W.N., 1999, Long-term monitoring of unsaturated-zone properties at the Bemidji crude-oil spill site, in Morganwalp, D.W., ed., U.S. Geological Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water Resources Investigations Report 99-4018C, p. 143-152. (on-line abstract)

Dettinger, M.D., Cayan, D.R., McCabe, G.M., and Marengo, J.A., 1999, Multiscale hydrologic variability associated with El Nino/Southern Oscillation: Chapter 5, in Diaz, H.F., and Markgraf, V., eds., El Nino--Multiscale Variability and Societal Impact: Cambridge University Press, p. 113-146.

Dettinger, M.D., Cayan, D.R., and Redmond, K.T., 1999, United States streamflow probabilities based on forecasted La Nina, Winter-Spring 2000: Experimental Long Lead Forecast, Bulletin, v. 8, no. 4. (on-line report)

Dettinger, M.D., Mo, K., Cayan, D.R., and Jeton, A.E., 1999, Global to local scale simulations of streamflow in the Merced, American, and Carson Rivers, Sierra Nevada, California: Preprints, American Meteorological Society's 14th Conference on Hydrology, Dallas, January 1999, p. 80-82.

Diaz, H.F., and McCabe, G.J., 1999, A possible connection between the Yellow Fever Epidemic in the southern United States and the 1877-78 El Nino Episode: Bulletin of the American Meterological Society, v. 80, p. 21-27. (on-line abstract)

Diodato, D.M., 1999, Fracture-trace mapping of the Eldridge-Wilde Well Field, Pinellas County, Florida: U.S. Geological Survey Open-File Report 99-235, 17 p. (on-line abstract)

Diodato, D.M., 1999, Simulation of mass transport using the FracTran98 module of FracSys2000, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Progam--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 843-840. (on-line abstract)

Dodge, K.A., Hornberger, M.I., and Bouse, R.M., 1999, Water quality, bed sediment and biological data (October 1997 through September 1998) and statistical summaries of data for streams in the Upper Clark Fork Basin, Montana: U.S. Geological Survey Open File Report 99-251. (on-line abstract)

Doe, B.R., Reddy, M.M., and Eggleston, J.R. 1999, Pollution damage to the Powell Building, Reston, Virginia, Materials Performance, v. 38, no. 12, p. 64-69.

Drew, L.J., Karlinger, M.R., Armstrong, T.R., and Moore, R.B., 1999, Relations between igneous and metamorphic rock fracture patterns and groundwater yield from the variography of water-well yields, Pinardville guadrangle, New Hampshire: Natural Resources Research, v. 8, no. 2, p. 137-152.

Durand, S., Shelley, P.H., Antweiler, R.C., and Taylor, H.E., 1999. Trees, chemistry and prehistory in the American Southwest: Journal of Archaeological Sciences, v. 26, p. 185-203. (on-line abstract)

Edmunds, J.L., Kuivila, K.M., Cole, B.E., and Cloern, J.E., 1999, Do herbicides impair phytoplankton primary production in the Sacramento-San Joaquin River Delta? in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substance Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water Resources Investigation Report 99-4018B, p. 81-87. (on-line abstract or to obtain pdf file)

Eganhouse, R.P., Matthews, L.L., Cozzarelli, I.M., and Scholl, M.A., 1999, Evidence for natural attenuation of volatile organic compounds in the leachate plume of the Norman, Oklahoma landfill, 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 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 531-540. (on-line abstract)

Elder, J.F., Carter, V., and Rybicki, N.B. , 1999, Dissolved carbon mobilization in peat and/stream systems of northern Wisconsin (U.S.A.), Proc. V INTECOL, Wetlands Conf., Perth, AUS, Sept 22-28, 1996.

Ellefsen, K.J., Hsieh, P.A., and Shapiro, A.M., 1999, Relation between seismic velocity and hydraulic conductivity at the: USGS Fractured Rock Research Site, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8- 12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 735-745. (on-line abstract)

Emren, A.T., Arthur, R.A., Glynn, P.D., and McMurry, J., 1999, The modeler's influence on calculated solubilities for performance assessments at the Aspo Hard-Rock Laboratory, in Material Research Society, Symposium QQ, Scientific Basis for Nuclear Waste Management XXII, December 1998, Boston, paper QQ13.3. p. 559-566.

English, C.A., Gartner, J.W., Smith, R.E., and Cheng, R.T., 1999, A marine nowcast system for San Francisco Bay, California, in Morganwalp, D.W., and Buxton, H.T., eds., USGS Toxics Program Technical Meeting, Proceedings, Charleston, S.C., March 8-12, 1999, v. 2, Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 65-68. (on-line abstract)

Essaid, H.I., 1999, USGS SHARP Model, in Bear, J., Cheng, A.H.-D., Sorek, S., Ouazar, D., and Herrera I., eds, Seawater Intrusion in Coastal Aquifers - Concepts, Methods and Practices: Kluwer Academic Publishers, The Netherlands, p. 213-247.

Everett, C.R., Chin, Y., and Aiken, G.R., 1999, High pressure size exclusion chromatography analysis of dissolved organic matter isolated by tagential flow ultrafiltration: Limnology and Oceanography, v. 44, p. 1316-1322. (on-line abstract)

Ewing, R.C., Tierney, M.S., Konikow, L.F., and Rechard, R.P., 1999, Performance assessments of nuclear waste repositories: A dialogue on their value and limitations: Risk Analysis, v. 19, no. 5, p. 933-958. (on-line abstract)

Foord, E.E., O'Connor, J.T., Hughes, J.M., Sutley, S. J., Falster, A.U., Soregaroli, A.E., Lichte, F.E., and Kile, D.E., 1999, Simmonsite, Na₂LiAlF₆, a new mineral from the Zapot amazonite-topaz-zinnwaldite pegmatite, Hawthorne, Nevada, USA: American Mineralogist, v. 84, p. 769-772. (on-line abstract)

Fram, M.S., Fujii, J.L., Weishaar, B.A., Bergamaschi, B.A., and Aiken, G.R., 1999, How DOC composition may explain poor correlation between specific trihalomethane formation potential and specific UV absorbance, 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 - Contamination of hydrologic systems and related ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p 423-430. (on-line abstract)

Fuller, C.C. and Harvey, J.W., 1999, The effect of trace-metal reactive uptake in the hyporheic zone on reach-scale metal transport, Pinal Creek, 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. 163-172. (on-line abstract)

Fuller, C.C., VanGeen, A., Baskaran, M., and Anima, R., 1999, Sediment chronology in San Francisco Bay defined by ²¹⁰Pb, ²³⁴Th, ¹³⁷Cs, and ^239,240Pu: Marine Chemistry, v. 64, p. 7-27. (on-line abstract)

Galloway, D.L., Ingebritsen, S.E., Riley, F.S., Ikehara, M.E., and Carpenter, M.C., 1999, The role of science, in Galloway, D.L., Jones, D.R., and Ingebritsen, S.E., eds., Land subsidence in the United States: U.S. Geological Survey Circular 1182, p. 141-158. (on-line pdf file)

Galloway, D.L., Jones, D.R., and Ingebritsen, S.E., eds., 1999, Land subsidence in the United States: U.S. Geological Survey Circular 1182, 175 p. (on-line abstract or to obtain pdf file)

Galloway, D.L., and Riley, F.S., 1999, San Joaquin Valley, California -- Largest human alteration of the Earth's surface, in Galloway, D.L., Jones, D.R., and Ingebritsen, S.E., eds., Land subsidence in the United States: U.S. Geological Survey Circular 1182, p. 23-34. (on-line pdf file)

Gartner, J.W., and Burau, J.R., 1999, Hydrodynamic measurements in Suisun Bay, California, 1992-1993: U.S. Geological Survey Water Resources Investigations Report 99-4039, 109 p. (on-line abstract)

Gershunov, A., Barnett, T.P., and Cayan, D.R., 1999, North Pacific interdecadal oscillation seen as a factor in ENSO-related North American climate anomalies: EOS, v. 80, no. 3, p. 26.

Gershunov, A., Barnett, T.P., and Cayan, D.R., 1999, Interference of ENSO and the North Pacific oscillation in producing North American climate anomalies. EOS, v. 80, no. 3, p. 29-30.

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--Contamination from Hardrock Mining: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 155-162. (on-line abstract and to download pdf version)

Glynn, P.D., and Voss, C.I., 1999, Geochemical characterization of Simpevarp ground waters near the Aspo Hard Rock Laboratory, Swedish Nuclear Power Inspectorate (SKI), SKI report 96:29, 210 p.

Glynn, P.D., Voss, C.I., and Provost, A.M., 1999, Deep penetration of oxygenated meltwaters from warm based sheets into the Fennoscandian Shield, in Use of Hydrological Information in testing groundwater flow models: Technical Summary and Proceedings of a Workshop organized by the NEA Coordinating Group on Site Evaluation at Design of Experiments for Radioactive Waste Disposal (SEDE) and by the Swedish Nuclear Fuel and Waste Management Company (SKB), Borgholm, Sweden, September 1-3, 1997, p. 201-241.

Godsy, E.M., Warren, E., Cozzarelli, I.M., Bekins, B.A., Eganhouse, R.P., 1999, Determining BTEX biodegradation rates using in situ microcosms at the Bemidji site, Minnesota: Trials and tribulations, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 129-168. (on-line abstract)

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 - A Proceeding of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 809-820. (on-line abstract)

Hanks, T.C., Winograd, I.J., Anderson, R.E., Reilly, T.E., and Weeks, E.P., 1999, Yucca Mountain as a radioactive waste repository: A report to the Director, U.S. Geological Survey: U.S. Geological Survey Circular 1184, 19 p. (on-line abstract or on-line circular in pdf format - 23MB)

Harvey, J.W., Fuller, C.C., and Conklin, M.H, 1999, Enhanced removal of dissolved manganese in hyporheic zones: Centimeter-scale causes kilometer-scale consequences, in Morganwalp, D.W. and Buxton, H.T., eds., U.S. Geological Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 193-200. (on-line abstract)

Harvey, J.W., Krupa, S.L., Choi, J., Gefvert, C., Mooney, R.H., Schuster, P.F., Bates, A.L., King, S.A., Reddy, M.M., Orem, W.H., Krabbenhoft, D.P., and Fink, L.E., 1999, Hydrologic exchange of surface water and ground water and its relation to surface water budgets and water quality in the Everglades: U.S. Geological Survey Program on the South Florida Ecosystem--Proceedings of the South Florida Restoration Science Forum, May 17-19, 1999, Boca Raton, Florida, U.S. Geological Survey Open-File Report 99-181, p. 36.

Harvey, R.W., Mayberry, N.A., Kinner, N.E., and Metge, D.W., 1999, Effect of growth conditions upon the subsurface transport behavior of a ground-water protist, 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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 405-410. (on-line abstract)

Hay, L.E., Wilby, R.L., and Leavesley, G.H., 1999, A comparison of Delta change and downscaled GCM scenarios: Implications for climate change scenarios in three mountainous basins in the United States: Proceedings, Specialty Conference on Potential Consequences of Climate Variability and Change to Water Resources of the United States, American Water Resources Association, Atlanta, Georgia, p. 261-266.

Healy, R.W., Striegl, R.G., Michel, R.L., Prudic, D.E., and Andraski, B.J., 1999, Tritium in water vapor in the shallow unsaturated zone at the Amargosa Desert Research Site, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Progam--Proceedings for the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water Resources Investigations Report 99-4018C, p. 485-490. (on-line abstract)

Herkelrath, W.N., 1999, Impacts of remediation at the Bemidji oil-spill site in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3 of 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 195-200. (on-line abstract)

Hess, K.M., Davis, J.A., Coston, J.A., and Kent, D.B., 1999, Multispecies reactive transport in an aquifer with spatially variable chemical conditions: Dispersion of bromide and nickel tracers, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the technical meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 393-404. .(on-line abstract)

Hoch, A.R., Reddy, M.M., and Drever, J.I., 1999, Importance of mechanical disaggregation in chemical weathering in a cold alpine environment, San Juan Mountains, Colorado: Geological Society of American Bullentin, February 1999, v. III, no. 2, p. 304-314. (on-line abstract)

Hornberger, M.I., Luoma, S.N., Cain, D.J., Parchaso, F. Brown, C.L., Bouse, R.M., Wellise, C. and Thompson, J. 1999. Bioaccumulation of metals by the bivalve Macoma balthica at a site in South San Francisco Bay between 1977 and 1997: Long-term trends and associated biological effects with changing pollutant loadings. U.S. Geological Survey, Open File Report 99-55. 42 pp. (on-line abstract)

Hornberger, M.I., Luoma, S.N., van Geen, A., Fuller, C.C., and Anima, R., 1999, Historical trends of trace metals in the sediments of San Francisco Bay, CA: Marine Chemistry, v. 64, p. 39-56. (on-line abstract)

Hostettler, F.D., Kvenvoiden, K.A., Rosenbauer, R.J., and Short, J.W., Aspects of the Exxon Valdez oil spill-a forensic study and a toxics controversy, 1999, in Morganwalp, D.W. and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, S. Carolina. March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, v. 2, p. 135-144. (on-line abstract or to obtain pdf file)

Hostettler, F.D., Rosenbauer, R.J., and Kvenvolden, K.A., 1999, PAH refractory index as a source discriminant of hydrocarbon input from crude oil and coal in Prince William Sound, Alaska: Organic Geochemistry, v. 30, p. 873-879. (on-line abstract)

Hostettler, F.D., Pereira, W.E., Kvenvolden, K.A., van Geen, A., Luoma, S.N., Fuller, C.C., Anima, R., 1999, A record of contaminant input to San Francisco Bay as traced by biomarker profiles in surface sediment and sediment cores: Marine Chemistry, v. 64, p. 115-127. (on-line abstract)

Hsieh, P.A., Shapiro, A.M., and Tiedeman, C.R., 1999, Computer simulation of fluid flow in fractured rocks at the Mirror Lake FSE well field, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program-- Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 777-781. (on-line abstract)

Hupp, C.R., 1999, Relations among riparian vegetation, channel incision processes and forms, and large woody debris, in Darby, S., and Simon, A., eds., Incised River Channels: Processes, Forms, Engineering and Management: John Wiley and Sons LTD, p. 221-245.

Hutchins, D.A., Stupakoff, I., Hook, S., Luoma, S.N., and Fisher, N.S., 1999, Effects of arctic temperatures on uptake and retention of nuclear waste radionuclides 241Am, 57Co and 137Cs by the bioindicator bivalve Macoma balthica: Mar. Envir. Research, v.75, p17-28.

Ibrahim, M.A., Lee, B.-G., Park, N.-G., Pugh, J.R., Eberl, D.D., and Frank, A.J., 1999, Synthesis of new oligothiophene derivatives and their intercalation compounds: orientation effects: Synthetic Metals, v. 105, p. 35-42.

Ingebritsen, S.E., and Ikehara, M.E., 1999, Sacramento-San Joaquin Delta -- The sinking heart of the state, in Galloway, D.L., Jones, D.R., and Ingebritsen, S.E., eds., Land subsidence in the United States: U.S. Geological Survey Circular 1182, p. 83-94. (on-line pdf file)

Ingebritsen, S.E., and Jones, D.R., 1999, Santa Clara Valley, California -- A case of arrested subsidence, in Galloway, D.L., Jones, D.R., and Ingebritsen, S.E., eds., Land subsidence in the United States: U.S. Geological Survey Circular 1182, p. 15-22. (on-line pdf file)

Ingebritsen, S.E., and Manning, C.E., 1999, Geological implications of a permeability-depth curve for the continental crust: Geology, v. 27, p. 1,107-1,110. (on-line abstract)

Ingebritsen, S.E., McVoy, Christopher, Glaz, B., and Park, Winifred, 1999, Florida Everglades -- Subsidence threatens agriculture and complicates ecosystem restoration, in Galloway, D.L., Jones, D.R., and Ingebritsen, S.E., eds., Land subsidence in the United States: U.S. Geological Survey C

Jenter, H.L., 1999, Laboratory experiments for evaluating the effects of wind forcing on shallow waters with emregent vegetation: 1999 Coastal Ocean Processes Symposium--A Tribute to William D. Grant, Woods Hole, Massachusetts, Woods Hole Oceanographic Institution Technical Report No 99-04.

Jenter, H.L., 1999, and Duff, M.P., 1999, Locally-forced wind effects on shallow waters with emergent vegetation: Proceedings of the Third International Conference on Ecohydraulics, July 13-16, 1999, Salt Lake City, Utah.

Johnson, T.M., Herbel, M.J., Bullen, T.D. and Zawislanski, P.T., 1999, Selenium isotope ratios as indicators of selenium sources and oxyanion reduction: Geochim. et. Cosmochim. Acta, v. 63, no. 18, p. 2775-2783. (on-line abstract)

Jones, B.F., and Spencer, R.J., 1999, Clay mineral diagenesis at Great Salt Lake, Utah, USA, in Ármannsson, H., ed., Fifth International Symposium on the Geochemistry of the Earth's Surface, Reykjavik, Iceland: A.A. Balkema, p. 293-297.

Joye, S.B., Connell, T.L., Miller, L.G., Jellison, R., and Oremland, R.S., 1999, Oxidation of ammonia and methane in an alkaline, saline lake: Limnol. Oceanogr., v. 44, p. 178-188. (on-line abstract)

Katual, G., Hsieh, C., Bowling, D., Clark, K., Shurpali, N., Turnipseed, A., Albertson, J., Tu, K., Holllinger, D., Evans, B., Orff, B., Anderson, D.E., Ellsworth, D., Oren, R., and Vogel, C., 1999, Spatial variablity of turbulent fluxes in the roughness sublayer of a uniform pine forest, Boundary Layer Meteorology, v. 93, p. 1-28.

Katz, B.G., Berndt, M.P., Bullen, T.D. and Hansard, P., 1999, Factors controlling elevated Pb concentrations in water samples from aquifer systems in Florida: U.S. Geological Survey Water-Resources Investigations Report 99-4020, 22 p. (on-line abstract or on-line report in pdf format - 297 KB)

Katz, B.G., Hornsby, H.D., Böhlke, J.K., and Mokray, M.F., 1999, Sources and chronology of nitrate contamination in spring waters, Suwanee River basin, Florida: U.S. Geological Survey Water Resources Investigations Report 99-4252, 54 p. (on-line abstract or to obtain pdf file)

Kendall, C., Battaglin, W.A., Cabana, G., Porter, S.D., Goolsby, D.A., Campbell, D.H., Chang, C.C., Silva, S.R., Hooper, R.P., 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--Contamination of hydrologic systems and related ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 339-343. (on-line abstract)

Kendall, K.A., Shanley, J.B., and McDonnell, J.J., 1999, A hydrometric and geochemical approach to testing the transmissivity feedback hypothesis during snowmelt: Journal of Hydrology, v. 219, p. 188-205. (on-line abstract)

Kent, D.B., Davis, J.A., Abrams, R.H., and Coston, J.A., 1999, Modeling the influence of adsorption on the fate and transport of metals in shallow ground water: Zn contamination in the sewage plume on 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 361-370.(on-line abstract)

Kent, D.B., and Maeder, V., 1999, Evolution of ground-water sewage plume after removal of the 60-year-long source, Cape Cod, Massachusetts: pH and fate of phosphate and metals, 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 293-305. (on-line abstract)

Kerkhof, L., Voytek, M.A., Sherrell, R., Mille, D., and Schofield, O., 1999, Variability in bacterial community structure during upwelling in the coastal ocean: Hydrobiologia, v. 401, p. 139-148. (on-line abstract)

Kharaka, Y.K., Leong, L.Y.C., Doran, G., and Breit, G.N., 1999, Can produced water be reclaimed?: Experience with the Placerita oil field, California, in Sublette, K.L., ed., Environmental Issues in Petroleum Exploration, Production and Refining: Proceedings 5th IPEC meeting, October, 1998, CD-ROM format, 25 p.

Kharaka, Y.K., Thordsen, J.J., Evans, W.C., 1999, Crustal fluids: CO2 of mantle and crustal origins in the San Andreas fault system, California, in Armannsson, H., ed., Proceedings 5th International Symposium on the Geochemistry of Earth Surface (GES-5): Rotterdam, A.A. Balkema, p. 515-518. (on-line abstract)

Kharaka, Y.K., Thordsen, J.J., Evans, W.C., and Kennedy, B.M., 1999, Geochemistry and hydromechanical interactions of fluids associated with the San Andreas faulty system, California, in Haneberg, W.C., Goodwin, L.B., Mozley, P.S., and Moore, J.C., eds., Faults and Subsurface Fluid Flow in the shallow crust: AGU Geophys. Monograph Series 113, p. 129-148.

Kile, D.E., and Eberl, D.D., 1999, Crystal growth mechanisms in miarolitic cavities in the Lake George ring complex, Colorado: American Mineralogist, v. 84, p. 718-724. (on-line abstract)

Kile, D.E., Wershaw, R.L., and Chiou, C.T., 1999, Correlation of soil and sediment organic matter polarity to aqueous sorption of nonionic compounds: Environmental Science and Technology, v. 33, p. 2053-2056. (on-line abstract or on-line pdf file - published by the American Chemical Society; not subject to U.S. copyright.)

Kimball, B.A., Runkel, R.L., Bencala, K.E., and Walton-Day, K., 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: U.S. Geological Survey Water-Resources Investigations report 99-4018A, p. 31-36. (on-line abstract and to obtain report in pdf format)

Kimball, B.A., Bencala, K.E., and Besser, J.M., 1999, Synthesis of watershed characterization for making remediation decisions 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: U.S. Geological Survey Water-Resources Investigations report 99-4018A, p. 3-7. (on-line abstract and to obtain report in pdf format)

Kinzel, P.J., Nelson, J.M., Parker, R.S., Bennett, J.P., and Topping, D.J., 1999, Grain-size evolution of the Platte River, 1931-1998, Proceedings of the 10th Platte River Ecosystem Symposium, p. 9-14.

Klich, I., Wilding, L.P., Drees, L.R., Landa, E.R., 1999, Importance of microscopy in durability studies of solidified and stabilized contaminated Soils: Soil Sci. Soc. Amer. J., v. 63, p. 1274-1283. (on-line abstract)

Konikow, L.F., and Ewing, R.C, 1999, Is a probabilistic performance assessment enough? Ground Water, v. 37, no. 4, p. 481-482.

Konikow, L.F., and Reilly, T.E., 1999, Seawater intrusion in the United States, in Bear, Cheng, Soerk, Ouazar, and Herrera, eds., Sea water intrusion in coastal aquifers: Concepts, methods, and practices: Kluwer Academic Publishers, Dordrecht, The Netherlands, p. 463-506.

Krabbenhoft, D.P., Hurley, J.P., Marvin-DiPasquale, M., Orem, W.H., Aiken, G.R., Schuster, P.F., Gilmour, C.C., and Harris, R., 1999, The aquatic cycling of mercury in the Everglades (ACME) Project: a process-based investigation of mercury biogeochemistry in a complex environmental setting, in South Florida Restoration Science Forum, Boca Raton, FL, USA: US Geological Survey Program on the South Florida Ecosystem, p. 54-55.

Kuwabara, J.S., Nichols, F.H., Kuivila, K.M., and Dileo, J.S., 1999, Understanding the human influence on the San Francisco Bay-Delta Estuary Ecosystem-The Toxic Substances Hydrology Program and USGS Placed-based Studies Program provide complimentary approaches and results, 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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 109-113. (on-line abstract)

Kuwabara, J.S., Topping, B.R., Berelson, W.M., and Coale, K.H., 1999, Processes affecting the benthic flux of trace metals into the water column of San Francisco Bay, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 2--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 115-119. (on-line abstract)

Kuwabara, J.S., van Geen, A., McCorkle, D.C., and Bernhard, J., 1999, Dissolved sulfide distributions in the water column and sediment pore waters of the Santa Barbara Basin: Geochimica et Cosmochimica Acta, v. 63, p. 2199-2209. (on-line abstract)

Kuwabara, J.S., van Geen, A., McCorkle, D.C., Bernhard, J., Topping, B.R., and Zheng, Y., 1999, Redox gradients in the Santa Barbara Basin: Application of techniques developed in 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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 121-130. (on-line abstract)

Kuwabara, J.S., Nichols, F.H., Kuivila, K.M., and Dileo, J.S., 1999, Understanding the human influence on the San Francisco Bay-Delta Estuary Ecosystem-The Toxic Substances Hydrology Program and USGS Placed-based Studies Program provide complimentary approaches and results, 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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 109-113.(on-line abstract)

Landa, E.R., 1999, Geochemical and biogeochemical controls on element mobility in and around uranium mill tailings -- recent studies: Reviews in Economic Geology, v. 6B, p. 527-538.

Landa, E.R., 1999, Transferability of soil cleanup standards in remedial actions associated with technologically enhanced naturally occurring radioactive materials: Geochemical perspectives: International Atomic Energy Agency Symposium on Restoration of Environments with Radioactive Residues, Nov.29- Dec. 3, 1999; Arlington, VA., Contributed papers, IAEA-SM-359, p. 101-104. (on-line abstract)

Landa, E.R.. Beals, D.M., Halverson, J.E., Michel R.L., and Cefus, G.R., 1999, Tritium and plutonium in waters from the Bering and Chukchi Seas: Health Physics, v. 77, p. 668-676. (on-line abstract)

Landa, E.R., Cravotta, C.A. II, Naftz, D.L., Verplanck, P.L., Nordstrom, D.K., and Zielinski, R.A., 1999, Geochemical investigations by the U.S. Geological Survey on uranium mining, milling, and environmental restoration, in Hylko, J.M. and Salyer, R.L., eds., Proceedings from the Health Physics Soc. Meeting, January 24-27: Medical Physics Publishing, Madison, WI, p. 215-220.

Landwehr, J.M., Reel, J.T., Rybicki, N.B., Ruhl, H.A., and Carter, V., 1999, Chesapeake Bay habitat criteria scores and the distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and Potomac Estuary, 1983-1997: U.S. Geological Survey Open-File Report 99-219, 34 p. (on-line report)

Landwehr, J.M. and Tasker, G.D., 1999, Notes on numerical reliability of several statistical analysis programs: U.S. Geological Survey Open-File Report 99-95, 13p. (on line report)

Leavesley, G.H., 1999, Assessment of the impacts of climate variability and change on the hydrology of North America, in van Dam, J.C., ed., Impacts of Climate Change and Climate Variability on Hydrological Environments, International Hydrology Series, Chap. 4: UNESCO, Cambridge University Press, p. 36-51.

Leavesley, G.H., 1999, Overview of models for use in the evaluation of the impacts of climate change on hydrology, in van Dam, J.C., ed., Impacts of Climate Change and Climate Variability on Hydrological Environments, International in Hydrology Series, Chap. 8: UNESCO, Cambridge University Press, p. 107-122.

LeBlanc, D.R., Hess, K.M., Kent, D.B., Smith, R.L., Barber, L.B., Stollenwerk, K.G., and Campo, K.W., 1999, Natural restoration of a sewage plume in a sand and gravel aquifer, 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 2--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 245-259. (on-line abstract)

Ledley, T.S., Sundquist, E.T., Schwartz, S.E., Hall, D.K., Fellows, J.D., and Killeen, T.L., 1999, Climate change and greenhouse gases: EOS Transactions, American Geophysical Union, v. 80, no. 39, p. 453-454, 457-458. (on-line article)

Leenheer, J.A., 1999, Oxidative diagenesis of metal binding structures in natural organic matter, in Wenzel, W.W., Andriano, D.C., Alloway, B., Donner, H.E., Kellor, C., Lepp, N.W., Mench, M., Naidu, R., and G.M. Pierzynski, G.M., eds., Proceedings of the 5th international conference on the biogeocheniistry of trace elements, July I I -I 5: Vienna, Austria, v. 1 p. 368- 369.

Legates, D.R., and McCabe, G.J., 1999, Evaluating the "Goodness-of-Fit" of Hydrologic and Hydroclimatic Models: Water Resources Research v. 35, p. 233-241. (on-line abstract)

Leijnse, A., and Hill, M.C., 1999, Editorial, model calibration and reliability evaluation for ground-water systems: Advances in Water Resources, v. 22, no. 8, p. 115-116.

Lewis, A.M., Nimmo, J.R., and Stonestrom, D.A., 1999, Recharge estimates interpreted from centrifuge hydraulic property measurements of core samples from Abo Arroyo, Middle Rio Grande Basin, New Mexico, in Bartolino, J.R., ed., U.S. Geological Survey Middle Rio Grande Basin Study--Preceedings of the Third Annual Workshop, Albuquerque, New Mexico, February 24-25, 1999: U.S. Geological Survey Open-File Report 99-203, p. 69-70.

Lucas, L., Koseff, J.R., Cloern, J.E., Monismith, S.G., and Thompson, J.K., 1999, Processes governing phytoplankton blooms in estuaries, Part I, The local production-loss balance: Marine Ecology Progress Series, v. 187, p. 1-15. (on-line abstract or on-line pdf file)

Lucas, L.V., Koseff, J.R., Cloern, J.E., Monismith, S.G., and Thompson, J.K., 1999, Processes governing phytoplankton blooms in estuaries, Part II, The role of transport in global dynamics: Marine Ecology Progress Series, v. 187, p. 17-30. (on-line abstract or on-line pdf file)

Luoma, S.N., 1999, Emerging contaminant issues from an ecological perspective, 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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 3-8. (on-line abstract or to obtain pdf file)

Luoma, S.N., and DiGiulio, 1999, Biomarkers of Cellular Damage: Biomarkers, v. 4, p. 392-294.

Mandernack, K.W., Bazylinski, D.A., Shanks, W.C. and Bullen, T.D., 1999, Oxygen and iron isotope studies of magnetite produced by magnetotactic bacteria: Science, v. 285, p. 1892-1896. (on-line abstract)

Manning, C.E., and Ingebritsen, S.E., 1999, Permeability of the continental crust: The implications of geothermal data and metamorphic systems: Reviews of Geophysics, v. 37, p. 127-150. (on-line abstract)

Marble, J.C., Corely, T.L., Conklin, M.H., and Fuller, C.C., 1999, Environmental factors affecting oxidation of manganese in Pinal Creek, 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 173-184. (on-line abstract)

Mariner, R.H. and Lowenstern, J.B., 1999, The geochemistry of water from springs, wells, and snowpack on and adjacent to Medicine Lake volcano, Northern California: Transactions of the 1999 Geothermal Resources Council Annual Meeting, v. 23, p. 319-326. (on-line abstract)

Marinsky, J.A., Mathuthu, A., Ephraim, J.H., and Reddy, M.M., 1999, Calcium ion binding to a soil fulvic acid using a Donnan potential: Radiochimica Acta, v. 84, p. 205-211. (on-line abstract)

Marvin-DiPasquale, M., and Oremland, R.S., 1999, Methylmercury degradation in the Florida Everglades, in Gerould, S., and Higer, A., eds., Proceedings of the South Florida Restoration Science Forum, Boca Raton, FL, May 17-19, 1999--US Geological Survey Program on the South Florida Ecosystem, p. 70-71.

Marvin-DiPasquale, M., and Oremland, R.S., 1999, Microbial mercury cycling in sediments of the Carson River System, in Sakrison, R., and Sturtevant, P., eds., AWRA Conference Proceedings: Watershed Management to Protect Declining Species, Seattle, WA, Dec. 5-9, 1999: American Water Resources Association, p. 517-520.

Marvin-DiPasquale, M., Oren A., Cohen Y., Oremland R.S., 1999, Radiotracer studies of bacterial methanogenesis in sediments from the Dead Sea and Solar Lake (Sinai). Chapter 12, in Oren A, ed., Microbiology and Biogeochemistry of Hypersaline Environments: Boca Raton, CRC Press, p 149-160. (on-line chapter introduction and references)

Marzolf, G.R., 1999, Effects of flooding on plant production downstream from Glen Canyon Dam; Grand Canyon Monitoring and Research Program: U.S. Geological Survey Fact Sheet FS-060-99. (on-line fact sheet)

Marzolf, G.R., Bowser, C.J., Hart, R.J., Stephens, D.W., and Vernieu, W.S., 1999, Photosynthetic and respiratory processes: an open-stream approach, in Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R.A., eds., the 1996 controlled flood in Grand Canyon: American Geophysical Union Monograph no. 110, p. 205-216. (on-line abstract)

Marzolf, G.R., Jackson, W., and Randle, R., 1999, Flood releases from dams as management tools: interactions between science and management, in Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R.A., eds., the 1996 controlled flood in Grand Canyon: American Geophysical Union Monograph no. 110. (on-line abstract)

McCabe, G.J., and Dettinger, M.D., 1999, Decadal variability in the strength of ENSO teleconnections with precipitation in the western United States, in Wilson, R., and Buffaloe, L., eds., Proceedings of the Fifteenth Annual Pacific Climate (PACLIM) Workshop: Technical Report 64 of the Interagency Ecological Program for the Sacramento-San Joaquin Estuary, Two Harbors, Santa Catalina, California, April 27-30, 1998, p. 69-78.

McCabe, G.J., and Dettinger M.D., 1999, Decadal variability in the strength of ENSO teleconnections with precipitation in the western United States: International Journal of Climatology, v. 19, p. 1399-1410. (on-line abstract or on-line pdf file)

McCabe, G.J., and Wolock, D.M., 1999, General-Circulation-Model simulations of future snowpack in the western United State: Journal of the American Water Resources Association, v. 35, p. 1473-1484. (on-line abstract)

McCabe, G.J., and Wolock, D.M., 1999, General-Circulation-Model simulations of future snowpack conditions in the western United States: Proceedings, Specialty Conference on Potential Consequences of Climate Variability and Change to Water Resources of the United States, American Water Resources Association, Atlanta, Georgia, p. 123-127.

McDonnell, J.J., Brammer, D., Kendall, C., Hjerdt, N., Rowe, L., Stewart, M., and Woods, R., 1999, Flow pathways on steep forested hillslopes: The tracer, tensiometer, and trough approach, in Sass, K., eds., Proceedings of the IUFRO Division 8 Conference, Environmental Forest Science, October 19-23, 1998, Kyoto University, Japan; v. 54, Dordrecht, the Netherlands, Kluwer Academic Publishers, p. 463-482.

McGlynn, B., McDonnell, J.J., Shanley, J., Kendall, C., 1999, Riparian zone flowpath dynamics: Journal of Hydrology, v. 222, p. 75-82. (on-line abstract)

McLaughlin, S.P., and Bowers, J.E., 1999, Diversity and affinities of the flora of the Sonoran Floristic Province, in Robichaux, R., ed., Ecology and Conservation of the Sonoran Desert Flora: Tucson, University of Arizona Press, p. 12-35.

McLean, S.R, and Nelson, J.M., 1999, The role of bedform-induced spatial acceleration in determining bedform evolution, Proceedings of the Coastal Ocean Processes Symposiun: Woods Hole Oceanographic Institution Technical Report, 99-04, p. 137-140.

McLean, S.R., Wolfe, S.R., and Nelson, J.M., 1999, Spatially averaged flow over a wavy boundary revisited: Journal of Geophysical Research, v. 104, no. C7, p. 15743-15753. (on-line abstract)

McLean, S.R., Wolfe, S.R., and Nelson, J.M., 1999, Predicting boundary shear stress and sediment transport over two-dimensional bedforms: Journal of Hydraulic Engineering, v. 125, no. 7, p. 725-736. (on-line abstract)

McMahon, P.B., Böhlke, J.K., and Bruce, B.W., 1999, Denitrification in marine shales in northeastern Colorado, USA: Water Resources Research, v. 35, p. 1629-1642. (on-line abstract)

Meier, M., Namjesnik-Dejanovic, K., Maurice, P., Chin, Y.P., and Aiken, G.R., 1999, Fractionation of aquatic natural organic matter upon sorption to goethite and kaolinite: Chemical Geology, v. 157, p. 275-284. (on-line abstract)

Melcher, N.B., Cheng, R.T., Haeni, F.P., 1999, Investigating technologies to monitor open-channel discharge by direct measurement of cross-sectional area and velocity of flow: XXVIII Inter. Assoc. of Hydraulic Research, Congress, Graz, Austria, Aug 22-27, 1999, Paper No. 181, 6 p.

Metge, D.W., Navigato, T., Larson, J.E., Ryan, J.N., and Harvey, R.W., 1999, Dual radioisotope labeling to monitor virus transport and identify factors affecting viral inactivation in contaminated aquifer sediments from 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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 423-430. (on-line abstract)

Miller, D.N., Smith, R.L., and Böhlke, J.K., 1999, Nitrification in a shallow, nitrogen-contaminated aquifer, Cape Cod, Massachusetts, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 329-336. (on-line abstract)

Milly, P.C.D., 1999, Factors determining the partitioning of precipitation into evaporation and runoff, in Browning, K.A., and Gurney, R.J., eds., Global Energy and Water Cycles: Cambridge Univ. Press, p. 247-253.

Milly, P.C.D., 1999, Comment on "Antiphasing between rainfall in Africa's Rift Valley and North America's Great Basin": Quaternary Research, v. 51, p. 104-107.

Moody, J.A., Pizzuto, J.E., and Meade, R.H., 1999, Ontogeny of a flood plain: GSA Bulletin, v. 111, p. 291-303. (on-line abstract)

Morel-Seytoux, H.J., and Nimmo, J.R., 1999, Soil water retention and maximum capillary drive from saturation to oven dryness: Water Resources Research, v. 35, p. 2031-2041. (on-line abstract)

Morin, R.H., and Flamand, R., 1999, Analysis of stress-induced oval fractures in a borehole at Deep Sea Drilling Project Site 504, eastern equatorial Pacific: Journal of Geophysical Research, v. 104, n. B2, p. 2767-2775. (on-line abstract)

Morin, R.H., Senior, L.A., and Decker, E.R., 1999, Hydrogeologic structure of the Newark Basin, Pennsylvania, from borehole geophysical logs, in Amadei, B., Kranz, R.L., Scott, G.A., and Smeallie, P.H., eds., Rock Mechanics for Industry--Proceedings of the 37th U.S. Rock Mechanics Symposium, June 6-9, 1999: Rotterdam, Netherlands, A.A. Balkema, v. 2, p. 941-948. (on-line abstract)

Naftz, D.L., Davis, J.A., Fuller, C.C., Morrison, S.J., Freethey, G.W., Felthorn, E.M., Wilhelm, R.G., Piana, M.J., Joye, J.L., and Rowland, R.C., 1999, Field demonstration of permeable reactive barriers to control radionuclide and trace-element contamination in ground water from abandoned mine lands, 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p.281-288. (on-line abstract or to view PDF format report)

National Research Council, 1999, Improving American river flood frequency analyses: Committee on American River Flood Frequencies , Water Science and Technology Board, National Academy Press, Washington, D.C., 120 p. (on-line publication)

National Research Council, 1999, Environmental cleanup at navy facilities: Risk-based methods: Washington, D.C. National Academy Press, 143 p. (on-line publication)

Nelson, J.M,, 1999, Book review, "Erosion and Sedimentation" by Pierre Julien: EOS. (book review also republished in China).

Nelson, J.M., Shreve, R.L., Fredsoe, J., Sumer, M., and Lodah, L.C., 1999, Bedload transport in oscillatory flows at intermediate wave Reynolds numbers, Woods Hole Oceanographic Institution Technical Report 99-04, p. 163-166.

Nimmo, J.R., 1999, Accounting for fractures and other macropores in predictions of unsaturated hydraulic conductivity, in Faybishenko, B., ed., Dynamids of Fluids in Fractured Rocks: Concepts and Recent Advances--Proceedings of International Symposium in Honor of Paul Witherspoon, Berkeley, CA, February 10-12, 1999, LBNL-42718, p. 110-113.

Nimmo, J.R., 1999, Predicting soil-water retention and hydraulic conductivity from textural and structural information in van Genuchten, M.T., Leij, F., and Wu, L., eds, Characterization and measurement of the hydraulic properties of unsaturated porous media, Part 2, Proceedings of the International Workshop on Characterization and Measurement of the Hydraulic Properties of Unsaturated Porous Media, Riverside , California, October 22-24, 1997: University of California Press, p. 923-930.

Nimmo, J.R., Shakofsky, S.M., Kaminsky, J.F., and Lords, G.S., 1999, Laboratory and field hydrologic characterization of the shallow subsurface at an Idaho National Engineering and Environmental Laboratory waste-disposal site: U.S. Geological Survey Water-Resources Investigations Report 99-4263, 31 p. (on-line abstract)

Nishri, A., Brenner, I.B., Hall, G.E., and Taylor, H.E., 1999, Temporal variations in dissolved selenium in Lake Kinneret (Israel): Aquatic Sciences, v. 61, no. 3, p. 215-233. (on-line abstract)

Niswonger, R. and Constantz, J., 1999, Using heat as a tracer to estimate mountain-front recharge in Bear Canyon, NM, in Bartolino, J.R., ed., U.S. Geological Survey Middle Rio Grande Basin Study--Preceedings of the Third Annual Workshop, Albuquerque, New Mexico, February 24-25, 1999: U.S. Geological Survey Open-File Report 99-203, p. 71-72.

Nordstrom, D. K., 1999, Some fundamentals of geochemistry, in Plumlee, G.S. and Logsdon, M.J., eds., The environmental geochemistry of mineral deposits: Processes, methods and health issues: Reviews in Economic Geology, v. 6A, p. 117-124.

Nordstrom, D.K., 1999, Sulfates, in Encyclopedia of Environmental Science, Alexander, D.E. and Fairbridge, R.W., eds., Kluwer Academic Publishers, p. 580-585.

Nordstrom, D. K. 1999, Consilience and conciliation, the need for less human impact and more humane impact, in Armannson, H.P., ed., Proceedings 5th International Symposium on Geochemistry of the Earth's Surface: Reykjavik, Iceland, Aug. 15-19, p. 139-142.

Nordstrom, D.K., and Alpers, C.N., 1999, Geochemistry of acid mine waters, in Plumlee, G.S., and Logsdon, M.J., eds., The environmental geochemistry of mineral deposits: processes, methods and health issues: Reviews in Economic Geology, v. 6A, p. 133-160.

Nordstrom, D.K. and Alpers, C.N., 1999, Negative pH, efflorescent mineralogy, and consequences for environmental restoration at the Iron Mountain Superfund site, California: Proceedings from the National Acad. Sci., v. 96, p. 3455-3462. (on-line report)

Nordstrom, D.K,. Alpers, C.N., Coston, J.A., Taylor, H.E., McCleskey, R.B., Ball, J.W., Davis, J.A., and Ogle, S., 1999, Geochemistry, toxicity, and sorption properties of contaminated sediments and pore water in two reservoirs receiving acid mine drainage from Iron Mountain, California, in Morganwalp, D.W. and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program-Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018, p. 289-296. (on-line abstract or on-line report in pdf format, 518 kb)

Orem, W.H., Holmes, C.W., Kendall, C., Lerch, H.E., Bates, A .L., Silva, S.R., Boylan, A., Corum, M., Marot, M., and Hedgman, C., 1999, Geochemistry of Florida Bay sediments: I. Nutrient history at five sites in eastern and central Florida Bay: Journal of Coastal Research, v. 15, p. 1055-1071. (on-line abstract)

Oremland, R.S., Blum, J.S., Burns Bindi, A., Dowdle, P.R., Herbel, M., and Stolz, J.F., 1999, Simultaneous reduction of nitrate and selenate by cell suspensions of Selenium-respiring bacteria: Appl. Environ. Microbiol., p. 4385-4392. (on-line abstract)

Orr, T., and Osterkamp, W.R., 1999, Vigil Network data now online: EOS Transactions, American Geophysical Union v. 80, no. 31, p. 346.

Osterkamp, W.R., 1999, Runoff and sediment yield from proxy records: Upper Animas Creek Basin, New Mexico: U.S. Department of Agriculture Forest Service Research Paper RMRS-RP-18, 50 p.

Paillet, F.L, 1999, Characterizing fractured-zone flow using numerical flow-log models, in Amadei, B., Kranz, R.L., Scott, G.A., and Smeallie, P.H., eds., Rock mechanics for industry--Proceedings of the 37th U.S. Rock Mechanics Symposium, June 6-9, 1999: Rotterdam, Netherlands, A.A., Balkema, v. 2, p. 819-826. (on-line abstract)

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 - A Proceeding of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 725-733. (on-line abstract)

Paillet, F.L., Hite, L., and Carlson, M., 1999, Integrating surface and borehole geophysics in ground water studies - an example using electromagnetic soundings in south Florida: Journal of Environmental and Engineering Geophysics, v. 4, n. 1, p. 45-55.

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 - A Proceeding of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 715-723. (on-line abstract)

Paillet, F.L., Williams, J.H., and Hess, A.E., 1999, A wireline-operated downhole packer for hydraulic measurements in boreholes: Symposium on the Application of Geophysics to Engineering and Environmental Problems, Oakland, California, 1999 (Proceedings), p. 841-850.

Pandy, G.R., Cayan, D.R., Dettinger, M.D., and Georgakakos, K.P., 1999, Downscaling of precipitation distributions within the Sierra Nevada from global atmospheric fields, 14th Conference on Hydrology: American Meteorological Society, p. 87-89.

Parkhurst, D.L., and Appelo, C.A.J., 1999, User's guide to PHREEQC--A computer program for speciation, batch-reaction, one-dimensional transport, and inverse geochemical calculations: U.S. Geological Survey Water-Resources Investigations Report 99-4259. (version 2 update on-line)

Peiser, H.S., and Coplen, T.B., 1999, Underestimation of uncertainty: The Chemical Intelligencer, v. 5, p. 55.

Pendall, E., Betancourt, J.L., and Leavitt, S.W., 1999, Paleoclimatic significance of δD and δ ¹³C in pinyon pine needles from packrat middens spanning ther last 40,000 years: Paleogeography, Paleoclimatology, and Paleoecology, v. 147, p. 53-72. (on-line abstract)

Pereira, W.E., Hostettler, F.D., Luoma, S.N., van Geen, A., Fuller, C.C., and Anima, R.J., 1999, Sedimentary record of anthropogenic and biogenic polycyclic aromatic hydrocarbons in San Francisco Bay, California: Marine Chemistry, v. 64, p. 99-113. (on-line abstract)

Pereira, W.E., Hostettler, F.D., and Wade, T.L., 1999, Butyltin contamination in sediments and lipid tissues of the asian clam, Potamocorbulaamurensis, near Mare Island Naval shipyard, San Francisco Bay, 1999, in Morganwalp, D.W. and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, S. Carolina. March 8-12, 1999: U.S. Geological Survey Water- Resources Investigations Report 99-4018B, v. 2, p. 41-49.

Pereira, W.E., Wade, T.L., Hostettler, F.D., and Parchaso, F., 1999, Accumulation of butyltins in sediments and lipid tissues of the Asian clam, Potamocorbula amunensis near the Mare Island Naval Shipyard, San Francisco Bay, California: Marine Pollution Bulletin, v. 38, p. 1005-1010. (on-line abstract)

Peterson, D.H., Smith, R.E., Dettinger, M.D., and Cayan, D.R., 1999,
Forecasting spring discharge in the West: A step towards forecasting stream chemistry, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxics Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Caroline, March 8-12, 1999-Volume 2--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water Resources Investigations Report 99-4018B, p 51-58. (on-line abstract)

Peterson, D.H., Smith, R.E., Dettinger, M.D., Cayan, D.R., and Riddle, L., 1999, An organized signal in snowmelt runoff over the west, in Adams, B.D., ed., Proceedings of a Speciality Conference on Potential Consequences of Climate Variability and Changes to Water Resources of the United States: American Water Resources Association, p. 129-137.

Pizzuto, J.E., Webb, R.H., Griffiths, P.G., Elliott, J.G., and Melis, T.S., 1999, Entrainment and transport of cobbles and boulders from debris fans, in Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R.A., The controlled flood in Grand Canyon: Scientific experiment and management demonstration: Washington, D.C. American Geophysical Union, Geophysical Monograph 110, p. 53-70.

Plummer, L.N., and Busenberg, E., 1999, Data on the crystal growth of calcite from calcium bicarbonate solutions at 34^oC and C0₂ partial pressures of 0.101, 0.0156 and 0.00102 atmospheres: U.S. Geological Survey Open-File Report 99-247, 13 p. (on-line abstract)

Plummer, L.N., and Busenberg, E., 1999, Chlorofluorocarbons, in Cook, P., and Herczeg, A., eds., Environmental tracers in subsurface hydrology, chapter 15: Kluwer Academic Press, p. 441-478. (on-line chapter excerpt)

Plummer, L.N., and Friedman, L.C., 1999, Tracing and dating young ground water: U.S. Geological Survey Fact Sheet-134-99. (on-line report)

Poeter, E.P., and Hill, M.C., 1999, UCODE, A computer code for universal inverse modeling: Computers and Geosciences, v. 25, n. 4, p. 457-462. (on-line abstract)

Pope, B.F. and Tasker, G.D., 1999, Estimating Magnitude and Frequency of Floods in Rural Basins of North Carolina, U.S. Geological Survey Water-Resources Investigations Report 99-4114, 44 p. (superceded by U.S. Geological Survey Water-Resources Investigations Report 01-4207)

Presser, T.S., 1999, Selenium Pollution; in Alexander, D.A., and Fairbridge, R.W., eds., Encyclopedia of Environmental Science: The Netherlands, Kluwer Academic Publishers, p. 554-556.

Priscu, J.C., Adams, E., Lyons, W.B., Voytek, M.A., Mogk, D.W., Brown, R.L., McKay, C.P., Takacs, C.D., Welch, K.A.., Wolf, C.F., Kirshtein, J.D., and Avci, R., 1999, Geomicrobiology of subglacial ice above Lake Vostok, Antarctica: Science, v. 286, p. 2141-2144. (on-line abstract)

Prudic, D.E., Striegl, R.G., Healy, R.W., Michel, R.L., and Hass, H., 1999, Tritium and 14C concentrations in unsaturated zone gases at test hole UZB-2, Amargosa Desert Research Site, 1994-1998, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings for the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Point Sources: U.S. Geological Survey Water Resources Investigations Report 99-4018C, p. 475-484. (on-line abstract)

Rajec, P., Sucha, V., Eberl, D.D., Srodon, J., and Elsass, F., 1999, Effect of illite particle shape on cesium sorption: Clays and Clay Minerals, v. 47, p. 755-760. (on-line abstract)

Ravichandran, M., Aiken, G., Ryan, J.N., and Reddy, M.M., 1999, Inhibition of precipitation and aggregation of metacinnabar (HgS) by humic substances isolated from the Florida Everglades: American Chemical Society, Division of Environmental Chemistry, 217th ACS National Meeting, Anaheim, CA, March 21-25, 1999, v. 39, no. 1, p. 316-317.

Ravichandran, M., Aiken, G.R., Ryan, J.N., and Reddy, M.M., 1999, Inhibition of precipitation and aggregation of cinnabar (mercuric sulfide) by dissolved organic matter isolated from the Florida Everglades: Environmental Science and Technology, v. 33, p. 1418-1423. (on-line abstract)

Reddy, M.M., Aiken, G., Schuster, P., 1999, Mercury-dissolved organic carbon interactions in the Florida Everglades: A field and laboratory investigation: U.S. Geological Survey Program on the South Florida Ecosystem--Proceedings of the South Florida Restoration Science Forum, Mary 17-19, 1999, Boca Raton, Florida: U.S. Geological Survey Open-File Report 99-181, p. 86-87.

Reynolds, R.L., Rosenbaum, J.G., Van Metre, P.C, Tuttle, M., Callender, E., and Goldin, A., 1999, Greigite (Fe₃S₄) as an indicator of drought - The 1912-1994 sediment magnetic record from White Rock Lake, Dallas, Texas, USA: Journal of Paleolimnology, v. 21, p. 193-206. (on-line abstract)

Revesz, K., Böhlke, J.K., Smith, R.L., and Yoshinari, T., 1999, Stable isotope composition of dissolved O2 undergoing respiration in a ground-water contamination gradient 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 323-328. (on-line abstract)

Revesz, K., Böhlke, J.K., Smith, R.L., and Yoshinari, T., 1999, Delta 18-O composition of dissolved O2 undergoing respiration in a contaminated ground water: IAEA International Symposium on Isotope Techniques in Water Resources Development and Management, Vienna, Austria, 10-14 May 1999, International Atomic Energy Agency, Vienna, CD-ROM.

Rich, J., Stokes, S., and Wood, W.W., 1999, Holocene chronology for lunette dune depostition on the Southern High Plains, USA: Zeitschrift für Geomorphologie, Supplementband 116, p. 165-180.

Riggs, A.C., Striegl, R.G., and Maestas, F.B., 1999, Soil respiration at the Amargosa Desert Research Site, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999, Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, v. 3., p. 491-497. (on-line abstract)

Ringwood, A.H., Jameedi, M.J. Lee, R.F., Brouwer, M., Peters, E.C., Scott, G.I., Luoma, S.N., and DiGiulio, R.T., 1999, Bivalve biomarker workshop: overview and discussion group summaries:overview and discussion group summaries: Biomarkers, v. 4, no. 6, p. 391-399.

Ritson, P., Bouse, R.M., Luoma, S.N., and Flegal, A.R., 1999, Stable lead isotopic Identification of historical and contemporary lead contamination of San Francisco Bay estuary: Marine Chemistry, v. 64, p. 71-84. (on-line abstract)

Rosenberry, D.O., Bukaveckas, P.A., Buso, D.C., Likens, G.E., Shapiro, A.M., and Winter, T.C., 1999, Movement of road salt to a small New Hampshire lake: Water, Air and Soil Pollution, v. 109, p. 179-206. (on-line abstract)

Rostad, C.E., Pereira, W.E., and Leiker, T.J., 1999, Distribution and transport of selected anthropogenic lipophilic organic compounds associated with Mississippi River suspended sediment, 1989-1990: Archives of Environmental Contamination and Toxicology, v. 36, p. 248-255. (on-line abstract)

Ruhl, H.A., Rybicki, N.B., Reel, J.T., and Carter, V., 1999, Distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and upper Potomac Estuary, Maryland, Virginia, and the District of Columbia, 1993-1998: U.S. Geological Survey Open-File Report 99-233, 39 p. (on-line abstract)

Runkel, R.L., Bencala, K.E., and Kimball, B.A., 1999, Modeling solute transport and geochemistry in streams and rivers using OTIS and OTEQ, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleton, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 109-118. (on-line abstract and to obtain report in pdf format)

Runkel, R.L., Kimball, B.A., McKnight, D.M., and Bencala, K.E., 1999, Reactive solute transport in streams: A surface complexation approach for trace metal sorption. Water Resources Research, v. 35, no. 12, p. 3829-3840. (on-line abstract)

Ryan, J.N., Aiken, G.R., Backus, D.A., Villholth, K.G., and Hawley, C.M., 1999, Investigating the potential for colloid- and organic matter-facilitiated transport of polycyclic aromatic hydrocarbons in oil-contaminated 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 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 123-132. (on-line abstract)

Ryan, J.N., Elimelech, M., Ard, R.A., Harvey, R.W., and Johnson, P.R., 1999, Bacteriophage PRDI and silica colloid transport and recovery in an iron oxide-coated sand aquifer: Environmental Science and Technology, v. 33, p. 63-73. (on-line abstract)

Rybicki, N.B., Reel, J., Ruhl, H.A., Gammon, P.T., Carter V., and Lee, J.K., 1999, Biomass and Vegetative Characteristics of Sawgrass Grown in a Tilting Flume as Part of a Study of Vegetative Resistance to Flow, U.S. Geological Survey Open- File Report 99-230. (on-line abstract)

Rybicki, N.B., Ruhl, H.A., Reel, J.T., and Carter, V., 1999, A survey of potential dredge disposal sites in the tidal Potomac River and upper Potomac Estuary between Washington, D.C. and the Route 301 Bridge: U.S. Geological Survey Open-File Report 99-234, 10 p. (on-line abstract)

Saffer, D.M., and Bekins, B.A., 1999, Fluid budgets at convergent plate margins: Implications for the extent and duration of fault zone dilation, Geology, v. 27, no. 12, p. 1095-1098. (on-line abstract)

Sarmiento, J.L., Wofsy, S.C., Shea, E., Denning, A.S., Easterling, W., Field, C., Fung, I., Keeling, R., McCarthy, J., Pacala, S., Post, W.M., Schimel, D., Sundquist, E.T., Tans, P., Weiss, R., Yoder, J., 1999, A U.S. Carbon Cycle Science Plan: Available from U.S. Global Change Research Program, Washington , D.C., 69 p.

Schaefer, J.K., and Oremland, R.S., 1999, Oxidation of methyl halides by the facultative methylotroph, strain IMB-1: Appl. Environ. Microbiol., v. 65, p. 5035-5041. (on-line abstract)

Schaffranek, R.W., 1999, Hydrologic studies in support of south Florida ecosystem restoration: American Society of Civil Engineers Water Resources Planning and Management Conference, Tempe, Arizona, June 6-9, 1999 [Proceedings], 8 p.

Schaffranek, R.W., 1999, Analysis of sheets flows to Florida Bay from C-111 canal: Proceedings of South Florida Restoration Science Forum, Boca Raton, Florida: U.S. Geological Survey Open-File Report 99-181, p. 98-99.

Schaffranek, R.W., Ruhl, H.A., and Hansler, M.E., 1999, An overview of the southern inland and coastal system project of the U.S. Geological Survey South Florida Ecosystem Program: Proceedings of the 3rd International Symposium on Ecohydraulics, July 13-16, 1999: Salt Lake City, Utah, 11 p.

Schemel, L.E, Cox, M.H., Kimball, B.A., and Bencala, K.E., Partitioning of zinc between dissolved and colloidal phases in the Animas River near Silverton, Colorado, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleton, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 63-66. (on-line abstract and to obtain report in pdf format)

Schemel, L.E., Hager, S.W., and Peterson, D.H., 1999, Reduced phosphate loading to South San Francisco Bay, California: Detection of effects in the water column, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical meeting in Charleston, S.C., March 8-12, 1998: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 59-64. (on-line abstract)

Schemel, L.E., Kimball, B.A., and Bencala, K.E., 1999, Colloid formation and the transport of aluminum and iron in the Animas River near Silverton, Colorado, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 59-62. (on-line abstract and to obtain report in pdf format)

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 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 509-520. (on-line abstract)

Schmidt, J.C., Andrews, E.D., Wegner, D.L., Patten, D.T., Marzolf, G.R., and Moody, T.O., 1999, Origins of the 1996 controlled flood in Grand Canyon, in Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R.A., eds., The controlled flood in Grand Canyon: American Geophysical Union, Monograph 110, p. 23-36. (on-line abstract)

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 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 509-520. (on-line abstract)

Scholl, M.A., Cozzarelli, I.M., Christenson, S.C., Breit, G.N., and Schlottman, J.L., 1999, Aquifer heterogeneity at Norman landfill and its effect on observations of biodegradation processes, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 557-568. (on-line abstract)

Schulz, M.S. and White, A.F., 1999, Chemical weathering in tropical watershed, Luquillo Mountains, Puerto Rico III: Quartz dissolution rates: Geochimica et Cosmochimica Acta, v. 63, n. 3/4, p. 337-350. (on-line abstract)

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: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 669-680. (on-line abstract)

Shapiro, A.M., Lane, J.W., and Olimpio, J.R., 1999, Borehole packers or in situ geophysical and microbial investigations in fractured rock, in Morganwalp, D.W., and Buxton, H.T., eds., 1999, U.S. Geological Survey Toxic Substances Hdyrology Program--Proceedings of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 841-845. (on-line abstract)

Short, J.W., Kvenvolden, K.A., Carlson, P.R., Hostettler, F.D., Rosenbauer, R.J., and Wright, B.A., 1999, Natural hydrocarbon background in benthic sediments of Prince William Sound, Alaska--Oil vs. Coal: Environmental Science and Technology, v. 33, p. 34-42. (on-line abstract)

Simon, N.S., Kennedy, M.M., Bricker, O.P., 1999, Geochemical data for sediment samples collected in 1997 and 1998 from the Popes Creek, Virginia, and the Pocomoke River, Maryland, Watersheds: U.S. Geological Survey Open-File Report 99-79, 18 p.

Simon, N.S., Spencer, R.J., and Cox, T., 1999, Distribution of and relation among mercury and methylmercury, organic carbon, carbonate, nitrogen and phosphorus, in periphyton of the South Florida Ecosystem: Toxicological and Environmental Chemistry, v. 69, p. 417-433. (on-line abstract)

Smith, R.L, Böhlke, J.K., Revesz, K., Yoshinari, T., Hatzinger, P.B., and Penarrieta, C.T., 1999, In situ assessment of the transport and microbial consumption of oxygen in ground water, Cape Cod, Massachusetts, in Morganwalp, D.W., and Aronson, D.A., eds., U.S. Geological Survey Toxic Substances Hydrology Program - Proceedings of the Technical Meeting, Colorado Springs, Colorado, September 20-24, 1993: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 317-322. (on-line abstract)

Smith, R.L., Kumler, B.A., Peacock, T.R., and Miller, D.N., 1999, Evolution of a ground water sewage plume after removal of the 60-year-long source, Cape Cod, Massachusetts: Inorganic nitrogen species, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxics Substances Hydrology Program--Proceedings of the Technical Meeting, Charleston, S.C., March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018, p. 285-292. (on-line abstract)

Smith, J.D., 1999, Flow and sediment transport in the Colorado River near National Canyon, in Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R.A., eds., The Controlled Flood in the Grand Canyon, Geophysical Monograph 110: American Geophysical Union, p . 99-115. (on-line abstract)

Sorey, M.L., Evans, W.C., Kennedy, B.M., Rogie, J., and Cook, A., 1999, Magmatic gas emissions from Mammoth Mountain: California Geology, v. 52, n. 5, p. 4-16.

Sorey, M., and Hill, D., 1999, Scientific drilling in Long Velley caldera, California, - an update: California Geology, v. 53, no. 1, p. 4-11.

Srodon, J., Drits, V.A., McCarty, D.K., Hsieh, J.C.C., and Eberl, D.D., 1999, Quantitative mineral analysis by powder x-ray diffraction from random preparations: Texaco Upstream Technology Report 99-0134, 43 p.

Stewart, A.E. and Constantz, J., 1999, Developing a long-term water balance for Abo Arroyo, NM, in Bartolino, J.R., ed., U.S. Geological Survey Middle Rio Grande Basin Study--Preceedings of the Third Annual Workshop, Albuquerque, New Mexico, February 24-25, 1999: U.S. Geological Survey Open-File Report 99-203, p. 73-74.

Stollenwerk, K.G., and Parkhurst, D.L., 1999, Modeling the evolution and natural remediation of a ground-water sewage plume, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - A Proceeding of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 371-381. (on-line abstract)

Stolz, J.F., Ellis, D.J., Switzer Blum, J., Ahmann, D., Oremland, R.S., and Lovely, D.R., 1999, Sulfurospirillum barnesii sp. nov., Sulfurospirillum arsenophilus sp. nov., and the Sulfurospirillum clade in the Epsilon Proteobacteri bacteria: Int. J. Systematic Bacteriol, v. 49, p. 1177-1180.

Stolz, J.F., and Oremland, R.S., 1999, Bacterial respiration of selenium and arsenic: FEMS Reviews, v. 23, p. 615-627. (on-line abstract)

Stonestrom, D.A., Prudic, D.E., and Striegl, R.G., 1999, Isotopic composition of water in a deep unsaturated zone beside a radioactive-waste disposal area near Beatty, Nevada, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program--Proceedings for the Technical Meeting, Charleston, South Carolina, March 8-12, 1999--Volume 3--Subsurface Contamination from Source Points: U.S. Geological Survey Water Resources Investigations Report 99-4018C, p. 467-474. (on-line abstract)

Su, G.W., Geller, J.T., Pruess, K., and Wen, 1999, Experimental studies of water seepage and intermittent flow in unsaturated, rough-walled fractures: Water Resources Research, v. 35, no. 4, p. 1019-1037.

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. (on-line abstract)

Sundquist, E.T., 1999, Seawater pH and atmospheric carbon dioxide: Science, v. 286, p. 2043.

Surian, N., and Andrews, E.D., 1999, Estimation of geomorphically significant flows in alpine streams of the Rocky Mountains, Colorado (USA): Regulated Rivers: Research & Management, v. 15, no. 4, p. 273-288. (on-line abstract)

Swetnam, T.W., Allen, C.D., and Betancourt, J.L., 1999, Applied Historical Ecology: using the past to manage for the future: Ecological Applications 64, p 1189-1206. (on-line abstract)

Tasker, G. D., 1999, Bootstrapping Periodic ARMA Model to Forecast Streamflow at Multiple Sites: Computer Science and Statistics, v. 31, p. 296-299.

Teh, S., Clark, S.L., Brown, C.L., Luoma, S.N., and Hinton, D.E.,1999, Enzymatic and histopathologic biomakers as indicators of contaminant exposure and effect in the asian clam, Potamocorbula amurenis: Biomarkers, v. 4, p. 497-509. (on-line abstract)

Terrestrial Observation Panel for Climate, 1999, Report of the GCOS/GTOS Terrestrial Observation Panel for Climate, Fifth Session, July 27-30,1999, Birmingham, UK,: GCOS-59 and GTOS-22, 87p. (on-line report)

Thomas, C.L., Stewart, A.E. and Constantz, J., 1999, Comparison of methods to determine infiltration and percolation rates along a reach of the Santa Fe River near La Bajada, New Mexico, in Bartolino, J.R., ed., U.S. Geological Survey Middle Rio Grande Basin Study--Preceedings of the Third Annual Workshop, Albuquerque, New Mexico, February 24-25, 1999: U.S. Geological Survey Open-File Report 99-203, p. 75-76.

Thompson, D.M., Wohl, E.E., and Jarrett, R.D., 1999, Velocity reversals and sediment sorting in pools and riffles controlled by channel constrictions: Geomorphology, v. 27, nos. 3-4, p. 229-241. (on-line abstract)

Thompson, J.K., 1999, The effect of infaunal gazing on phytoplankton bloom development in South San Francisco Bay: PhD thesis, Stanford University, Stanford, CA, 419 p.

Thorn, K.A., and Aiken, G.R., 1999, Polar metabolites of crude oil, 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 - Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 123-132. (on-line abstract)

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: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 783-793. (on-line abstract)

Tindall, J.A., and Kunkel, J.R., 1999, Unsaturated Zone Hydrology for Environmental Scientists and Engineers: Prentice-Hall, Englewood Cliffs, New Jersey, 625 p. (on-line abstract/summary)

Tindall, J.A., and Kunkel, J.R., 1999, Instructor's Solution Manual for Unsaturated Zone Hydrology for Scientists and Engineers, Prentice-Hall, Englewood Cliff, New Jersey, 160 p.

Tiren, S.A., Beckholmon, M., Voss, C.I., and Askling, P., 1999, Development of a structural model of Aspo, southeastern Sweden, Swedish Nuclear Power Inspectorate Report 96:16, Swedish Nuclear Power Inspectorate, Stockholm, 198 p.

To, T.B., Nordstrom, D.K., Cunningham, K.M., Ball, J.W., and McCleskey, R.B., 1999, A new method for the direct determination of dissolved Fe(III) concentration in acid mine waters: Environmental Science and Technology, v. 33, no. 5, p. 807-813. (on-line abstract)

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--Contamination of Hydrologic Systems and Related Ecosystems: U.S. Geological Survey Water-Resources Investigations Report 99-4018B, p. 131-134. (on-line abstract)

Topping, D.J., Rubin, D.M., Nelson, J.M., Kinzel, P.J., III, and Bennett, J.P., 1999, Linkage between grain-size evolution and sediment depletion during Colorado River floods, in Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R.A., eds., The 1996 controlled flood in Grand Canyon: Washington, D.C., American Geophysical Union, Geophysical Monograph 110, p. 71-98. (on-line abstract)

Toy, T.J., and Osterkamp, W.R., 1999, The stability of rock-veneered hillslopes: International Journal of Sediment Research, v. 14, no. 3, p. 63-73. (on-line abstract)

Troutman, B.M., and Vecchia, A.V., 1999, Estimation of Renyi exponents in random cascades, Bernoulli, v. 5, n. 2, p. 191-207.

Tuccillo, M.E., Cozzarelli, I.M., and Herman, J.S., 1999, Iron reduction in the sediments of a hydrocarbon-contaminated aquifer: Applied Geochemistry, v. 14, no. 5, p. 71-83. (on-line abstract)

Uhle, M.E., Chin, Y., Aiken, G.R., and McKnight, D.M., 1999, Binding of polychlorinated biphenyls to aquatic humic substances: The role of substrate and sorbate properties on partitioning: Environmental Science and Technology, v. 33, p. 2715-2718. (on-line abstract)

Van Geen, A., and Luoma, S.N., 1999, The impact of human activities on sediments of San Francisco Bay, California: an overview: Marine Chemistry, v. 64, p. 1-6. (on-line abstract)

Van Geen, A., and Luoma, S.N., 1999, A record of estuarine water contamination from the Cd content of foraminifera in San Francisco Bay, CA: Marine Chemistry, v. 64, p. 57-70. on-line abstract)

Van Geen, A., Valette-Silver, N.J., Luoma, S.N., Fuller, C.C., Baskaran, M., Tera, F., and Klein, J., 1999, Constraints on the sedimentation history of San Francisco Bay from isotopes of ¹⁴C to ¹⁰Be: Marine Chemistry, v. 64, p. 29-38. (on-line abstract)

Vengosh, A., Spivak, A.J., Johannesson, K.J., Lyons, W.B., Weaver, T.R., Morgenstern, U., Michel, R.L., and Fabryka-Martin, J., 1999, δ¹¹B, Rare Earth Elements, δ³⁷CI, ³²Si, ³⁵S, ¹²⁹I, in Cook P., and Herczeg, A.L., eds., Environmental Tracers in Subsurface Hydrology: Kluver Academic Publishers, Boston, p. 479-510.

Venkatesan, M.I., de Leon, R.P., van Geen, A., and Luoma, S.N., 1999, Chlorinated hydrocarbon pesticides and polychorinated biphenyls in sediment cores from San Francisco Bay: Marine Chemistry, v. 64, p. 85-98. (on-line abstract)

Verplanck, P.L., Nordstrom, D.K., and Taylor, H.E., 1999, Overview of rare earth element investigations in acidic waters of the U.S. Geological Survey abandoned mine land watersheds, 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018, p. 83-92. (on-line abstract)

Vincent, K.R., Church, S.E., and Fey, D.L., 1999, Geomorphological context of metal-laden sediments the Animas River floodplain, Colorado, in 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018, v. 1, p. 99-106. (on-line abstract or to obtain article in pdf format)

Voss, C.I., 1999, USGS SUTRA code - history, practical use and application in Hawaii, in Bear, J., Cheng, A.H.D., Sorek, S., Ouzar, D., and Herrera, I., eds., Seawater intrusion in coastal aquifers - concepts, methods, and practices: Kluwer Academic Publishers, p. 249-313.

Voss, C.I., 1999, Scientific visualization in hydrogeology, editor's message: Hydrogeology Journal, v. 7-2, p. 153-154. (on-line pdf file)

Voytek, M.A., Priscu, J.C., and Ward, B.B., 1999, The distribution and relative abundance of ammonium-oxidizing bacteria in lakes of the McMurdo Dry Valley, Antarctica: Hydrobiologia, v. 401, p. 113-130. (on-line abstract)

Wagner, B.J., 1999, Evaluating data worth for ground-water management under uncertainty: Journal Water Resources Planning and Management, ASCE, v. 125, no. 5., p. 281-288. (on-line abstract)

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: U.S. Geological Survey Water-Resources Investigations Report 99-4018, v. 1, p. 201-210. (on-line abstract or to obtain article in pdf format)

Walter, D.A., LeBlanc, D.R., Stollenwerk, K.G., and Campo, K.W., 1999, Phosphorus transport in sewager-contaminated ground water, Massachusetts Military Reservation, Cape Cod, Massachusetts, in Morganwalp, D.W., and Buxton, H.T., eds., U.S. Geological Survey Toxic Substances Hydrology Program - A Proceeding of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 305-316. (on-line abstract)

Walton-Day, K., Runkel, R.L., Kimball, B.A., and Bencala, K.E., 1999, Application fo the solute-transport models OTIS and OTEQ and implications for remediation in a watershed affected by acid 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: U.S. Geological Survey Water-Resources Investigations Report 99-4018A, p. 37-46 (on-line abstract)

Warren, E., Bekins, B.A., Godsy, E.M., 1999, Inhibition of acetoclastic methanogenesis by crude oil from Bemidji, Minnesota, 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--Subsurface Contamination from Point Sources: U.S. Geological Survey Water-Resources Investigations Report 99-4018C, p. 223-230. (on-line abstract)

Waychunas, G.A., Davis, J.A., and Reitmeyer, R., 1999, GIXAFS study of Fe (III) sorption and precipitation on natural quartz surfaces: Journal of Synchrotron Radiation, v. 6, p. 615-617.

Webb, R.H., Melis, T.S., Griffiths, P.G., and Elliott, J.G., 1999, Reworking of aggraded debris fans, in Webb, R.H., Schmidt, J.C., Valdez, R.A., and Marzolf, G.R., The 1996 flood in Grand Canyon: Scientific experiment and management demonstration: Washington, D.C. American Geophysical Union, Geophysical Monograph, p. 37-51. (on-line abstract)

Webb, R.H., Melis, T.S., Griffiths, P.G., Elliott, J.G., Cerling, T.E., Poreda, R.J., Wise, T.W., and Pizzuto, J.E., 1999, Lava falls rapid in Grand Canyon, effects of late Holocene debris flows on the Colorado River: U.S. Geological Survey Professional Paper 1591, 90 p. (on-line abstract)

Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R.A., 1999, The controlled flood in Grand Canyon: American Geophysical Union Monograph no. 110, 367 p. (on-line information)

Webb, R.H., Wegner, D.L., Andrews, E.D., Valdez, R.A., and Patten, D.T., 1999, Downstream effects of Glen Canyon Dam on the Colorado River, in Webb, R.H., Schmidt, J.C., Marzolf, G.R.., and Valdez, R.A., eds., The controlled flood in Grand Canyon: American Geophysical Union, Monograph 110, p. 1-22. (on-line abstract)

Weedman, S.D., Paillet, F.L., Edwards, L.E., Simmons, K.R., Scott, T.M., Wardlaw, B.R., Reese, R.S., and Blair, J.L., 1999, Lithostratigraphy, geophysics, biostratigraphy, and strontium-isotope stratigraphy of the surficial aquifer system of eastern Collier County and northern Monroe County, Florida: U.S. Geological Survey Open-File Report 99-0432, 125 p. (on-line abstract)

Wershaw, R.L., 1999, Molecular aggregation of humic substances: Soil Sci., v. 164, p. 803-813.(on-line abstract)

Wershaw, R. L., Leenheer, J.A., and Kennedy, K.R., 1999, Use of ¹³C-NMR and FTIR for elucidation of degradation pathways during senescence and litter decomposition of Aspen leaves, Characterization of leachate from dfferent types of leaves, in Davis, G. and Ghabbour, E.A., eds., Understanding humic substances-Advanced methods, properties and application: Cambridge, England, Royal Society of Chemistry, p. 19-30.

Westerhoff, P., Aiken, G., Amy, G., and Debroux, J., 1999, Relationships between the structure of natural organic matter and its reactivity towards molecular ozone and hydroxyl radicals: Water Research, v. 33, p. 2265-2276. (on-line abstract)

Westerhoff, P., Debroux, J., Aiken, G., and Amy, G., 1999, Ozone-induced changes in natural organic matter (NOM) structure: Ozone Science and Engineering, v. 21, p. 551-570.

White, A.F., Blum, A.E., Bullen, T.D., Vivit, D.V., Davison, V., Schultz, M., and Fitzpatrick, J., 1999, The effect of temperature on experimental and natural chemical weathering rates of granitoid rocks: Geochimica et Cosmochimica Acta, v. 63, p. 3277-3291.

White, A.F., Bullen, T.D., Vivit, D.V. and Schulz, M.S., 1999, The effect of climate on chemical weathering of silicate rocks, in Armannson, H. ed., Proceedings of the 5th Internal Symposium on Geochemistry of the Earth's Surface, Revkjvik, Iceland, p. 79-82.

White, A.F., Bullen, T.D., Vivit, D.V., Schulz, M.S. and Clow, D.W., 1999, The role of disseminated calcite in the chemical weathering of granitoid rocks: Geochimica et Cosmochimica Acta, v. 63, p. 1939-1953. (on-line abstract)

White, A.F. and Peterson, M.L., 1999, The reduction of aqueous metal species on the surfaces of Fe(II)-containing oxides: The role of surface passivation, in Sparks, D.L., and Grundi, T.J., eds., Mineral-Water Interfacial Reactions Kinetics and Mechanisms, ACS Symposium Series, v. 715, p. 323-341.

White, P.S., Harrod, J., Romme, W.H., and Betancourt, J.L., 1999. Role of disturbance and temproal dynamics, in Johnson, N.C., Malk, A.J., Sexton, W.T., and Szaro R., eds, Ecological Stewardship: A Common Reference for Ecosystem Management: Oxford, Elsevier Science Ltd., p. 281-312.

Wickland, K.P., Striegl, R.G., Schmidt, S.K., and Mast, M.A., 1999, Methane flux in subalpine wetland and unsaturated soils in the southern Rocky Mountains: Global Biogeochemical Cycles, v. 13, p. 101-113. (on-line abstract)

Wiele, S.M., 1999, Modeling of erosion and depostion in the Colorado River, USA: Proceedings of the 18th Multiphase Flow Symposium 1999, Osaka, Japan.

Wiele, S.M., Andrews, E.D., and Griffin, E.R., 1999, The effect of sand concentration on depositional rate, magnitude, and location in the Colorado River below the Little Colorado River, in Webb, R.H., Schmidt, J.C., Marzolf, G.R., and Valdez, R., eds., The controlled flood in Grand Canyon: American Geophysical Union, Monograph 110, p. 131-145. (on-line abstract)

Wilby, R.L., Hay, L.E., and Leavesley, G.H, 1999, A comparison of downscaled and raw GCM output: implications for climate change scenarios in the San Juan River basin, Colorado: Journal of Hydrology, v. 225, p. 67-91. (on-line abstract)

Wilson, T.B., Webb, R.H., and Thompson, T.L., 1999, Fire frequency and soil nutrient status on the Southern Gunnery Ranges at Fort Huachuca Military Reservation, Arizona, in Gottfried, G.J., Eskew, L.G., Curtin, C.G., and Edminster, C.B., compilers, Toward integrated research, land management, and ecosystmen protection in the Malpai Borderlands: Conference Summary, January 1999, Douglas, Arizona: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station Proceedings RMRS-P-10, p. 81-82.

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. (on-line pdf file)

Winter, T.C., 1999, Relation of streams, lakes, and wetlands to groundwater flow systems: Hydrogeology Journal, v. 7, p. 28-45. (on-line abstract)

Winter, T.C., 1999, The occurence of wetlands within the context of hydrologic landscapes: Proceedings of Specialty Conference on Potential Consequences of Climate Variability and Change to Water Resources of the United States, American Water Resources Association, Atlanta, Georgia, May 10-12, 1999, p. 235-239.

Winter, T.C., Buso, D.C., Parkhurst, R.S., Rosenberry, D.O., and Martinez, M.L., 1999, Hydrographs of lake stage, stream discharge, and hydraulic head in ground water for the Mirror Lake area, New Hampshire, 1979-1995: U.S. Geological Survey Open-File Report 99-239, 52 p.

Wolock, D.M., and McCabe, G.J., 1999, Effects of potential climatic change on annual runoff in the conterminous United States: Journal of the American Water Resources Association, v. 35, p. 1341-1350.

Wolock, D.M., and McCabe, G.J., 1999, Simulated effects of climate change on mean annual runoff in the conterminous United States, in Adams, D.B., ed., Proceedings of Specialty Conference on Potential Consequences of Climate Variability and Change to Water Resources of the United States, May 10-12, 1999, Atlanta, Georgia: American Water Resources Association, May 1999, p. 161-164. (on-line abstract)

Wolock, D.M., and McCabe, G.J., 1999, Explaining spatial variability in annual runoff in the conterminous United States: Climate Research, v. 11, p. 149-159. (on-line abstract)

Wolock, D.M., and McCabe, G.J., 1999, Estimates of runoff using water balance and atmospheric general circulation models: Journal of the American Water Resources Association, v. 35, p. 1341-1350. (on-line abstract or on-line journal aricle in pdf format, open-access after 4 years)

Wood, W.W., 1999, Use and misuse of the chloride-mass balance method in estimating ground water recharge: Ground Water, v. 37, no. 1, p. 2-3.

Wood, W.W., Kraemer, T.F., and Shapiro, A.M., 1999, Exchangeable ions, fracture volume, and specific surface area in fractured crystalline rocks, 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. 681-684. (on-line abstract)

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 - Proceeding of the Technical Meeting, Charleston, South Carolina, March 8-12, 1999: U.S. Geological Survey Water-Resources Investigations Report 99-4018, p. 67-74. (on-line abstract)

Wright, W.G. and Nordstrom, D.K., 1999, Oxygen isotopes of dissolved sulfate as a tool to distinguish natural and mining-related dissolved constitutents: Tailings and Mine Waste '99, Proceedings of the Sixth International Conference of Tailings and Mine Waste '99, Fort Collins, CO, January 23-27, p. 671-678.

Yanosky, T.M., 1999, Tree-ring analysis in hydrometry, in Herschy, R.W., ed., Hydrometry: Principles and Practices, 2nd edition: John Wiley and Sons, p. 265-289.

Zehr, J. and Voytek, M.A., 1999, Molecular ecology of aquatic communities: Reflections and future directions: Hydrobiologia, v. 401, p. 1-8. (on-line abstract)