Earth Sciences Division (ESD) Department of Energy (DOE) Lawrence Berkeley National Laboratory (LBNL)

Christine Doughty's Publications

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Peer Reviewed Journal Publications

    1. Tsang, C.-F., T.A. Buscheck, and C. Doughty, Aquifer thermal energy storage: a numerical simulation of Auburn University field experiments, Water Resour. Res., 17, 3, 647-658, 1981.
    2. Doughty, C., G. Hellstrom, C.-F. Tsang, and J. Claesson, A dimensionless parameter approach to the thermal behavior of an aquifer thermal energy storage system, Water Resour. Res., 18, 3, 571-587, 1982.
    3. Buscheck, T.A., C. Doughty, and C.-F. Tsang, Prediction and analysis of a field experiment on a multilayered aquifer thermal energy storage system with strong buoyancy flow, Water Resour. Res., 19, 5, 1307-1315, 1983.
    4. Tsang, C.-F., D.C. Mangold, C. Doughty, and M.J. Lippmann, Prediction of reinjection effects in the Cerro Prieto geothermal system, Geothermics, 13, 1/2, 141-162, 1984.
    5. Doughty, C. and C.-F. Tsang, A comparative study of a heat and fluid flow problem using three models of different levels of sophistication, Mathematical Modelling, 8, 412-418, 1987.
    6. Doughty, C. and K. Pruess, A semianalytical solution for heat pipe effects near high-level nuclear waste packages buried in partially saturated geological media, Intl. Journal of Heat and Mass Transfer, 31, 1, 79-90, 1988.
    7. Doughty, C. and K. Pruess, A similarity solution for two-phase fluid and heat flow near high-level nuclear waste packages emplaced in porous media, Intl. Journal of Heat and Mass Transfer, 33, 6, 1205-1222, 1990.
    8. Doughty, C. and K. Pruess, A similarity solution for two-phase water, air, and heat flow near a linear heat source in a porous medium, Journal of Geophysical Res., 97 (B2), 1821-1838, 1992.
    9. Nir, A., C. Doughty, and C.-F. Tsang, Validation of design procedure and performance modeling of a heat and fluid transport field experiment in the unsaturated zone, Advances in Water Resources, 15, 153-166, 1992.
    10. Amistoso, A.E., B.G. Aquino, Z.P. Aunzo, O.T.  Jordan, F.X.M. Sta. Ana, G.S. Bodvarsson, and C. Doughty, Reservoir analysis of the Palinpinon geothermal field, Negros Oriental, Philippines, Geothermics, 22, 5/6, 555-574, 1993.
    11. Doughty, C., J.C.S. Long, K. Hestir, and S.M. Benson, Hydrologic characterization of heterogeneous geologic media with an inverse method based on iterated function systems, Water Resour. Res., 30, 6, 1721-1745, 1994.
    12. Liu, H.H., C. Doughty, and G.S. Bodvarsson, An active fracture model for unsaturated flow and transport in fractured rocks, Water Resour. Res., 34, 10, 2633-2646, 1998.
    13. Doughty, C., Investigation of conceptual and numerical approaches for evaluating moisture, gas, chemical, and heat transport in fractured unsaturated rock, Journal of Contaminant Hydrology, 38, 1-3, 69-106, 1999.
    14. Vasco, D.W., K. Karasaki, and C. Doughty, Using surface deformation to image reservoir dynamics, Geophysics, 65, 1, 132-147, 2000.
    15. Johnson, T.M., R.C. Roback, T.L. McLing, T.D. Bullen, D.J. DePaolo, C. Doughty, R.J. Hunt, R.W. Smith, L.D. Cecil, and M.T. Murrell, Groundwater “fast paths” in the Snake River Plain aquifer: Radiogenic isotope ratios as natural groundwater tracers, Geology, 28, 10, 871-874, 2000.
    16. Faybishenko, B., C. Doughty, M. Steiger, J.C.S. Long, T.R. Wood, J.S. Jacobsen, J. Lore, and P.T. Zawislanski, Conceptual model of the geometry and physics of water flow in a fractured basalt vadose zone, Water Resour. Res., 36, 12, 3499-3520, 2000.
    17. Doughty, C., Numerical model of water flow in a fractured basalt vadose zone, Box Canyon site, Idaho, Water Resour. Res., 36, 12, 3521-3534, 2000.
    18. Salve, R., J.S.Y. Wang, and C. Doughty, Liquid-release tests in unsaturated fractured welded tuffs: I. Field investigations, Journal of Hydrology, 256, 1-2, 60-79, 2002.
    19. Doughty, C., R. Salve, and J.S.Y. Wang, Liquid-release tests in unsaturated fractured welded tuffs: II. Numerical modeling, Journal of Hydrology, 256, 1-2, 80-105, 2002.
    20. Doughty, C. and K. Karasaki, Flow and transport in hierarchically fractured rock, Journal of Hydrology, 263, 1-4, 1-22, 2002.
    21. Myer, L.R., S.M. Benson, C. Byrer, D. Cole, C. Doughty, W. Gunter, G.M. Hoversten, S. Hovorka, J.W. Johnson, K. Knauss, A. Kovscek, D. Law, M.J. Lippmann, E.L. Majer, B. van der Meer, G. Moline, R.L. Newmark, C.M. Oldenburg, F.M. Orr, Jr., K. Pruess, C.-F. Tsang, The GEO-SEQ project; A status report, Greenhouse Gas Control Technologies, 6, II, 1625-1628, 2003.
    22. Doughty, C., S.M. Benson, K. Pruess, Capacity Investigation of Brine-Bearing Sands for Geologic Sequestration of CO2, Greenhouse Gas Control Technologies, 6, II, 1645-1648, 2003.
    23. Tsang, C.-F. and C. Doughty, A particle-tracking approach to simulating transport in a complex fracture, Water Resour. Res., 39, 7, 1174, doi:10.1029/2002WR001614, 2003.
    24. Tsang, C.-F. and C. Doughty, Multirate flowing fluid electric conductivity logging method, Water Resour. Res., 39, 12, 1354, doi:10.1029/2003WR002308, 2003.
    25. Doughty, C. and K. Karasaki, Modeling flow and transport in saturated fractured rock to evaluate site characterization needs, IAHR Journal of Hydraulics, 42, extra issue, 33-44, 2004.
    26. Doughty, C. and K. Pruess, Modeling supercritical carbon dioxide injection in heterogeneous porous media, Vadose Zone Journal, 3, 3, 837-847, 2004.
    27. Doughty, C. and C.-F. Tsang, Signatures in flowing fluid electric conductivity logs, Journal of Hydrology, 310, 1-4, 157-180, 2005.
    28. Doughty, C., S. Takeuchi, K. Amano, M. Shimo, and C.-F. Tsang, Application of multi-rate flowing fluid electric conductivity logging method to Well DH-2, Tono Site, Japan, Water Resour. Res., 41, W1041, doi:10.1029/2004WR003708, 2005.
    29. Hovorka, S.D., C. Doughty, M.H. Holtz, Testing efficiency of storage in the subsurface: Frio brine pilot experiment, Greenhouse Gas Control Technologies 7, II, 1, 1361-1366, 2005.
    30. Hovorka, S.D., S.M. Benson, C. Doughty, B.M. Freifeld, S. Sakurai, T.M. Daley, Y.K. Kharaka, M.H. Holtz, R.C. Trautz, H.S. Nance, L.R. Myer, and K.G. Knauss, Measuring permanence of CO2 storage in saline formations: the Frio experiment, Environmental Geosciences, 13, 2, 1-17, 2006.
    31. Doughty, C., Modeling geologic storage of carbon dioxide: comparison of hysteretic and non-hysteretic curves, Energy Conversion and Management, 48, 6, 1768-1781, doi:10.1016/j.enconman.2007.01.022, 2007.
    32. Doughty, C., B.M. Freifeld, and R.C. Trautz, Site characterization for CO2 geologic storage and vice versa – the Frio brine pilot, Texas, USA as a case study, Environmental Geology, 54, 8, 1635-1656, doi: 10.10007/s00254-007-0942-0, 2008.
    33. Finsterle, S., C. Doughty, M.B. Kowalsky, G.J. Moridis, L. Pan, T. Xu, Y. Zhang, and K. Pruess, Advanced vadose zone simulation using TOUGH, Vadose Zone Journal, 7, 601–609, doi:10.2136/vzj2007.0059, 2008.
    34. Doughty, C., C.-F. Tsang, K. Hatanaka, S. Yabuuchi, and H. Kurikami, Application of direct-fitting, mass-integral, and multi-rate methods to analysis of flowing fluid electric conductivity logs from Horonobe, Japan, Water Resour. Res., 44, W08403, doi:10.1029/2007WR006441, 2008.
    35. Tsang, C.-F., C. Doughty, and M. Uchida, Simple model representations of transport in a complex fracture and their effects on long-term predictions, Water Resour. Res., 44, W08445, doi:10.1029/2007WR006632, 2008.
    36. Doughty, C., Estimating plume volume for geologic storage of CO2 in saline aquifers, Ground Water, 46, 6, 810-813, 2008.
    37. Ijiri, Y., H. Saegusa, A. Sawada, M. Ono, K. Watanabe, K. Karasaki, C. Doughty, M. Shimo, K. Fumimura, Evaluation of uncertainties originating from the different modeling approaches applied to analyze regional groundwater flow in the Tono area of Japan, Journal of Contaminant Hydrology, 103, 168–181, doi:10.1016/j.jconhyd.2008.10.010, 2009.
    38. Doughty, C., L.R. Myer, and C.M. Oldenburg, Predictions of long-term behavior of a large-volume pilot test for CO2 geological storage in a saline formation in the Central Valley, California, Energy Procedia, 1, 1, 3291-3298, doi:10.1016/j.egypro.2009.02.115, 2009.
    39. Jordan, P. and C. Doughty, Sensitivity of CO2 migration estimation on reservoir temperature and pressure uncertainty, Energy Procedia, 1,1, 2825-2832, doi:10.1016/j.egypro.2009.02.055, 2009.
    40. Doughty, C., Investigation of CO2 plume behavior for a large-scale pilot test of geologic carbon storage in a saline formation, Transport in Porous Media, 82, 1, 49-76, doi:10.1007/s11242-009-9396-z, 2010.
    41. Xu, T., Y.K Kharaka, C. Doughty, B.M. Freifeld, and T.M. Daley, Reactive transport modeling to study changes in water chemistry induced by CO2 injection at the Frio-I brine pilot, Chemical Geology, 271, 3-4, 153-164, 2010. (LBNL-3056E)
    42. Oldenburg, C.M. and C. Doughty, Injection, flow, and mixing of CO2 in porous media with residual gas, Transport in Porous Media, 90, 1, 201-218, doi:10.1007/s11242-010-9645-1, 2011.
    43. Yamamoto, H. and C. Doughty, Investigation of gridding effects for numerical simulation of CO2 geologic sequestrations, Int. Journal of Greenhouse Gas Control, 5, 4, 975-985, doi:10.1016/j.ijggc.2011.02.007, 2011.
    44. Daley, T.M., J.B. Ajo-Franklin, and C. Doughty, Constraining the reservoir model of an injected CO2 plume with crosswell CASSM at the Frio-II Brine Pilot, Int. Journal of Greenhouse Gas Control, 5, 4, 1022-1030, doi:10.1016/j.ijggc.2011.03.002, 2011.
    45. Hovorka, S.D., T.A. Meckel, R.H. Trevino, J. Lu, J.-P. Nicot, J.-W. Choi, D. Freeman, P. Cook, T.M. Daley, J.B. Ajo-Franklin, B.M. Freifeld, C. Doughty, C.R. Carrigan, D. La Brecque, Y.K. Kharaka, J.J. Thordsen, T.J. Phelps, C. Yang, K.D. Romanak, T. Zhang, R.M. Holt, J.S. Lindler, R.J. Butsch, Monitoring a large volume CO2 injection: Year two results from SECARB project at Denbury’s Cranfield, Mississippi, USA, Energy Procedia, 4, 3478-3485, doi:10.1016/j.egypro.2011.02.274, 2011.
    46. Oldenburg, C.M., C. Doughty, C.A. Peters, and P.F. Dobson, Simulations of long-column flow experiments related to geologic carbon sequestration: effects of outer wall boundary condition on upward flow and formation of liquid CO2, Greenhouse Gases: Science and Technology, 2(4), 279-303, doi: 10.1002/ghg.1294, 2012.
    47. Doughty, C., C.-F. Tsang, S. Yabuuchi and T. Kunimaru, Flowing Fluid Electric Conductivity Logging for a Deep Artesian Well in Fractured Rock with Regional Flow, Journal of Hydrology, 482, 1-13, doi:10.1016/j.jhydrol.2012.04.061, 2013.
    48. Doetsch, J., M.B. Kowalsky, C. Doughty, S. Finsterle, J.B. Ajo-Franklin, C.R. Carrigan, X. Yang, S.D. Hovorka, and T.M. Daley, Constraining CO2 simulations by coupled modeling and inversion of electrical resistance and gas composition data, International Journal of Greenhouse Gas Control, 18, 510-522, 2013.
    49. Larsson, M., C. Doughty, C.-F. Tsang, and A. Niemi, Understanding the effect of single fracture heterogeneity from single well injection withdrawal (SWIW) tests, Hydrogeology Journal, 21: 1691–1700, doi: 10.1007/s10040-013-0988-x, 2013.
    50. Oldenburg, C.M., C. Doughty, and N. Spycher, The role of CO2 in CH4 exsolution from deep brine: Implications for geologic carbon sequestration, Greenhouse Gas Science and Technology, 3(5), 359-377, doi: 10.1002/ghg.1370, 2013.
    51. Doughty, C. and B.M. Freifeld, Modeling CO2 injection at Cranfield, Mississippi: Investigation of methane and temperature effects, Greenhouse Gas Science and Technology, 3, 475-490, doi:10.1002/ghg.1363, 2013.
    52. Espinet, A.J., C.A. Shoemaker, and C. Doughty, Estimation of plume distribution for carbon sequestration using parameter estimation, optimization and monitoring data, Water Resources Research, 49(7), 4442-4464, doi: 10.1002/wrcr.20326, 2013.
    53. Tran Ngoc, T.D., C. Doughty, R. Lefebvre, and M. Malo, Feasibility of CO2 injection in deep saline aquifers: A case study in the St. Lawrence Platform, Quebec (Canada), Greenhouse Gas Science and Technology, 3, 516-540, doi: 10.1002/ghg.1387, 2013.
    54. Mukhopadhyay, S., Z. Hou, L. Gosink, D. Bacon, C. Doughty, J.J. Li, L. Wei, S. Gasda, G. Bacci, R. Govindan, J.-Q. Shi, H. Yamamoto, R. Ramanathan, JP Nicot, S.A. Hosseini, J.T. Birkholzer, A. Bonneville, Model comparison and uncertainty quantification for geologic carbon storage: The Sim-SEQ Initiative, Energy Procedia 37: 3867 – 3874, 2013.
    55. Mukhopadhyay, S., C. Doughty, D. Bacon, J. Li, L. Wei, H. Yamamoto, S. Gasda, S.A. Hosseini, J.-P. Nicot, and J.T. Birkholzer, The Sim-SEQ Project: Comparison of Selected Flow Models for the S-3 Site, Transport in Porous Media, doi: 10.1007/s11242-014-0361-0, published online 23 July, 2014.
    56. Karasaki, K., C. Doughty, C.T. Onishi, and J. Goto, Development of geohydrologic model of the Wildcat Fault Zone, Transport in Porous Media, doi: 10.1007/s11242-014-0348-x, published online 11 July, 2014.
    57. Pan, L., B. Freifeld, C. Doughty, S. Zakem, M. Sheu, B. Cutright, and T. Terrall, Fully coupled wellbore-reservoir modeling of geothermal heat extraction using CO2 as the working fluid, Geothermics, 53, 100-113, 2015.
    58. Doughty, C. and G.J. Moridis, Spreadsheet analysis of bimodal production decline curve in a hydraulically fractured shale-gas reservoir.  Part 1: early-time slope -½, submitted to Computers and Geosciences, February, 2015.
    59. Doughty, C. and G.J. Moridis, Spreadsheet analysis of bimodal production decline curve in a hydraulically fractured shale-gas reservoir.  Part 2: early-time slope -n, submitted to Computers and Geosciences, February, 2015.

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      Books and Book Chapters

        1. Javandel, I., C. Doughty, and C.-F. Tsang, Groundwater Transport: handbook of mathematical models, 228 pp., Water Resources Monograph 10, American Geophysical Union, Washington D.C., 1984.
        2. Long, J.C.S., C. Doughty, K. Hestir, and S. Martel, Modeling heterogeneous and fractured reservoirs with inverse methods based on Iterated Function Systems, in Reservoir characterization III, Bill Linville, Editor, PennWell Books, Tulsa, Oklahoma, 1993.
        3. Long, J.C.S., C. Doughty, A. Datta-Gupta, K. Hestir, and D.W. Vasco, Component characterization: An approach to fracture hydrogeology, in Subsurface flow and transport: a stochastic approach, G. Dagan and S.P. Neuman, Editors, Cambridge University Press, New York, 1997.
        4. Benito, P.H., P.J. Cook, B. Fayishenko, B. Freifeld, and C. Doughty, Cross-well air-injection parcker tests for the assessment of pneumatic connectivity in fractured, unsaturated basalt, in Rock mechanics for industry, Proceedings of the 37th U.S. Rock Mechanics Symposium, Vail, Colorado, USA, June 6-9, 1999, B. Amadei, R.L. Kranz, G.A. Scott and P.H. Smealie, Editors, 843-851, A.A. Balkema, Rotterdam, 1999.
        5. Doughty, C. and B. Faybishenko, Modeling of water flow and tracer breakthrough curves in fractured basalt (lessons learned and future investigations), in Vadose zone science and technology solutions, B.B. Looney and R.W. Falta, Editors, Battelle Memorial Institute, Columbus, Ohio, 2000.
        6. Faybishenko, B., P. A. Witherspoon, C. Doughty, J.T. Geller, T.R. Wood, and R.K. Podgorney, Multi-scale investigations of liquid flow in a fractured basalt vadose zone, in Flow and transport through unsaturated fractured rock, second edition, D.D. Evans, T.J. Nicholson, and T.C. Rasmussen, Editors, Geophysical Monograph 42, 161-182, American Geophysical Union, Washington D.C., 2001.
        7. Hovorka, S.D., C. Doughty, S.M. Benson, K. Pruess, and P.R. Knox, The impact of geological heterogeneity on CO2 storage in brine formations: a case study from the Texas Gulf Coast, In Geological storage of carbon dioxide, S.J. Baines and R.H. Worden, Editors, Special Publication 233, 147-163, Geological Society, London, 2004.
        8. Tsang, C.-F., C. Doughty, J. Rutqvist, and T. Xu, Modeling to understand and simulate physico-chemical processes of CO2 geological storage, In Carbon capture and geologic sequestration: Integrating technology, monitoring, and regulation, E.J. Wilson and D. Gerard, Editors, Blackwell Publishing, Ames, Iowa, 2007.
        9. Doughty, C. and L.R. Myer, Scoping calculations on leakage of CO2 in geologic storage: the impact of overburden permeability, phase trapping, and dissolution. In: Carbon Sequestration and its role in the global carbon cycle, Brian J. McPherson and Eric T. Sundquist, Editors, Geophysical Monograph Series, Volume 183, 350 pp., American Geophysical Union, Washington DC, 2009.
        10. Sharma, P., C.-F. Tsang, C. Doughty, A. Niemi, and J. Bensabat, Feasibility of long-term passive monitoring with Flowing Fluid Electric Conductivity Method.  In Dynamics of fluids and transport in fractured-porous media,  Boris Faybishenko, Editor, Geophysical Monograph Series, American Geophysical Union, Washington DC, in press, June 2014.

          Thesis and Dissertation

          1. Doughty, C., Two phase fluid and heat flow in fractured/porous media: a similarity solution, M.Sc. Thesis, Department of Materials Science and Mineral Engineering, University of Calif., Berkeley, 1991.
          2. Doughty, C., Estimation of hydrologic properties of heterogeneous geologic media with an inverse method based on iterated function systems, Ph.D. Dissertation, Department of Materials Science and Mineral Engineering, University of Calif., Berkeley, 1995 (LBL-38136).

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          Conference Papers and Presentations

            1. Tsang, C.-F., T.A. Buscheck, and C. Doughty, Aquifer thermal energy storage - recent parameter and site-specific studies, International Conference:  Seasonal Thermal and Compressed Air Energy Storage, Seattle, Washington, October 19-21, 1981.
            2. Tsang, C.-F., D.C. Mangold, C. Doughty, and M.J. Lippmann, The Cerro Prieto reinjection tests: studies of a multilayer system, Third Symposium on the Cerro Prieto Geothermal Field, San Francisco, March 24-26, 1981.
            3. Tsang, C.-F. and C. Doughty, A non-isothermal well test analysis method, ASME-JSME Thermal Engineering Conference, Honolulu, Hawaii, March 20-24, 1983.
            4. Doughty, C. and C.-F. Tsang, Control of the movement of a fluid plume by injection and production procedures ASME-JSME Thermal Engineering Conference, Honolulu, Hawaii, March 20-24, 1983.
            5. Tsang, C.-F., D.C. Mangold, C. Doughty, and I. Javandel, A study of contaminant plume control in fractured-porous media, National Water Well Convention, Columbus, Ohio, May 22, 1983.
            6. Doughty, C., A. Nir, C.-F. Tsang, and G.S. Bodvarsson, Heat storage in unsaturated soils - initial theoretical analysis of storage design and operational methods, International Conference on Subsurface Heat Storage in Theory and Practice, Stockholm, Sweden, June 6-8, 1983.
            7. Tsang, C.-F. and C. Doughty, Detailed validation of a liquid and heat flow code against field performance, SPE-13503, Eighth SPE Symposium on Reservoir Simulation, Dallas, Texas, Feb. 10-13, 1985.
            8. Doughty, C. and C.-F. Tsang, Investigation of the vertical-flow aquifer thermal energy storage concept and numerical simulation of the Dorigny field experiment, Third International Conference on Energy Storage for Building Heating and Cooling, Toronto, Canada, Sept. 22-26, 1985.
            9. Nir, A., C. Doughty, and C.-F. Tsang, Seasonal heat storage in unsaturated soils: example of design study, 21st Intersociety Energy Conversion Engineering Conference, San Diego, August 25-29, 1986.
            10. Bensabat, J., C. Doughty, E. Korin, A. Nir, and C.-F.  Tsang, Validation experiments of seasonal thermal energy storage models in unsaturated soils, Jigastock 88, Journees internationales sur le stockage de l’energie thermique et la geothermie appliquee, Versailles, France, October 17-20, 1988.
            11. Doughty, C. and K. Pruess, A similarity solution for two-phase fluid and heat flow near high-level nuclear waste packages emplaced in porous media, Fall AGU Meeting, San Francisco, December, 1988.
            12. Doughty, C. and K. Pruess, Verification of TOUGH2 against a semianalytical solution for transient two-phase fluid and heat flow in porous media, TOUGH Workshop, Lawrence Berkeley Lab., Berkeley, CA, September 13-14, 1990.
            13. Doughty, C., C.-F. Tsang, E. Korin, and A.  Nir, Seasonal storage of thermal energy in unsaturated soils:  modeling, simulation, and field validation, Thermastock ‘91, Fifth International Congress on Thermal Energy Storage, Scheveningen, The Netherlands, May 13-16, 1991.
            14. Doughty, C. and K. Pruess, A mathematical model for two-phase water, air, and heat flow around a linear heat source emplaced in a permeable medium, 1991 ASME/AIChE National Heat Transfer Conference, Minneapolis, Minnesota, July 28-31, 1991, Rep. LBL-30050, Lawrence Berkeley Lab., Berkeley, CA, 1991.
            15. Doughty, C., J.C.S. Long, and K. Hestir, Characterization of heterogeneous geologic media using inverse methods on models with hierarchical structure, AGU Fall Meeting, San Francisco, December, 1991.
            16. Doughty, C., Hydrological inversions using Iterated Function Systems, Invited talk, SIAM Conference on Mathematical and Computational Issues in the Geosciences, Houston, Texas, April 19-21, 1993.
            17. Doughty, C., J.C.S. Long, E.L. Majer, T.M. Daley, J.E. Peterson Jr., and L.R. Myer, LBL/Industry heterogeneous reservoir performance definition project - Gypsy site, BPO Contractor Review Conference, Fountainhead, Oklahoma, July 18-22, 1993.
            18. Doughty, C. and J.T. Geller, Effects of degassing on aqueous flow in fractures: dynamic versus equilibrium behavior, Invited presentation, Two-phase Flow in Fractures Workshop, Berkeley, CA, November 3-4, 1993.
            19. Merzlyakov, E., C. Doughty, and A. Nir, Analytical approximation of a design of a seasonal thermal energy storage in a semi-arid zone, Sixth International Conference on Thermal Energy Storage, Espoo, Finland, August 22-25, 1994.
            20. Long, J.C.S., C. Doughty, D.W. Vasco, A.  Datta-Gupta, K. Hestir, E.L. Majer, and J.E. Peterson Jr., Fractured reservoir characterization through inverse analysis of well-test data and seismic imaging, SEG 64th Annual Meeting, Los Angeles, October 23-28, 1994.
            21. Doughty, C. and J.C.S. Long, Characterization of heterogeneous geologic media at the scale of interest for applications, AGU Fall Meeting, San Francisco, December, 1994.
            22. Doughty, C., Flow reduction due to degassing and redissolution phenomena, in Proceedings, The TOUGH Workshop ‘95, Rep. LBL-37200, Lawrence Berkeley National Lab., Berkeley, CA, March 20-22, 1995.
            23. Geller, J.T., C. Doughty, and J.C.S. Long, Two-phase flow in regionally saturated fractured rock near excavations, presented at the 6th Annual International High-Level Radioactive Waste Management Conference and Exposition, Las Vegas, Nevada, April 30-May 5, 1995.
            24. Datta-Gupta, A., E.L. Majer, J.E. Peterson Jr., D.W. Vasco, C. Doughty, J.C.S. Long, J. Queen, P.S. D’Onfro, and W.D. Rizer, An integrated approach to characterization of fractured reservoirs, SEG 65th Annual Meeting, Houston, Texas, October, 1995.
            25. Faybishenko, B., J.C.S. Long, C. Doughty, R. Salve, P. Zawislanski, J. Jacobsen, and J.B. Sisson, Investigations of scale effects and preferential flow in the vadose zone of fractured basalt at Box Canyon analog site in Idaho, GSA Fall Meeting, Denver, Colorado, October, 1996.
            26. Faybishenko, B., J.C.S. Long, J.B. Sisson, C. Doughty, R. Salve, K. Williams, P. Zawislanski, and J. Jacobsen, Field ponded infiltration test in fractured basalt at Box Canyon analog site in Idaho: Summary of preliminary results, AGU Fall Meeting, San Francisco, December, 1996.
            27. Doughty, C., Hydrogeologic characterization using the iterated function system (IFS) inverse method, Joint USAF/Army Contractor/Grantee Meeting, Panama City, Florida, January 14-17, 1997.
            28. Wood, T.R., T.M. Stoops, B. Faybishenko, C. Doughty, and J.S. Jacobsen, A conceptual model of tracer transport in fractured basalt: Large scale infiltration test revisited, GSA Fall Meeting, Salt Lake City, Utah, October, 1997.
            29. Faybishenko, B., C. Doughty, J.C.S. Long, and T.R. Wood, Conceptual model of geometry and physics of liquid flow in unsaturated fractured basalt at Box Canyon site, AGU Fall Meeting, San Francisco, December, 1997.
            30. Doughty, C., Numerical modeling of hot air injection and ponded infiltration tests in unsaturated fractured basalt at the Box Canyon site, AGU Fall Meeting, San Francisco, December, 1997.
            31. Oldenburg, C.M. and C. Doughty, Data fusion and inverse modeling for SELECT, Air Force Office of Scientific Research Annual Review, Snowbird, Utah, May, 1998.
            32. Doughty, C., Numerical modeling of field tests in unsaturated fractured basalt at the Box Canyon site, TOUGH Workshop ’98, Berkeley, CA, May, 1998, Rep. LBNL-41920, Lawrence Berkeley National Lab., Berkeley, CA, 1998.
            33. Sahoo, D., T.M. Johnson, and C. Doughty, Utilizing natural Sr isotope ratios to determine preferential flow paths in subsurface aquifers on a regional scale, AGU Spring Meeting, Boston, May, 1998.
            34. Johnson T.M., D. Sahoo, T.L. McLing, C. Doughty, D.J. DePaolo, and R.W. Smith, EM/ER project:  Investigation of groundwater flow paths through combined inversion of strontium isotope ratios and hydraulic head data, U.S. Dept. of Energy Environmental Management Science Program Workshop, Chicago, IL, July, 1998.
            35. Faybishenko, B., P.A. Witherspoon, C. Doughty, T.R. Wood, R.K. Podgorney, and J.T. Geller, Multi-scale conceptual approach to describe flow in a fractured vadose zone, AGU Fall Meeting, San Francisco, December, 1998.
            36. Li, J.H. and C. Doughty, Forward and backward particle tracking on earth-ocean-atmosphere joint simulation, AGU Fall Meeting, San Francisco, December, 1999.
            37. Hovorka, S.D., C. Doughty, P.R. Knox, C.T. Green, K. Pruess, and S.M. Benson, Evaluation of brine-bearing sands of the Frio Formation, upper Texas Gulf Coast for geological sequestration of CO2, First National Conference on Carbon Sequestration, National Energy Technology Lab., Washington DC, May 14-17, 2001.
            38. Doughty, C., K. Pruess, S.M. Benson, S.D. Hovorka, P.R. Knox, and C.T. Green, Capacity investigation of brine-bearing sands of the Frio Formation for geologic sequestration of CO2, First National Conference on Carbon Sequestration, National Energy Technology Lab., Washington DC, May 14-17, 2001, Lawrence Berkeley National Lab Report LBNL-48176, 2001.
            39. Doughty, C. and K. Karasaki, Modeling flow and transport in saturated fractured rock to evaluate site characterization needs, 2002 IAHR International Groundwater Symposium, Berkeley, CA, March 25-28, 2002.
            40. Salve, R., C. Doughty, and J.S.Y. Wang, Measuring and modeling flow in welded tuffs, 2002 IAHR International Groundwater Symposium, Berkeley, CA, March 25-28, 2002.
            41. Myer, L.R., S.M. Benson, C. Byrer, D. Cole, C. Doughty, W. Gunter, G.M. Hoversten, S. Hovorka, J.W. Johnson, K. Knauss, A. Kovscek, D. Law, M.J. Lippmann, E.L. Majer, B. van der Meer, G. Moline, R.L. Newmark, C.M. Oldenburg, F.M. Orr, Jr., K. Pruess, C.-F. Tsang, The GEO-SEQ project; A status report, GHGT-6 Conference, Kyoto, Japan, September 30 – October 4, 2002.
            42. Doughty, C., S.M. Benson, and K. Pruess, Capacity investigation of brine-bearing sands for geologic sequestration of CO2, GHGT-6 Conference, Kyoto, Japan, September 30 – October 4, 2002.
            43. Doughty, C. and K. Karasaki, Using borehole temperature profiles to constrain regional groundwater flow, AGU Fall Meeting, San Francisco, December, 2002.
            44. Doughty, C. and K. Karasaki, Constraining hydrologic models using thermal analysis, Rock Mechanics Symposium, Japan Society of Civil Engineers, Tokyo, Jan. 23-24, 2003.
            45. Knox, P.R., C. Doughty, and S.D. Hovorka, Impacts of buoyancy and pressure gradient on field-scale geological sequestration of CO2 in saline aquifers, AAPG Annual Meeting, Salt Lake City, May 11-14, 2003.
            46. Doughty, C., K. Pruess, and S.M. Benson, Development of a well-testing program for a CO2 sequestration pilot in a brine formation, Second National Conference on Carbon Sequestration, National Energy Technology Lab., Alexandria, Virginia, May 5-8, 2003.
            47. Myer, L.R.,  S.M. Benson, C. Doughty, S.D. Hovorka, G.M. Hoversten, E.L. Majer, K. Pruess, K. Knauss, T. Phelps, D. Cole, P. Knox, W. Gunter, R. Newmark, D. Vasco, W. Foxall, Monitoring and verification at the Frio pilot test, Second National Conference on Carbon Sequestration, National Energy Technology Lab., Alexandria, Virginia, May 5-8, 2003.
            48. Doughty, C. and K. Pruess, Modeling supercritical CO2 injection in heterogeneous porous media, TOUGH Symposium 2003, Lawrence Berkeley National Lab., Berkeley, CA, May 12-14, 2003.
            49. Doughty, C. and C.-F. Tsang, Hydrologic characterization of fractured rock using flowing fluid electric conductivity logs, Second International Symposium on Dynamics of Fluids in Fractured Rock, Lawrence Berkeley National Lab., Berkeley, CA, February 10-12, 2004.
            50. Doughty, C. and K. Karasaki,  Constraining a fractured-rock groundwater flow model with pressure-transient data from an inadvertent well test, Second International Symposium on Dynamics of Fluids in Fractured Rock, Lawrence Berkeley National Lab., Berkeley, CA, February 10-12, 2004.
            51. Takeuchi, S., M. Shimo, C. Doughty, and C.-F. Tsang, Identification of the water-conducting features and evaluation of hydraulic parameters using fluid electric conductivity logging, Second International Symposium on Dynamics of Fluids in Fractured Rock, Lawrence Berkeley National Lab., Berkeley, CA, February 10-12, 2004.
            52. Holtz, M.H., C. Doughty, J. Yeh, and S.D. Hovorka, Modeling of CO2 saline aquifer sequestration and the effects of residual phase saturation, AAPG Annual Meeting, Dallas, April 18-21, 2004.
            53. Doughty, C., K. Pruess, S.M. Benson, B.M. Freifeld, and W.D. Gunter, Hydrological and geochemical monitoring for a CO2 sequestration pilot in a brine formation, Third National Conference on Carbon Sequestration, National Energy Technology Lab., Alexandria, Virginia, May 3-6, 2004.
            54. Myer, L.R., S.M. Benson, D. Cole, T. Daley, C. Doughty, A. Dutton, B. Freifeld, W. Gunter, M. Holtz, S. Hovorka, M. Hoversten, B.M. Kennedy, Y. Kharaka, K. Knauss, P. Knox, E. Majer, T. Phelp, K. Pruess, J. Robinson, Subsurface monitoring and verification at the Frio pilot test, Seventh International Conference on Greenhouse Gas Control Technologies (GHGT-7), IEA Greenhouse Gas R&D Programme, Vancouver, Canada, September 5-9, 2004.
            55. Hovorka, S.D., C. Doughty, and M.H. Holtz, Testing efficiency of storage in the subsurface: Frio brine pilot experiment, Seventh International Conference on Greenhouse Gas Control Technologies (GHGT-7), IEA Greenhouse Gas R&D Programme, Vancouver, Canada, September 5-9, 2004.
            56. Freifeld, B.M., C. Doughty, R.C. Trautz, S.D. Hovorka, L.R. Myer, and S.M. Benson, The Frio brine pilot CO2 sequestration test – comparison of field data and predicted results, Chapman Conference, The science and technology of carbon sequestration: methods and prospects for verification and assessment of sinks for anthropogenic carbon dioxide, San Diego, CA, January 16-20, 2005.
            57. Doughty, C. and L.R. Myer, Bounding calculations on leakage of CO2 in geologic storage, Chapman Conference, The science and technology of carbon sequestration: methods and prospects for verification and assessment of sinks for anthropogenic carbon dioxide, San Diego, CA, January 16-20, 2005.
            58. Trautz, R., B. Freifeld, and C. Doughty, Comparison of single and multiphase tracer test results from the Frio CO2 pilot study, Dayton Texas, Fourth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Alexandria, Virginia, May 2-5, 2005.
            59. Doughty, C., K. Pruess, and S.M. Benson, Flow modeling for the Frio brine pilot, Fourth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Alexandria, Virginia, May 2-5, 2005.
            60. Hovorka, S.D., C. Doughty, S. Sakurai, and M.H. Holtz, Frio brine pilot: Field validation of numerical simulation of CO2 storage, invited presentation at AAPG Annual Meeting, Calgary, June 19-22, 2005.
            61. Doughty, C., Flow modeling for CO2 sequestration:  The Frio brine pilot, AGU Fall Meeting, San Francisco, December, 2005.
            62. Doughty, C., Site characterization for CO2 geologic storage and vice versa – The Frio brine pilot as a case study, International Symposium on Site Characterization for CO2 Geological Storage, Lawrence Berkeley National Lab., Berkeley, CA, March 20-22, 2006.
            63. Benson, S.M. and C. Doughty, Estimation of field-scale relative permeability using pressure-transient data, International Symposium on Site Characterization for CO2 Geological Storage, Lawrence Berkeley National Lab., Berkeley, CA, March 20-22, 2006. 
            64. Doughty, C. and S.M. Benson, Strategies for optimization of pore volume utilization for CO2 storage projects in saline formations, Fifth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Alexandria, Virginia, May 8-11, 2006.
            65. Doughty, C., Modeling geologic storage of carbon dioxide: comparison of non-hysteretic and hysteretic characteristic curves, TOUGH Symposium 2006, Lawrence Berkeley National Lab., Berkeley, CA., May 15-17, 2006.
            66. Freifeld, B., C. Doughty, J. Walker, L. Kryder, K. Gilmore, S. Finsterle, and J. Sampson, Evidence of rapid localized groundwater transport in volcanic tuffs beneath Yucca Mountain, Nevada, AGU Fall Meeting, San Francisco, December 11-15, 2006.
            67. Pruess, K., C. Doughty, K. Zhang, The Role of dissolution-induced aqueous phase convection in the long-term fate of CO2 stored in saline formations, Invited paper AGU Fall Meeting, San Francisco, December 11-15, 2006.
            68. Zhang, K., C. Doughty, Y.-S. Wu, K. Pruess, Efficient parallel simulation of CO2 geologic sequestration in saline aquifers, SPE 106026, 2007 SPE Reservoir Simulation Symposium, Houston, TX, February 26-28, 2007.
            69. Freifeld, B. C. Doughty, J. Walker, L. Kryder, K. Gilmore, S. Finsterle, and J. Sampson, Characterization of rapid, localized groundwater transport in the Crater Flat tuffs, Yucca Mountain, Nevada, Devil’s Hole Workshop, Death Valley, CA, May 2-3, 2007.
            70. Hovorka, S.D., B.M. Freifeld, T.M. Daley, J. Kane, Y.K. Kharaka, S.M. Benson, T.J. Phelps, G. Pope, C. Doughty, Testing interactions of buoyancy, multiphase flow, and geochemical reactions: preliminary results for the Frio II test, Sixth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 7-10, 2007.
            71. Benson, S., L. Miljkovic, L. Tomutsa, C. Doughty, Relative permeability and capillary pressure controls on CO2 migration and brine displacement—Elucidating fundamental mechanisms by laboratory experiments and simulation, Sixth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 7-10, 2007.
            72. Doughty, C. and C. Oldenburg, Westcarb Phase 3 Modeling, presented at Westcarb Annual Meeting, Seattle, November 26-28, 2007.
            73. Oldenburg, C., C. Doughty, M. Reagan, Y. Zhang, Westcarb Modeling Overview, Inter-Partnership Modeling Group Meeting, Salt Lake City, November 9, 2007.
            74. Ajo-Franklin, J., C. Doughty, and T.M. Daley, Integration of continuous active-source seismic monitoring and flow modeling for CO2 sequestration:  The Frio II brine pilot, AGU Fall Meeting, San Francisco, December 10-14, 2007.
            75. Ajo-Franklin, J., C. Doughty, and T.M. Daley, Combining analysis of continuous active source seismic monitoring and multiphase flow modeling for CO2 sequestration:  The Frio II Brine Pilot, Seventh National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 5-8, 2008.
            76. Oldenburg, C.M. and C. Doughty, Overview of reservoir simulation and risk assessment for WESTCARB’s Kimberlina Phase III pilot, Westcarb Annual Business Meeting, Anchorage, October 1-2, 2008.
            77. Daley, T.M., J. Ajo-Franklin, and C. Doughty, Integration of crosswell CASSM (Continuous active source seismic monitoring) and flow modeling for imaging of a CO2 plume in a brine aquifer, SEG Annual Meeting, Las Vegas, November, 2008.
            78. Doughty, C., L.R. Myer, and C.M. Oldenburg, Predictions of long-term behavior of a large-volume pilot test for CO2 geological storage in a saline formation in the Central Valley, California, GHGT-9 Conference, Washington D.C., November 16-20, 2008.
            79. Jordan, P. and C. Doughty, Sensitivity of CO2 migration estimation on reservoir temperature and pressure uncertainty, GHGT-9 Conference, Washington D.C., November 16-20, 2008.
            80. Myer, L., T. Surles, C. Oldenburg, C. Doughty, and J. Wagoner, WESTCARB Large Volume CCS Test, GHGT-9 Conference, Washington D.C., November 16-20, 2008.
            81. Jordan, P. and C. Doughty, Considerations for scale-up between the Kimberlina Phase III Pilot and full deployment, Eighth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 4-7, 2009.
            82. Doughty, C., L.R. Myer, and C.M. Oldenburg, Predictions of long-term behavior of a large-volume pilot test for CO2 geological storage in a saline formation in the Central Valley, California, Eighth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 4-7, 2009.
            83. Yamamoto, H. and C. Doughty, Investigation of gridding effects for numerical simulation of CO2 geologic sequestrations, TOUGH Symposium 2009 (Rep. LBNL-2790E), Lawrence Berkeley National Lab., Berkeley CA, September 14-16, 2009.
            84. Espinet, A., C.A. Shoemaker, and C. Doughty, CO2 plume estimation with automatic calibration of TOUGH model for carbon sequestration in geological formations, AGU Fall Meeting, San Francisco, December 14-18, 2009.
            85. Pruess, K. and C. Doughty,  Thermal single-well injection-withdrawal tracer tests for determining fracture-matrix heat transfer area, LBNL-4211E, 35th Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, CA, February 1-3, 2010.
            86. Oldenburg, C.M. and C. Doughty, CO2 flow and mixing in formations with residual gas: effects of composition and relative permeability, Ninth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 10-13, 2010.
            87. Daley, T.M., JB Ajo-Franklin, C. Doughty, S. Hovorka, Seismic Monitoring at SECARB’s Phase-III Cranfield Site, Ninth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 10-13, 2010.
            88. Xu, T., Y.K. Kharaka, C. Doughty, B.M. Freifeld, and T.M. Daley, Modeling of geochemical changes induced by CO2 injection at the Frio-I Brine Pilot, Ninth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 10-13, 2010.
            89. Espinet, A., C. Shoemaker., and C. Doughty, Calibration and plume estimation for carbon sequestration in geological formations using TOUGH models and optimization, ASCE Environmental and Water Resources Congress 2010, Providence, Rhode Island, May 16-20, 2010.
            90. Hovorka, S.D., T.A. Meckel, R.H. Trevino J. Lu J.-P. Nicot,  J.-W. Choi1, D. Freeman, P. Cook, T.M. Daley, J.B. Ajo-Franklin, B.M. Friefeild, C. Doughty, C.R.Carrigan, D. La Brecque, Y.K. Kharaka, J.J. Thordsen, T.J. Phelps, C. Yang, K.D. Romanak, T. Zhang, R.M. Holt, J.S. Lindler, R. Butsch, Monitoring a large volume CO2 injection: Year two results from SECARB project at Denbury’s Cranfield, Mississippi, USA, GHGT-10 Conference, Amsterdam, September 19-23, 2010.
            91. Cotte, F.P., C. Doughty, and J. Birkholzer, Modeling single well injection-withdrawal (SWIW) tests for characterization of complex fracture-matrix systems, AGU Fall Meeting, San Francisco, December 13-17, 2010.
            92. Oldenburg, C.M., C.A. Peters, P.F. Dobson, and C. Doughty, Upward flow of supercritical CO2 with transition to gaseous conditions: Simulations for design of large-scale CO2 flow experiments at LUCI, AGU Fall Meeting, San Francisco, December 13-17, 2010.
            93. Espinet, A.J., C.A. Shoemaker, and C. Doughty, Estimating CO2 plume trapping in geological carbon sequestration: Lessons learned from calibration of TOUGH2 models, AGU Fall Meeting, San Francisco, December 13-17, 2010.
            94. Cotte, F., C. Doughty, J. Houseworth, and J. Birkholzer, Modeling single well injection-withdrawal (SWIW) tests for characterization of complex fracture-matrix systems, International High-Level Radioactive Waste Management Conference, Albuquerque, New Mexico, April 10-14, 2011.
            95. T.M. Daley, J.B. Ajo-Franklin, C. Doughty, and S. Hovorka, Borehole seismic monitoring at SECARB’s phase-III Cranfield site – Initial time-lapse results, Tenth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 2-5, 2011.
            96. B. Freifeld, C. Doughty, P. Cook, K. Romanak, J. Lu, and C. Yang, Flow and sampling at SECARB’s phase-III Cranfield site – Initial results, Tenth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 2-5, 2011.
            97. Oldenburg, C.M., C. Doughty, P.F. Dobson, C.A. Peters, Y.B. Altundas, N. Chugunov, E. Stabinski, T.S. Ramakrishnan, and S. Verma, Simulations for design of very large-scale laboratory experiments of upward CO2 flow with geophysical imaging, Tenth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 2-5, 2011.
            98. Shoemaker, C.A., A.J. Espinet, and C. Doughty, Optimization for estimating subsurface plumes from carbon sequestration, 2011 World Environmental and Water Resources Congress, Palm Springs, CA, May 22- 26, 2011.
            99. Ndiweni, C. K. Karasaki, C. Doughty, J.F. Botha, H Saegusa, The impact of the Tsukiyoshi fault on the hydrogeological conditions in the Tono Area, Japan: A numerical modeling approach, AGU Fall Meeting, San Francisco, December 5-9, 2011.
            100. Oldenburg, C.M., C. Doughty, C.A. Peters, and P.F. Dobson, The Impact of Boundary Conditions on Long-Column Flow Experiments Related to Geologic CO2 Storage, AGU Fall Meeting, San Francisco, December 5-9, 2011.
            101. Espinet, A.J., C.A. Shoemaker, C. Doughty, CO2 plume and parameter estimation and uncertainty quantification via monitoring data for geological carbon sequestration, AGU Fall Meeting, San Francisco, December 5-9, 2011.
            102. Kowalsky, M.B., M. Commer, J. Ajo-Franklin, C. Doughty, T. Daley, S. Finsterle, Feasibility of coupled hydrogeophysical inversion for characterization and monitoring of subsurface CO2 injection, AGU Fall Meeting, San Francisco, December 5-9, 2011.
            103. Doughty, C., S. Mukhopadhyay, J. Birkholzer, TOUGH2 Modeling for Sim-SEQ, Eleventh National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, April 30-May 4, 2012.
            104. Doetsch, J., M.B. Kowalsky, C. Doughty, S. Finsterle, J.B. Ajo-Franklin, X. Yang, C.R. Carrigan, and T.M. Daley, Fully coupled hydrogeophysical inversion of CO2 migration data in a deep saline aquifer, SEG-AGU Hydrogeophysics Workshop, Boise, Idaho, July 8-11, 2012.
            105. Doetsch, J., M.B. Kowalsky, S. Finsterle, C. Doughty, J.B. Ajo-Franklin, and T.M. Daley, Geophysical data improve stability and convergence of hydrological property estimation: a synthetic CO2 injection study, TOUGH Symposium 2012, Lawrence Berkeley National Lab., Berkeley CA, September 17-19, 2012.
            106. Doughty, C. and B.M. Freifeld, Modeling CO2 Injection at Cranfield, Mississippi: Investigation of methane and temperature effects, TOUGH Symposium 2012, Lawrence Berkeley National Lab., Berkeley CA, September 17-19, 2012.
            107. Oldenburg, C.M., C. Doughty, C.A. Peters, P.F. Dobson, Simulations of upward leakage of CO2 in long-column flow experiments: effect of lateral boundary condition, TOUGH Symposium 2012, Lawrence Berkeley National Lab., Berkeley CA, September 17-19, 2012.
            108. Karasaki, K. and C. Doughty, Development of geohydrologic model of the Wildcat Fault Zone, TOUGH Symposium 2012, Lawrence Berkeley National Lab., Berkeley CA, September 17-19, 2012.
            109. Mukhopadhyay, S., C. Doughty, D. Bacon, G. Bacci, R. Govindan, J.Q. Shi, S. Gasda, R. Ramanathan, J.-P. Nicot, S. Hosseini, and J.T. Birkholzer, Preliminary model comparison results from the Sim-SEQ project using TOUGH2, STOMP, ECLIPSE, and VESA Approach, TOUGH Symposium 2012, Lawrence Berkeley National Lab., Berkeley CA, September 17-19, 2012.
            110. Tran Ngoc, T.D., R. Lefebvre, M. Malo, and C. Doughty, Feasibility of CO2 injection in the deep saline aquifers of the Bécancour region, Québec, Canada, TOUGH Symposium 2012, Lawrence Berkeley National Lab., Berkeley CA, September 17-19, 2012
            111. Freifeld, B., S. Zakim, L. Pan, B. Cutright, M. Sheu, C. Doughty, and T. Held, Geothermal energy production coupled with CCS: A field demonstration at the SECARB Cranfield Site, Cranfield, Mississippi, USA, GHGT-11 Conference, Kyoto, Japan, November 18-22, 2012.
            112. Mukhopadhyay, S., J.-P. Nicot, S. Hosseini, D. Bacon, C. Doughty, S. Gasda, L. Gosink, G. Lin, R. Ramanathan, J.T. Birkholzer, A. Bonneville, Model Comparison and Uncertainty Quantification for Geologic Carbon Storage: The Sim-SEQ Initiative; GHGT-11 Conference, Kyoto, Japan, November 18-22, 2012.
            113. Oldenburg, C.M., C. Doughty, C.A. Peters, and P.F. Dobson, Simulations of Upward Leakage of CO2 in Long-Column Flow Experiments: The Impact of Boundary Conditions and Three-Phase Relative Permeability, GHGT-11 Conference, Kyoto, Japan, November 18-22, 2012.
            114. Doetsch, J., M.B. Kowalsky, C. Doughty, S. Finsterle, J.B. Ajo-Franklin, X. Y, C.R. Carrigan, and T.M. Daley, Structural and fully coupled joint inversion for CO2 migration monitoring, AGU Fall Meeting, San Francisco, December 3-7, 2012.
            115. Shoemaker, C.A., AJ. Espinet, and C. Doughty, Efficient surrogate surface global optimization for estimating carbon sequestration plumes with sparse observations, SIAM Conference on Computational Science and Engineering, Boston, Mass, February 25-March 1, 2013.
            116. Tran Ngoc, T.D., R. Lefebvre, M. Malo, and C. Doughty, Estimating CO2 storage capacity in saline aquifers: Revisited concept and application to the Bécancour area (Québec, Canada), European Geosciences Union General Assembly, Vienna, Austria, April 7-12, 2013.
            117. Tran Ngoc T.D., R. Lefebvre., M. Malo, and C. Doughty, Modélisation numérique de la séquestration du CO2 dans les aquifères salins profonds de la région de Bécancour, Québec : injectivité et capacité de stockage, 81e Congrès de l'Acfas: Colloque 217 - La séquestration du carbone : solutions pour réduire et compenser nos émissions de CO2 dans l’atmosphère, Québec, Canada, May 6-10, 2013.
            118. Doughty, C., S. Mukhopadhyay, and J.T. Birkholzer, TOUGH2 Modeling for Sim-SEQ: comparison with field results, Twelfth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 13-16, 2013.
            119. Mukhopadhyay, S., S. Gasda, D. Bacon, J.-P. Nicot, P. Audigane, J. Birkholzer, C. Chiaberge, C. Doughty, L. Gosink, R. Govindan, S.A. Hosseini Z. Hou, J. Li, S. J.-Q. Shi, A. Seyed, L. Wei, H. Yamamoto, Y. Zhang, A comparative study of the flow models for the S-3 site in Sim-SEQ project,, Twelfth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 13-16, 2013.
            120. Hou, Z., L. Gosink, D. Bacon, and C. Doughty, Intra-and Inter-model comparisons and model calibration for the S-3 site – ideas, methodology, and applicability, Twelfth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 13-16, 2013.
            121. Oldenburg, C., C. Doughty, N. Spycher, Methane exsolution due to CO2 dissolution in brine: numerical simulation studies, Twelfth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 13-16, 2013.
            122. Beyer, J.H., J. Ajo-Franklin, E. Burton, M. Conrad, C. Doughty, K. Knauss, T. Kneafsey, S. Nakagawa, and N. Spycher, ecologic characterization based on deep core and fluid samples from the Sacramento Basin of California – an update, Twelfth National Conference on Carbon Capture and Sequestration, National Energy Technology Lab., Pittsburgh, PA, May 13-16, 2013.
            123. Oldenburg, C.M., C. Doughty, and N. Spycher, Methane exsolution due to carbon dioxide injection in deep saline reservoirs: Implications for geologic carbon sequestration, AGU Fall Meeting, San Francisco, December 9-13, 2013.
            124. Salve, R. C. Doughty, M. Kelly and T. Tokunaga, Water availability assessment framework for solar energy production in deserts, 13th IWA Specialized Conference on Watershed and River Basin Management, San Francisco, September 9th-12th, 2014.

              Technical Reports

                  1. Doughty, C., D.G. McEdwards and C.-F. Tsang, Multiple well variable rate well test analysis of data from the Auburn University thermal energy storage program, Rep. LBL-10194, Lawrence Berkeley Lab., Berkeley, CA, 1979.
                  2. Doughty, C., G. Hellstrom, C.-F. Tsang, and J. Claesson, Steady flow model user’s guide, Rep. PUB-3044, Lawrence Berkeley Lab., Berkeley, CA, 1984.
                  3. Doughty, C., C.-F. Tsang and I. Javandel, Development of RESSQ: a semianalytical model for two-dimensional contaminant transport in groundwater, in Earth Sciences Division Annual Report 1984, Rep. LBL-18496, Lawrence Berkeley Lab., Berkeley, CA, 1985.
                  4. Doughty, C. and K. Pruess, Heat pipe effects in nuclear waste isolation: a review, Rep. LBL-20738, Lawrence Berkeley Lab., Berkeley, CA, 1985.
                  5. Doughty, C. and G.S. Bodvarsson, Some design considerations for the proposed Dixie Valley tracer test, Rep. LBL-25971, Lawrence Berkeley Lab., Berkeley, CA, 1988.
                  6. Amistoso, A.E., B.G. Aquino, Z.P. Aunzo, O.T. Jordan, F.X.M. Sta. Ana, G.S. Bodvarsson and C. Doughty, Reservoir analysis and numerical modelling of the Palinpinon Geothermal Field, Negros Oriental, Philippines, UN-DTCD Project PHI/86/006, PNOC-EDC Geothermal Division, Manila, Philippines, 1990.
                  7. Doughty, C., Users guide for SIMSOL, Rep. LBL-28384, Lawrence Berkeley Lab., Berkeley, CA, 1991.
                  8. Doughty, C., A. Nir and C.-F. Tsang, Seasonal thermal energy storage in unsaturated soils:  model development and field validation, Rep.  LBL-29166 Rev., Lawrence Berkeley Lab., Berkeley, CA, 1993.
                  9. Doughty, C. and A. Thompson, LBL/Industry heterogeneous reservoir performance definition project:  review and assessment of Gypsy Pilot-site hydrologic data, Rep. LBID-1987, Lawrence Berkeley Lab., Berkeley, CA, 1993.
                  10. Doughty, C., S. Finsterle, C.H. Lai, and J.C.S. Long, Theoretical degassing studies, in Hard Rock Laboratory Project Annual Report, 1993, Lawrence Berkeley Lab., Berkeley, CA, 1993.
                  11. Adams, M.C., J.N. Moore, W.R. Benoit, C. Doughty, and G.S. Bodvarsson, Chemical tracer test at the Dixie Valley geothermal field, Nevada, Rep. DOE/EE/12929-H1, Geothermal Reservoir Technology Research Program, U.S. Dept. of Energy, Washington, DC, 1993.
                  12. Geller, J.T., C. Doughty, J.C.S. Long, and R.J. Glass, Disturbed zone effects:  Two-phase flow in regionally water-saturated fractured rock:  FY94 Annual Report, Rep. LBL-36848,  Lawrence Berkeley Lab., Berkeley, CA, 1995.
                  13. Long, J.C.S., C. Doughty, B. Faybishenko, et al., Analog site for fractured rock characterization, Annual Report FY 1995, Rep. LBL-38095, Lawrence Berkeley Lab., Berkeley, CA, 1995.
                  14. Doughty, C. and G.S. Bodvarsson, Investigation of conceptual and numerical approaches for evaluating gas, moisture, heat and chemical transport, in Development and calibration of the 3D site-scale unsaturated zone model of Yucca Mountain, Bodvarsson and Bandurraga, Eds., Rep. LBNL-39315, Lawrence Berkeley Lab., Berkeley, CA, 1996.
                  15. Doughty, C. and G.S. Bodvarsson, Investigation of conceptual and numerical approaches for evaluating moisture flow and chemical transport, in The site-scale unsaturated zone model of Yucca Mountain, Nevada, for the viability assessment, Bodvarsson, Bandurraga, and Wu, Eds., Rep. LBNL-40376, Lawrence Berkeley Lab., Berkeley, CA, 1997.
                  16. Sonnenthal, E.L., J.T. Birkholzer, C. Doughty, T. Xu, J. Hinds, and G.S. Bodvarsson, Post-emplacement site-scale thermohydrology with consideration of drift-scale processes, YMP Level 4 Milestone SPLE2M4, Lawrence Berkeley Lab., Berkeley, CA, 1997.
                  17. Najita, J.S. and C. Doughty, Using TRINET for simulating flow and transport in porous media, Rep. LBNL-42158, Lawrence Berkeley National Lab., Berkeley, CA, 1998.
                  18. Faybishenko, B., C. Doughty, J.T. Geller, S. Borglin, B. Cox, J.E. Peterson Jr., M. Steiger, K. Williams, T.R. Wood, R.K. Podgorney, T.M. Stoops, S.W. Wheatcraft, M. Dragila, and J.C.S. Long, A chaotic dynamical conceptual model to describe fluid flow and contaminant transport in a fractured vadose zone – Annual Report 1997, Rep. LBNL-41223, Lawrence Berkeley National Lab., Berkeley, CA, 1998.
                  19. Faybishenko, B., R. Salve, P. Zawislanski, C. Doughty, K.H. Lee, P. Cook, B. Freifeld, J.S. Jacobsen, B. Sisson, J. Hubbell, and K. Dooley, Ponded infiltration test at the Box Canyon site:  Data report and preliminary analysis, Rep. LBNL-40183, Lawrence Berkeley National Lab., Berkeley, CA, 1998.
                  20. Benito, P.H., P. Cook, B. Faybishenko, B. Freifeld, and C. Doughty, Analog site for fractured rock characterization:  Box Canyon pneumatic connectivity study, preliminary data analysis, Rep. LBNL-42359, Lawrence Berkeley National Lab., Berkeley, CA, 1998.
                  21. Salve, R., C. Doughty, J.P. Fairley, P.J. Cook, and J.S.Y. Wang, Fracture/matrix test in alcove 6, in Progress report on fracture flow, drift seepage and matrix imbibition tests in the exploratory studies facilities, J.S.Y. Wang et al., YMP Milestone SP33PBM4, Lawrence Berkeley National Lab., Berkeley, CA, 1998.
                  22. Doughty, C., J.S. Najita, T.M. Johnson, and D. Sahoo, Hydrogeologic characterization using the iterated function system (IFS) inverse method, in Earth Sciences Division Annual Report 1997, Rep. LBNL-42452, Lawrence Berkeley National Lab., Berkeley, CA, 1998.
                  23. Geller, J.T., P. K. Seifert, K. T. Nihei, L. R. Myer, C. Doughty, S. Finsterle, J. Najita, C. M. Oldenburg, A. L. James, E. McKone and K. L. Revzan, Characterization and remediation strategies for unconsolidated aquifers, final report to the Air Force Office of Sponsored Research, Lawrence Berkeley National Lab., Berkeley, CA, October, 1998.
                  24. Doughty, C., Mathematical modeling of a ponded infiltration test in unsaturated fractured basalt at Box Canyon, Idaho, Rep. LBNL-40630, Lawrence Berkeley National Lab., Berkeley, CA, 1999.
                  25. Doughty, C., C.M. Oldenburg, and A.L. James, Site S-7 VOC transport modeling for the vadose zone monitoring system (VZMS), McClellan AFB, 1999 semi-annual report, Rep. LBNL-43526, Lawrence Berkeley National Lab., Berkeley, CA, 1999.
                  26. Doughty, C. and K. Karasaki, Using an effective continuum model for flow and transport in fractured rock:  The H-12 flow comparison, Rep. LBNL-44966, Lawrence Berkeley National Laboratory, Berkeley, CA, 1999.
                  27. Zawislanski, P.T., C.M. Oldenburg, C. Doughty, and B.M. Freifeld, Site S-7 Vadose zone monitoring system: final report for McClellan AFB, Rep. LBNL-44325, Lawrence Berkeley National Lab., Berkeley, CA, 1999.
                  28. Doughty, C. and C.-F. Tsang, BORE II -  A code to compute dynamic wellbore electrical conductivity logs with multiple inflow/outflow points including the effects of horizontal flow across the well, Rep. LBNL-46833, Lawrence Berkeley National Lab., Berkeley, CA, 2000.
                  29. Doughty, C. and K. Karasaki, Evaluation of uncertainties due to hydrogeological modeling and groundwater flow analysis (2): LBNL effective continuum model using TOUGH2, Rep. LBNL-48151, Lawrence Berkeley National Lab., Berkeley, CA, 2001.
                  30. Doughty, C. and C.-F. Tsang, Inflow and outflow signatures in flowing wellbore electrical-conductivity logs, Rep. LBNL-51468, Lawrence Berkeley National Lab., Berkeley, CA, 2002.
                  31. Doughty, C. and K. Karasaki, Evaluation of uncertainties due to hydrogeological modeling and groundwater flow analysis: Steady flow, transient flow, and thermal studies, Rep. LBNL-51894, Lawrence Berkeley National Lab., Berkeley, CA, 2002.
                  32. Doughty, C. and M. Uchida, PA calculations for Feature A with third-dimension structure based on tracer test calibration, Rep. IPR-04-33, Swedish Nuclear Fuel and Waste Management Co., Stockholm, January, 2003.
                  33. Doughty, C., K. Ito, and K. Karasaki, 3. Evaluation of uncertainties due to hydrogeological modeling and groundwater flow analysis: data-flow analysis, Report to JNC, October, 2003.
                  34. Doughty, C., and C.-F. Tsang, Flowing FEC logging of Horonobe Well HDB-6 using BORE II, Report to JNC, January, 2004.
                  35. Benson, S.M., L.R. Myer, J.G. Blencoe, M.D. Cakici, D. Cole, W. Daily, T. Daley, C. Doughty, S. Fisher, W. Foxall, W. Gunter, M. Holtz, J. Horita, G.M. Hoversten, S. Hovorka, K. Jessen, J.W. Johnson, B.M. Kennedy, K.G. Knauss, A. Kovscek, D. Law, M.J. Lippmann, E.L. Majer, B. van der Meer, G. Moline, R.L. Newmark, C.M. Oldenburg, F.M. Orr, Jr., A.V. Palumbo, J.C. Parker, T.J. Phelps, K. Pruess, A. Ramirez, S. Sakurai, C.-F. Tsang, Y. Wang, J. Zhu, The GEO-SEQ project results, Rep. LBNL/Pub-901, Lawrence Berkeley National Lab., Berkeley, CA, 2004.
                  36. Benson, S.M., L.R. Myer, C.M. Oldenburg, C.A. Doughty, K. Pruess, J. Lewicki, M. Hoversten, E. Gasperikova, T. Daley, E. Majer, M. Lippmann, C.-F. Tsang, K. Knauss, J. Johnson, W. Foxall, A. Ramirez, R. Newmark, D. Cole, T.J. Phelps, J. Parker, A. Palumbo, J. Horita, S. Fisher, G. Moline, L. Orr, T. Kovscek, K. Jessen, Y. Wang, J. Zhu, M. Cakici, S. Hovorka, M. Holtz, S. Sakurai, B. Gunter, D. Law, and B. van der Meer, GEO-SEQ best practices manual. Geologic Carbon Dioxide Sequestration: Site Evaluation to Implementation. Rep. LBNL-56623, Lawrence Berkeley National Lab., Berkeley, CA, 2004.
                  37. Doughty, C., K. Karasaki, and K. Ito, 9x9 model of Tono Area, 2004 Project Report, Report to JNC, June, 2004.
                  38. Doughty, C., K. Karasaki, and K. Ito, Evaluation of uncertainties due to hydrogeological modeling and groundwater flow analysis: 9x9 km dual-porosity model of the Tono site, 2005 Project Report, Report to JNC, August, 2005.
                  39. Doughty, C., K. Karasaki, and K. Ito, Evaluation of uncertainties due to hydrogeological modeling and groundwater flow analysis: Progress Report on Complete 9x9 km Model of the Tono Site, model from a subset of wells, and strategy for characterizing a new site, Report to JAEA, May, 2006. 
                  40. Freifeld, B.M., C. Doughty, and S. Finsterle, Preliminary estimates of specific discharge and transport velocities near Borehole NC-EWDP-24PB, Rep. LBNL-60740, Lawrence Berkeley National Lab., Berkeley, CA,  2006.
                  41. Doughty, C. and K. Karasaki, Evaluation of uncertainties due to hydrogeological modeling and groundwater flow analysis:  Strategy for characterizing a new site, in Karasaki, K., J. Apps, C. Doughty, H. Gwatney, C. Tiemi Onishi, R. Trautz, and C.-F. Tsang, Feature Detection, Characterization and Confirmation Methodology: Final Report, NUMO-LBNL Collaborative Research Project Report, Rep. LBNL-1358E, Lawrence Berkeley National Lab., Berkeley, CA, 2007.
                  42. Tsang, C.-F. and C. Doughty, Some Insights from Simulations of SWIW Tests on a Complex Fracture, Rep. LBNL-63564, Lawrence Berkeley National Lab., Berkeley, CA, 2007 (also available as Rep. SKI-INSITE TRD-07-06, Swedish Nuclear Power Inspectorate, Stockholm, Sweden, 2007).
                  43. Daley, T. M., B.M. Freifeld, J.B. Ajo-Franklin, C. Doughty, S.M. Benson, Frio II Brine Pilot: Report on GEOSEQ Activities, Rep. LBNL-63613, Lawrence Berkeley National Lab., Berkeley, CA, 2007.
                  44. Doughty, C. and K. Karasaki, Preliminary results from 9x9 km TOUGH2 model of shaft excavation, Report to JAEA, November, 2008.
                  45. Tsang, C.-F. and C. Doughty, Insight from simulations of single-well injection-withdrawal tracer tests on simple and complex fractures, Rep. LBNL-2487E, Lawrence Berkeley National Lab., Berkeley, CA, June, 2009.
                  46. Doughty, C. and C.-F. Tsang, Analysis of three sets of SWIW tracer-test data using a two-population complex fracture model for diffusion and sorption, Rep. LBNL-3006E, Lawrence Berkeley National Lab., Berkeley, CA, July, 2009.
                  47. Doughty, C., User’s guide for hysteretic capillary pressure and relative permeability functions in iTOUGH2, Rep. LBNL-2483E, Lawrence Berkeley National Lab., Berkeley CA, August, 2009.
                  48. Moridis, G., C. Doughty, S. Finsterle, and E. Sonnenthal (eds.), Proceedings of the TOUGH Symposium 2009, September 14–16, 2009, Rep. LBNL-2790E, Lawrence Berkeley National Lab., Berkeley CA, 2009.
                  49. Doughty, C. and K. Karasaki, Improvement of the southern portion of the 9 km x9 km TOUGH2 model of the Tono region, Report to JAEA, March, 2010.
                  50. Oldenburg, C., K. Pruess, J. Birkholzer, and C. Doughty, Comments on Economides and Ehlig-Economides’ “Sequestering carbon dioxide in a closed underground volume,” SPE 124430, October 2009, Rep. LBNL-3532E, Lawrence Berkeley National Lab., Berkeley, CA, 2010.
                  51. Cotte, F.P., C. Doughty, and J.T. Birkholzer, Modeling single well injection-withdrawal (SWIW) tests for characterization of complex fracture-matrix systems, Rep. LBNL-4937E, Lawrence Berkeley National Lab., Berkeley, CA, November, 2010.
                  52. Simulation and Risk Assessment Working Group of the Regional Carbon Sequestration Partnership Initiative, Best practices for risk analysis and simulation for geologic storage of CO2, Rep. DOE/NETL-2011/1459, National Energy Technology Lab., Pittsburgh, PA, March 2011.
                  53. Freifeld, B.M., L. Pan, C. Doughty, L. Hutchings, C. Bachmann, S. Zakem, M. Sheu, T. Held, B. Cutright, T. Terral, S.D. Zafar, A. Stater, J. Savy, Geothermal energy production coupled with carbon capture and storage: Heat recovery using an innovative high-efficiency supercritical CO2 turboexpansion cycle, Phase I summary report, Lawrence Berkeley National Laboratory, December 21, 2012.
                  54. Doughty, C., Features of relative permeability curves and their use in models of geologic carbon dioxide storage over multiple length scales, Project milestone report, March 2013.
                  55. Pan, L., N. Spycher, C. Doughty, and K. Pruess, ECO2N V2.0: A TOUGH2 fluid property module for mixtures of water, NaCl, and CO2, Rep. LBNL-6930E, Lawrence Berkeley National Lab., Berkeley, CA, February 2015.

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