Free Statement - District Court of Colorado - Colorado

Case 1:01-cv-02163-BNB-MEH

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James T. McCord, Ph.D., P.E.

Education: Ph.D., Geoscience with a Dissertation in Hydrology, New Mexico Institute of Mining and Technology, 1989. M.S., Hydrology, New Mexico Institute of Mining and Technology, 1986. B.S., Civil Engineering (minor in Geology), Virginia Polytechnic Institute and State University, 1981. Years Experience: With this Firm: 6 With Other Firms: 20 Registration: Professional Engineer, State of New Mexico Lic. #15568 Membership(s): American Geophysical Union New Mexico Geological Society American Water Resources Association National Ground Water Association Hydrologic Models Used: Groundwater Vistas, MODFLOW, MT3D, PATH3D, VS2DT, TOUGH-2, T2VOC Foreign Language Skills: Spanish (conversant)

EXPERIENCE NARRATIVE Dr. McCord has a Ph.D. in Hydrology and 20 years of professional experience in hydrology and water resource investigations, with emphasis on characterization of groundwater and surface water systems, vadose zone hydrology, contaminant hydrology, numerical modeling of hydrologic systems, surface water and groundwater interaction, water rights, river basin planning and management, and stochastic hydrology and geostatistics. He has been involved in numerous water resources and environmental contamination studies in New Mexico, Arizona, Colorado, Nevada, Texas, California, Washington, Idaho, and Missouri. He has served as project manager for complex water resource projects requiring multidisciplinary technical teams (e.g., Sandia National Labs Site Wide Hydrogeologic Characterization Project), with technical activities ranging from field sampling and characterization activities to development and application of numerical flow and transport simulators. Modeling tools he has employed include the MODFLOW and VS2DT codes developed by the USGS, and the TOUGH2 multiphase flow simulator. He also conducted several surface water / groundwater interaction studies. He has significant knowledge and expertise in NEPA analyses related to water resource projects, serving as a joint lead on the Pecos River Hydrology Working Group, and a member of the Pecos River Carlsbad Project EIS Interdisciplinary team and the alternatives working group. In this role, he has been closely involved in development and application of linked surface water and groundwater models used in evaluation of NEPA alternatives. He is a recognized expert in Vadose Zone Hydrology, teaching short courses for the Nuclear Regulatory Commission and the International Atomic Energy Authority on this topic. He has authored numerous consulting reports and technical peer-reviewed papers, and co-authored the textbook, Vadose Zone Processes (CRC Press, 1999). He has served as an Adjunct Professor of Earth Science at New Mexico Tech since 1991, as well as Adjunct Professor of Civil Engineering at Univ. of New Mexico. RECENT PROJECT EXPERIENCE South Metro Denver Planning Study: Project Manager to develop and apply a three-dimensional MODFLOW model of the Denver Basin aquifer system to support conjunctive use water supply planning studies. This project included development of a large database to catalog and access well pumping schedules for historic, current, and future groundwater pumping, as well as estimating local (well and well-field) drawdowns from regional modeling results. Pecos River Studies, New Mexico: Project manager and lead hydrologist for several NM Interstate Stream Commission (ISC) studies related to issues on the lower Pecos River. Tasks undertaken include: Representing ISC on the NEPA team Hydrology Work Group for developing an EIS

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James T. McCord, Ph.D., P.E.
Hydrosphere Resource Consultants

for re-operations of Pecos River projects; analysis of seepage losses from Carlsbad Irrigation District main canal; develop and apply linked surface water ­ groundwater hydrologic model to support adjudication settlement discussions for the lower Pecos River; analyzed approaches to disaggregate unidentified losses from Brantley Reservoir into three primary components: seepage/bank storage, Major Johnson Springs inflow, and ungaged tributary inflows. Assessed alternative modeling approaches to account for Brantley unidentified losses in Pecos River operations modeling. Developed linear groundwater reservoir model to simulate Pecos River losses along Dunlap to Acme critical habitat (Pecos Bluntnose Shiner) reach of river. South Platte River Conjunctive Use Water Rights Expert, Lower South Platte River, Colorado. Representing the City of Boulder, CO as groundwater hydrology expert, evaluated and critiqued numerous water supply augmentation plans submitted by alluvial aquifer water users / irrigators. The evaluations have focused on assessing the quantity and timing of depletions to South Platte River flows caused by groundwater pumping, and involved preparation of expert reports, and depositions and testimony in Colorado Water Court. Rio Grande Alluvial Aquifer Large Diameter Well Pumping Tests, Socorro County, NM: Planned, implemented, and analyzed data from pumping tests performed on large diameter irrigation wells to determine hydraulic properties of the Rio Grande alluvial aquifer. Properties obtained from these tests were used in development of a groundwater model for the Socorro basin by the NM ISC. Surface Water ­ Groundwater Interaction Studies of the San Acacia to San Marcial Reach of Rio Grande, New Mexico: Project Manager for study funded by USBR that focuses on improving understanding surface water groundwater interactions critical to evaluating management alternatives for this reach of the Rio Grande. The river along this reach is under great pressure due to competing environmental, agricultural, municipal, and interstate river compact interests. Yuma Regional Groundwater Model, Arizona: Under contract to the USBR Yuma Area Office, provided senior technical support in the design, calibration, and implementation of a regional groundwater model of the Yuma area. Challenges addressed in this project included identifying a suitable dataset for steady-state calibration, testing suitable boundary conditions, approaches to joint steady-state / transient calibration, dealing with large scale Colorado River and Gila River flood events in model calibration, and identification of stopping criteria in model calibration. Socorro-Sierra Regional Water Planning, New Mexico: Project Manager for water resource supply and demand studies. The regional water planning is funded by the New Mexico Interstate Stream Commission as part of the statewide framework planning currently underway in the state. Water supply studies included evaluation of groundwater and surface water resources in the planning region, and water demand analyses for all NM OSEdefined water use categories. The largest water depletion by far in the Socorro-Sierra region is irrigated agriculture, and Hydrosphere's demand analyses have included developing independent estimates of irrigated agriculture and livestock water demands. Santa Fe Municipal Watershed: Project Manager and lead hydrologist for Soil and Water effects analysis in support of an EIS that is evaluating various management alternatives for the Santa Fe Municipal Watershed. As part of a multidisciplinary team of physical, chemical, and social scientists, Hydrosphere provided quantitative estimates of hydrologic impacts of catastrophic fire and the various treatment alternatives. Hydrologic parameters considered included peak flows in the Santa Fe River, annual watershed water yield, erosion, and reservoir sedimentation. Colfax County Regional Water Plan: Responsible for water resources planning, including defining agricultural water demand analysis, water budget modeling, and alternatives analysis. Environmental Litigation Support Projects: Project manager and technical lead for environmental litigation support projects. In this role, Dr. McCord utilized published reports and data in conjunction with hydrologic analyses to develop expert opinions in legal cases. As part of these projects, he was involved in the review and

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James T. McCord, Ph.D., P.E.
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application of 6 separate site-specific groundwater flow and transport models. He has participated in technical discussions related to litigation settlement in major environmental cases. Landfill Covers and Barriers Project: Modeling and design of standard RCRA and alternative landfill covers and barriers. Employed the TOUGH2 and VS2DT numerical models to assess capillary effects in barriers. Aquifer Storage and Recovery Research Project: Principal Investigator on an Aquifer Storage and Recovery (ASR, also known as artificial recharge) research project for El Paso, Texas, and funded by AWWARF. Project compared technical performance of three major technologies: spreading basins, dry wells, and injection wells. Heapleach Mining Operations Model: Developed and implemented a numerical model for variably saturated flow and transport in heapleach mining operations. The model is useful for evaluating alternative stockpile designs and approaches for improving leaching efficiencies. Site Wide Hydrogeologic Characterization Project: Project Manager for SNL Environmental Restoration (ER) program's Site Wide Hydrogeologic Characterization Project. The Site Wide project was responsible for development and testing of the surface and subsurface hydrologic conceptual models for the 200 mi2 region encompassing SNL's ER sites. Over the project duration, all milestones were met including annual reports, regional groundwater characterization and monitoring wells, definition and characterization representative vadose zone settings across the region and characterization and monitoring of the site-wide surface water system. This project provided important contributions to the entire ER program, and contributed new insights to Albuquerque Basin hydrology. Fractured Rock Tracer Tests: Leading member on a team of scientists from SNL, Lawrence Berkeley National Labs, Oregon State University, and private consultants who were responsible for analysis of single- and multiwell tracer test results. The tracer tests were undertaken to infer flow and transport properties of geologic media along the major release pathway for performance assessment of the DOE's Waste Isolation Pilot Plant (WIPP), the world's first licensed high-level radioactive waste repository. Provided written and oral rationales to EPA and National Academy of Science technical review panels. Developed QA records for the rationales and values for the parameters. Low Level Waste Performance Assessment: Member of a team which developed a performance assessment methodology and models for low-level radioactive waste disposal facilities for the Nuclear Regulatory Commission. Authored reports on pathway analysis, performance assessment modeling approaches, and model validation. Selected by NRC as instructor for training state regulators on LLW performance assessment, and by International Atomic Energy Agency (IAEA) as an instructor for nuclear waste experts from IAEA member countries. EMPLOYMENT HISTORY 1999-present Principal Hydrologist and New Mexico Manager, Hydrosphere Resource Consultants, Inc., Socorro, NM. 1998-present Board Member, Rio Grande Agricultural Land Trust, Lemitar, NM. 1991-Present Adjunct Professor, Earth Science Department, New Mexico Institute of Mining and Technology, Socorro, NM. 1997-1999 1998-1999 Senior Hydrologist and Hydrology Group Manager, Daniel B. Stephens & Associates, Inc., Albuquerque, NM. Board Member, Socorro Soil and Water Conservation District, Socorro, NM.

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James T. McCord, Ph.D., P.E.
Hydrosphere Resource Consultants

1991-1994 1990-1997 1989 1984-1988 1981-1984 1980 1979-1980 1979

Adjunct Professor, Civil Engineering Department, University of New Mexico, Albuquerque, NM. Senior Member of the Technical Staff, Geohydrology Department, Sandia National Laboratories, Albuquerque, NM. Assistant Professor, Geology and Civil and Environmental Engineering Department, Washington State University, Pullman, WA. Research and Teaching Assistant, New Mexico Institute of Mining and Technology, Socorro, NM. Staff Engineer, F.M. Fox and Associates, Albuquerque, NM. Field Hydrologic Assistant, TRW Energy Group, Denver, CO. Engineering Technician, Engineering Science and Mechanics Materials Lab, Virginia Polytechnic Institute, Blacksburg, VA. Engineering Technician, R.H. Hogrefe Engineering, Albuquerque, NM.

REPORTS AND PUBLICATIONS Textbooks Selker, J.S., C.K. Keller, and J.T. McCord, 1999. Vadose Zone Processes, Lewis / CRC Press, Boca Raton, FLA, 339 pp. McCord, J.T., and J.S. Selker, 2003. Transport Phenomena and Vulnerability of the Unsaturated Zone, in Encyclopedia of Life Support Systems, UNESCO, www.eolss.net. Refereed Journal Articles McCord, J.T., M.A. Ankeny, J. Forbes, 2005. Liberal behavior of conservative tracers: the impact of nonideal anion transport on the chloride mass balance approach to recharge estimation, in revision for Water Resources Research. McCord, J. T., Rozaklis, L., Clark, J. A., Brannon, J., Palumbo, M., and Mulhern, P., 2004, Linked Groundwater and Surface Water Operations Models to Evaluate Conjunctive Use Management Scenarios, Denver Basin, CO. Groundwater in the West ­ June 16-18, 2004, 25th Annual Summer Conference, Natural Resources Law Center, University of Colorado School of Law. McCord, J.T., C.A. Gotway, and S.H. Conrad. 1997. Impact of geological heterogeneities on recharge estimation using environmental tracers. Water Resources Research, 33(6):1229-1240. Goodrich, M.T. and J.T. McCord. 1995. Quantification of uncertainty in exposure assessments of hazardous waste sites. Ground Water, 33(5):727-732. Eaton, R.R. and J.T. McCord. 1995. Monte Carlo stochastic analysis of effective conductivities for unsaturated flow. Transport in Porous Media, 18(3). McCord, J.T. 1991. On the application of second-type boundaries in modeling unsaturated flow. Water Resources Research, 27(12):3257-3260. McCord, J.T., J.L. Wilson, and D.B. Stephens. 1991. The importance of hysteresis and state-dependent anisotropy in modeling flow through variably saturated soils. Water Resources Research, 27(7):1501-1518.

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McCord, J.T., D.B. Stephens, and J.L. Wilson. 1991. Toward validating macroscopic state-dependent anisotropy in unsaturated soils: Field experiments and modeling considerations. Journal of Contaminant Hydrology, 7:145-175. McCord, J.T. and D.B. Stephens. 1988. Comment on `Effective and relative permeabilities of anisotropic porous media' by Jacob Bear, Carol Braester, and Pascal Menier. Transport in Porous Media, 3:207-210. McCord, J.T. and D.B. Stephens. 1987. Comment on `Effect of ground-water recharge on configuration of the water table beneath sand dunes and on seepage in lakes in the Sandhills of Nebraska, USA' by Thomas C. Winter. Journal of Hydrology, 95:365-367. McCord, J.T. and D.B. Stephens. 1987. Lateral moisture flow beneath a sandy hillslope without an apparent impeding layer. Hydrological Processes, 1(3):225-238. Conference and Symposia Proceedings Liu, B., J.C. Carron, and J.T. McCord, 2003. Evaluating the Consensus / Adjudication Settlement Plan: Application of the Pecos River Decision Support System, NM Bureau of Geology 2003 Decision Maker Conference: Lower Pecos Water Resources, NMBG/NM Tech, Socorro. Naff, R.L., E.R. Banta, and J.T. McCord, 2003. Obtaining a steady-state initial solution with elliptic and paraboloic equations under dewater conditions: experiences with a basin model, IGWMC MODFLOW Modeling Conference, Colorado School of Mines, Golden, Colorado. McCord, J.T., and J.W. Longworth, 2003. Application of a Linear Groundwater Reservoir Model to Simulate Losses on the Dunlap to Acme Reach of the Pecos River, New Mexico Hydrological Modeling Symposium, Socorro, NM, 8/12/03; New Mexico Water Resources Research Institute, NMSU. Carron, J.C., J.T. McCord, B. Liu, J. Longworth, P. Barroll, M. Rocha, C. Boroughs, and T. Stockton, 2003. Pecos River Decision Support System: The Hydrologic Modeling Tools, New Mexico Hydrological Modeling Symposium, Socorro, NM, 8/12/03; New Mexico Water Resources Research Institute, NMSU. Clark, J.A., J.T. McCord, J.W. Longworth, and B. Liu, 2003. Development and Application of Unit Response Functions for Groundwater Pumping in the Roswell Basin, New Mexico Hydrological Modeling Symposium, Socorro, NM, 8/12/03; New Mexico Water Resources Research Institute, NMSU. McCord, J.T., J.W. Longworth, and J.A. Clark, 2001. Analysis of bank storage and unidentified losses from Brantley Reservoir, Lower Pecos Basin, New Mexico, American Water Resources Association Annual Meeting, Albuquerque, New Mexico. McCord, J.T., and J.N. Winchester, 2001. Analysis of management alternatives for the Santa Fe Watershed, Proceedings of New Mexico Decision-Makers Field Conference, Land-Use and Water-Resource Issues in Santa Fe Region, Published by NBMMR/New Mexico Tech, Socorro, NM. McCord, J.T., M.A. Palumbo, J.A. Clark, and J.H. Brannon, 2001. Projecting Local Responses to Pumping Stresses in the Denver Basin Aquifers Using a Regional Flow Model Coupled with Local Well-Field Approximations, Rocky Mtn Section, Geologic Society of America Annual Meeting, Albuquerque, NM, 4/29-5/2/2001. Winchester, J.N., and J.T. McCord, 2001. Soil & Water Effects Analysis of Management Alternatives for the Santa Fe Municipal Watershed, Rocky Mtn Section, Geologic Society of America Annual Meeting, Albuquerque, NM, 4/29-5/2/2001. McCord, J.T. and D.B. Stephens. 1999. Contrasts in regional and local scale heterogeneity in relation to groundwater supply and contamination in the Albuquerque basin. In Proceedings NMGS Fall Field Conference.

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Ankeny, M.D., and J.T. McCord, 1999. Effects of Degassing and Ebullition on infiltration rates in artificial recharge systems, Proceedings of ASCE 9th Biennial Symposium on Artificial Recharge of Groundwater, June 10-12, Tempe, AZ. McCord, J.T., M. Ankeny, and R. Schmidt-Petersen, 1997. Variably saturated flow and transport in a heap leach mining operation, Abstract in EOS, Transactions of the American Geophysical Union, 78(46):F218. McCord, J.T., L.C. Meigs, and S.A. McKenna. 1996. Characterizing transmissivity heterogeneity in a fractured dolomite. Abstract in EOS, Transactions of the AGU, 77(46):F221. Meigs, L.C., J.T. McCord, Y.W. Tsang, and R. Haggerty. 1996. Flow and transport processes in a fractured dolomite. Presented at GSA Annual Meeting, Denver, October 28, 1996. Meigs, L.C., J.T. McCord, Y.W. Tsang, and R. Haggerty. 1996. Design, Modeling, and Current Interpretations of the H-19 and H-11 Tracer Tests at the WIPP site. In Proceedings of the first GEOTRAP Workshop on Field Tracer Transport Experiments, Cologne, Germany, August 28-30. McCord, J.T., M.D. Ankeny, J.R. Forbes, and J. Leenhouts. 1994. Flow and transport processes which can contribute to non-ideal environmental tracer profiles in arid regions. 1994 GSA National Meeting, Seattle, WA, Oct. 24-28. Chapman, R.C., J.T. McCord, W.A. Wills, and R.S. Bowman. 1994. Using prehistoric middens as a modern day analogue for low-level waste sites. Materials in Art and Archaeology IV, Cancun, May 16-20. Burck, P.W., and J.T. McCord. 1994. Probabilistic analysis of vadose zone contaminant transport under ambient fluxes. AGU 1994 Spring Meeting. Abstract in EOS, Transactions of the AGU, 75(16):171. McCord, J.P., R.A. Wolford, L.J. Lacher, and J.T. McCord. 1994. Integrated data and modeling assessment of a potential ground-water mound to estimate recharge - Albuquerque Basin, New Mexico. AGU 1994 Spring Meeting. Abstract in EOS, Transactions of the AGU, 75(16):159. McCord, J.T. 1993. Estimation of bulk transport parameters for the vadose zone using environmental tracers. AGU Fall Meeting. Abstract in EOS, Transactions of the AGU, 74(43):308. Parsons, A.M., J.T. McCord, and R.P. Thomas. 1993. Using a Geographic Information System for vadose zone hydrogeologic characterization planning. AGU Fall Meeting. Abstract in EOS, Transactions of the AGU, 74(43):287. McCord, J.T. and A. Treadway. 1993. Identifying characterization activities for a regional hydrogeologic study using multiple realization simulations. Proceedings of Groundwater Quality Management '93, IAHS Symposium, Tallinn, Estonia. McCord, J.T., A. Treadway, F. Lauffer, J.P. McCord, R.J. Glass, and A.M. Parsons. 1993. Sandia National Laboratories Site Wide Hydrogeologic Characterization Project: An overview. AGU Spring Meeting, EOS, Transactions of the AGU, 74(16):139. Crowson, D. and J.T. McCord. 1993. Detailed mapping and geostatistical analysis of alluvial fan deposits exposed in six miles of trench. AGU Spring Meeting, EOS, Transactions of the AGU, 74(16):143. Eaton, R.R. and J.T. McCord. 1992. Comparison of numerical and analytical estimates for effective unsaturated conductivities for stratified, heterogeneous media. AGU Fall Meeting, EOS, Transactions of the AGU, 73(43):197. McCord, J.T., and S.H. Conrad. 1992. Macrodispersive transport through heterogeneous, unsaturated media. AGU Spring Meeting. Abstract in EOS, Transactions of the AGU, 73(14):133.

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Zimmerman, D.A., J.T. McCord, and A.M. Parsons. 1992. A comparison of saturated zone models to be used in a probabilistic monitoring well network design methodology. AGU Spring Meeting. Abstract in EOS, Transactions of the AGU, 73(14):118. Rao, R.R., M.W. Kozak, J.T. McCord and N.E. Olague. 1992. Pathway analysis for alternate low-level waste disposal methods. In Proceedings of Waste Management '92, University of Arizona, Tucson. McCord, J.T., S.H. Conrad, A.M. Parsons, and D.A. Zimmerman. 1991. Assessing vadose zone models to use in a probablistic monitoring well network design methodology. AGU Fall Meeting. Abstract in EOS, Transactions of the AGU, 72(44):192. Wahi, K.K. and J.T. McCord. 1991. Modeling the mechanical/hydrologic effects of a heat source on a greater confinement disposal LLW site. ASME Conference on Applied Mechanics and Bioengineering, The Ohio State University, Columbus, OH, June 17-19. Conrad, S.H., and J.T. McCord. 1991. Evaluating the 1D assumption inherent in using isotopic soil-water tracers as indicators of paleoclimate. AGU Chapman Conference on Isotopic Indicators of Continental Paleoclimates, Jackson, WY, June 11-14. McCord, J.T., S.H. Conrad, and C.K. Keller. 1991. Appraising the use of environmental tracers to determine groundwater recharge rates. AGU Spring Meeting. Abstract in EOS, Transactions of the AGU, 72(17):111. McCord, J.T., M.T. Goodrich, N.E. Olague, and M.W. Kozak. 1991. Application of homogeneous media models to the Las Cruces Trench Experiments. First INTRAVAL Phase 2 Meeting, Battelle Conference Center, Seattle, WA, April 22-25. McCord, J.T. 1991. Multidimensional deterministic and stochastic analysis of tracer migration in the Los Alamos caisson experiments. Workshop on Characterization of Transport Phenomena in the Vadose Zone, The University of Arizona, Tucson, AZ April 2-5. McCord, J.T. and D.A. Zimmerman. 1990. Using a stochastic variably saturated flow model to simulate tracer migration in the Los Alamos Caisson Experiments. AGU Spring Meeting. Abstract in EOS, Transactions AGU, 71(17):517. McCord, J.T., D.B. Stephens, and J.L. Wilson. 1989. Implementing state-dependent anisotropy in an unsaturated flow simulator. AGU Fall Meeting. Abstract in EOS, Transactions AGU 70(43):1118. McCord, J.T. and C.C. Searcy. 1989. Impact of soil heterogeneity on antecedent moisture and runoff generation at an arid site. AGU Spring Meeting. Abstract in EOS Transactions AGU, 70(15):343. Stephens, D.B., J.T. McCord, R.J. Knowlton, Jr., B. Kickham, E. Hicks, and T. Stein. 1988. Threedimensional soil-water flow in semi-arid terrain. In Program with Abstracts International Conference on Advances in Ground-Water Hydrology, No. 16-19, Tampa, Florida, American Institute of Hydrology. McCord, J.T. 1988. The importance of unsaturated soil properties on surficial processes in dry regions. AGU Fall Meeting. In EOS Transaction AGU, 69(44):1225-1226. McCord, J.T., D.B. Stephens, and J.L. Wilson. 1988. Field-scale variably saturated flow and transport: The roles of hysteresis and state-dependent anisotropy. In Proceedings of NATO Advanced Study Institute of Recent Advances in Modeling Hydrologic Systems, July 9-22, Sintra, Portugal. McCord, J.T., D.B. Stephens, and J.L. Wilson. 1988. Field-scale variably saturated flow and transport in a sloping uniform porous media: Field experiments and numerical simulations. In Proceedings, International Workshop on Validation of Flow and Transport models for the Unsaturated Zone, May 23-26, New Mexico State University, Ruidoso.

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McCord, J.T. and T.-C. Yeh. 1988. Modeling the response of lake-aquifer systems to acid precipitation. In Proceedings, FOCUS on Southwest Ground Water Issues, March 23-25, National Water Well Association, Dublin, Ohio. McCord, J.T. and D.B. Stephens. 1987. Infiltration and recharge on a sandy hillslope in an arid climate. In Proceedings, International Conference on Infiltration Developments and Applications, January 6-9, University of Hawaii, Manoa, pp. 351-364. McCord, J.T., B.J. Kickham, and D.B. Stephens. 1987. Influence of topography and vegetation on soil-water movement on a sand dune. Second Sevilleta NWR Research Conference, May 20, Technology Application Center, University of New Mexico, Albuquerque. McCord, J.T. 1986. Topographic controls on ground-water recharge at an arid, sandy site. New Mexico Geological Society Annual Spring Meeting, April 4, New Mexico Institute of Mining and Technology, Socorro. McCord, J.T. 1985. Review and field study of lateral flow on unsaturated hillslopes. In Proceedings, Fifth Annual AGU Hydrology Days, April 16-18, Colorado State University, Fort Collins, pp. 1-12. Stephens, D.B., R.G. Knowlton, Jr., J.T. McCord, and W. Cox. 1985. Physical considerations in ground-water recharge. In Proceedings, Symposium on Water and Science, February 15, New Mexico Water Resources Research Institute, New Mexico State University, Las Cruces, pp. 92-108. Research and Consulting Reports McCord, J.T., and J.A. Clark, 2003. Brantley Reservoir Unidentified Loss Methodology in Pecos River RiverWare Model, prepared for New Mexico Interstate Stream Commission. McCord, J.T., and M. McGuire, 2001. CID Main Canal Seepage Losses: Review of Background Information and Analysis of Existing Data, prepared for New Mexico Interstate Stream Commission. McCord, J.T., 2001. Investigation of Surface Water ­ Groundwater Interactions: Rio Grande Low Flow Conveyance Channel, Socorro County, NM, prepared for US Bureau of Reclamation, 72 pp plus appendices. McCord, J.T., and J.N. Winchester, 2000. Santa Fe Municipal Watershed EIS: Soil & Water Resources Impact Analysis, prepared for Santa Fe National Forest. McCord, J.T. and M.T. Goodrich. 1994. Benchmark Testing and Independent Verification of the VS2DT Variably Saturated Flow and Transport Computer Code. Sandia National Laboratories Technical Report SAND91-1526, 33 pp. Langkopf, B. and J.T. McCord. 1994. Ranking of Septic Tank and Drainfield Sites Using Travel Time to the Groundwater Table., Sandia National Laboratories Technical Report SAND94-0981, 41 pp. Parsons, A.M., J.T. McCord, R.P. Thomas, and M. Furaus. 1994. Using a Geographic Information System to Select Vadose Zone Hydrogeologic Settings for Guiding Site Characterization Activities. Sandia National Laboratories Technical Report SAND93-1843, 30 pp. Yeh, T.-C., and J.T. McCord. 1994. Review of Stochastic Modeling of Flow and Transport in the Vadose Zone. University of Arizona Department of Hydrology and Water Resources Technical Report HWR94-040, 95 pp. McCord, J.T., J.P. McCord, E. Thomas, A. Treadway, R. Wolford, and P. Burck. 1994, Calendar Year 1993 Annual Report for the Sandia National Labs Site Wide Hydrogeologic Characterization Project. Sandia National Laboratories Technical Report.

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McCord, J.P., J.T. McCord, D. Gibson, and H. King. 1993. Calendar Year 1992 Annual Report for the Sandia National Labs Site Wide Hydrogeologic Characterization Project. Sandia National Laboratories Technical Report SAND93-7038, 178 pp. Kozak, M.W., N.E. Olague, R.R. Rao, and J.T. McCord. 1992. Evaluation of a Performance Assessment Methodology for Low-Level Radioactive Waste Disposal Facilities, Vol. 1: Evaluation of Modeling Approaches, Nuclear Regulatory Commission Technical Report NUREG/CR-5927, SAND91-2802, Vol. 1, 71 pp. Olague, N.E., M.W. Kozak, R.R. Rao, and J.T. McCord. 1992. Evaluation of a Performance Assessment Methodology for Low-Level Radioactive Waste Disposal Facilities, Vol. 2: Validation Needs, Nuclear Regulatory Commission Technical Report NUREG/CR-5927, SAND91-2802, Vol. 2. Olague, N.E., J.T. McCord, M.T. Goodrich, P.A. Davis, A.R. Gribble, and C.D. Updegraff. 1991. Sandia National Laboratories Project Team INTRAVAL Phase I Analyses, NRC Technical Report NUREG/CR5724, SAND91-1027. Sandia National Laboratories, 1991. Potential Impacts of Iraqi Use of Oil as a Defensive Weapon, Technical Report SAND91-0184, 130 pp. Kozak, M.W., M.S.-Y. Chu, P.A. Mattingly, and J.T. McCord. 1990. Background Information for the Development of a Low-Level Waste Performance Assessment Methodology: Implementation of Codes, NUREG/CR-5453, SAND89-2509, Vol.5. McCord, J.T. and D.B. Stephens. 1989. Analysis of Soil-Water Movement on a Sandy Hillslope, Technical Completion Report. U.S. Geological Survey Matching Grant Project No. 1-4-23660, 95 pp. Stephens, D.B., R.G. Knowlton, Jr., J.T. McCord and W. Cox. 1986. Field Study of Natural Groundwater Recharge in a Semi-Arid Lowland. Technical Completion Report No. 177, New Mexico Water Resources Research Institute, Las Cruces. F.M. Fox and Associates, Albuquerque, New Mexico. 1981-1984. Principal author on over 75 proprietary consulting reports on geotechnical investigations undertaken for public and private construction projects.

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