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Hydrology

Mart Oostrom

Mart Oostrom

Pacific Northwest National Laboratory
PO Box 999
Richland, WA 99352

Research Interests

  • Use of correct fluid pressure-saturation-permeability relations in flow and transport codes
  • Mechanisms of entrapment and subsequent dissolution of organic fluids
  • The use of the Surfactant Enhanced Aquifer Remediation (SEAR) technique in field situations

Education and Credentials

  • Ph.D., Soil Physics, Auburn University, Alabama, 1991
  • M.S., Soil Science and Fertilizer Use, Wageningen Agricultural University, The Netherlands, 1986
  • B.S., Soil Science and Geology, Wageningen Agricultural University, The Netherlands, 1984

Affiliations and Professional Service

Selected Publications

2009

  • Truex MJ, M Oostrom, and M Brusseau. 2009. "Estimating Persistent Mass Flux of Volatile Contaminants from the Vadose Zone to Ground Water ." Ground Water Monitoring and Remediation 29(2):63-72. 
  • Nellis S, H Yoon, C Werth, M Oostrom, and AJ Valocchi. 2009. "Surface and Interfacial Properties of Nonaqueous-Phase Liquid Mixtures Released to the Subsurface at the Hanford Site ." Vadose Zone Journal 8(2):344-351. 
  • Oostrom M, TW Wietsma, JH Dane, MJ Truex, and AL Ward. 2009. "Desiccation of unsaturated porous media: Intermediate-scale experiments and numerical simulation." Vadose Zone Journal 8(3):643-650. 
  • Wietsma TW, M Oostrom, MA Covert, TE Queen, and MJ Fayer. 2009. "An automated tool for three types of saturated hydraulic conductivity laboratory measurements." Soil Science Society of America Journal 73(2):466-470. 
  • Zhong L, AT Hart, JE Szecsody, ZF Zhang, VL Freedman, M Ankeny, L Hull, M Oostrom, MD Freshley, and DM Wellman. 2009. Research Plan: Foam Delivery of Remedial Amendments to Deep Vadose Zone for Metals and Radionuclides Remediation . PNNL-18143, Pacific Northwest National Laboratory, Richland, WA. 

2008

  • Ward AL, M Oostrom, and DH Bacon. 2008. Experimental and Numerical Investigations of Soil Desiccation for Vadose Zone Remediation: Report for Fiscal Year 2007. PNNL-17274, Pacific Northwest National Laboratory, Richland, WA. 
  • Zhong L, M Oostrom, TW Wietsma, and MA Covert. 2008. "Enhanced Remedial Amendment Delivery through Fluid Viscosity Modifications: Experiments and numerical simulations." Journal of Contaminant Hydrology 101(1-4):29-41.  doi:10.1016/j.jconhyd.2008.07.007
  • Brusseau ML, EL Difilippo, C marble, and M Oostrom. 2008. "MASS-REMOVAL AND MASS-FLUX-REDUCTION BEHAVIOR FOR IDEALIZED SOURCE ZONES WITH HYDRAULICALLY POORLY-ACCESSIBLE IMMISCIBLE LIQUID." Chemosphere 71(8):1511-1521. 
  • Oostrom M, PD Thorne, ZF Zhang, GV Last, and MJ Truex. 2008. Modeling of Carbon Tetrachloride Flow and Transport in the Subsurface of the 200 West Disposal Sites: Large-Scale Model Configuration and Prediction of Future Carbon Tetrachloride Distribution Beneath the 216-Z-9 Disposal Site. PNNL-17181, Pacific Northwest National Laboratory, Richland, WA. 
  • Schroth M, M Oostrom, R Dobson, and J Zeyer. 2008. "Thermodynamic Model for Fluid-Fluid Interfacial Areas in Porous Media for Arbitrary Drainage-Imbibition Sequences." Vadose Zone Journal 7(3):966-971.  doi:10.2136/vzj2007.0185
  • Szecsody JE, JS Fruchter, CA Burns, ML Rockhold, M Oostrom, MD Williams, and VR Vermeul. 2008. "Sr-90 Immobilization by Infiltration of a Ca-Citrate-PO4 Solution into the Hanford 100-N Area Vadose Zone." In Waste Management 2008: HLW, TRU, LLW/ILW, Mixed, Hazardous Wastes & Environmental Management, p. Art. # 8141.  Arizona Board of Regents, Tucson, AZ. 
  • Wellman DM, EM Pierce, DH Bacon, M Oostrom, KM Gunderson, SM Webb, CC Bovaird, EA Cordova, ET Clayton, KE Parker, RM Ermi, SR Baum, VR Vermeul, and JS Fruchter. 2008. 300 Area Treatability Test: Laboratory Development of Polyphosphate Remediation Technology for In Situ Treatment of Uranium Contamination in the Vadose Zone and Capillary Fringe. PNNL-17818, Pacific Northwest National Laboratory, Richland, WA. 
  • White MD, M Oostrom, ML Rockhold, and M Rosing. 2008. "Scalable Modeling of Carbon Tetrachloride Migration at the Hanford Site Using the STOMP Simulator." Vadose Zone Journal 7(2):654-666.  doi:10.2136/vzj2007.0070
  • Yoon H, C Werth, AJ Valocchi, and M Oostrom. 2008. "Impact of nonaqueous phase liquid (NAPL) source zone architecture on mass removal mechanisms in strongly layered heterogeneous porous media during soil vapor extraction ." Journal of Contaminant Hydrology 100(1-2):58-71.  doi:10.1016/j.jconhyd.2008.05.006

2007

  • Oostrom M, JH Dane, and TW Wietsma. 2007. "A Review of Multidimensional, Multifluid Intermediate-scale Experiments: Flow Behavior, Saturation Imaging, and Tracer Detection and Quantification ." Vadose Zone Journal 6(3):610-637.  doi:10.2136/vzj2006.0178
  • Wellman DM, EM Pierce, M Oostrom, and JS Fruchter. 2007. Experimental Plan: 300 Area Treatability Test: In Situ Treatment of the Vadose Zone and Smear Zone Uranium Contamination by Polyphosphate Infiltration . PNNL-16823, Pacific Northwest National Laboratory, Richland, WA. 
  • Zhang ZF, M Oostrom, and AL Ward. 2007. "Saturation-Dependent Hydraulic Conductivity Anisotropy for Multifluid Systems in Porous Media." Vadose Zone Journal 6(4):925-934.  doi:10.2136/vzj2006.0141
  • Gee GW, M Oostrom, MD Freshley, ML Rockhold, and JM Zachara. 2007. "Hanford Site Vadose-Zone Studies: An Overview." Vadose Zone Journal 6(4):899-905.  doi:10.2136/vzj2006.0179
  • Istok JD, MM Park, AD Peacock, M Oostrom, and TW Wietsma. 2007. "An experimental investigation of nitrogen gas produced during denitrification." Ground Water 45(4):461-467. 
  • Khaleel R, MD White, M Oostrom, MI Wood, FM Mann, and JG Kristofzski. 2007. "Impact Assessment of Existing Vadose Zone Contamination at the Hanford Site SX Tank Farm." Vadose Zone Journal 6(4):935-945.  doi:10.2136/2006.0176
  • Oostrom M, MJ Truex, PD Thorne, and TW Wietsma. 2007. "Three-Dimensional Multifluid Flow and Transport at the Brooklawn Site near Baton Rouge, LA: A Case Study." Soil & Sediment Contamination 16(2):109-141. 
  • Oostrom M, ML Rockhold, PD Thorne, MJ Truex, GV Last, and VJ Rohay. 2007. "Carbon Tetrachloride Flow and Transport in the Subsurface of the 216-Z-9 Trench at the Hanford Site." Vadose Zone Journal 6(4):971-984.  doi:10.2136/vzj2006.0166
  • Oostrom M, TW Wietsma, MA Covert, and VR Vermeul. 2007. "Zero-valent Iron Emplacement in Permeable Porous Media Using Polymer Additions." Ground Water Monitoring and Remediation 27(1):122-130. 
  • Thornton EC, L Zhong, M Oostrom, and B Deng. 2007. "Experimental and Theoretical Assessment of the Lifetime of a Gaseous-Reduced Vadose Zone Permeable Reactive Barrier." Vadose Zone Journal 6(4):1050-1056.  doi:10.2136/vzj2006.0157
  • Truex MJ, VR Vermeul, PE Long, FJ Brockman, M Oostrom, S Hubbard, RC Borden, and JS Fruchter. 2007. Treatability Test Plan for an In Situ Biostimulation Reducing Barrier. PNNL-16424, Pacific Northwest National Laboratory, Richland, WA. 

2006

  • Oostrom M, C Hofstee , and TW Wietsma. 2006. "LNAPLs do not Always Float: An Example Case of a Viscous LNAPL under Variable Water Table Conditions ." In 26th Annual American Geophysical Union Hydrology Days, March 20-22, 2006, ed. J.A. Ramirez, pp. 119-130.  Colorado State University, Fort Collins, CO. 
  • Oostrom M, C Hofstee, and TW Wietsma. 2006. "Behavior of a Viscous LNAPL under Variable Water Table Conditions." Soil & Sediment Contamination 15(6):543 - 564 .  doi:10.1080/15320380600958976
  • Oostrom M, JH Dane, and TW Wietsma. 2006. "A Review of Multidimensional, Multifluid Intermediate-scale Experiments: Nonaqueous Phase Liquid Dissolution and Enhanced Remediation." Vadose Zone Journal 5:570-598.  doi:10.2136/vzj2005.0125
  • Dobson R, MH Schroth, M Oostrom, and J Zeyer. 2006. "Determination of NAPL-Water Interfacial Areas in Well-Characterized Porous Media." Environmental Science and Technology 40(3):815-822. 
  • Oostrom M, ML Rockhold, PD Thorne, GV Last, and MJ Truex. 2006. Carbon Tetrachloride Flow and Transport in the Subsurface of the 216-Z-18 Crib and 216-Z-1A Tile Field at the Hanford Site: Multifluid Flow Simulations and Conceptual Model Update. PNNL-16198, Pacific Northwest National Laboratory, Richland, WA. 
  • Oostrom M, TW Wietsma, MA Covert, and VR Vermeul. 2006. "Micron-Size Zero-Valent Iron Emplacement in Porous Media Using Polymer Additives: Column and Flow Cell Ex-periments." In 26th Annual American Geophysical Union Hydrology Days Conference Proceedings, March 20-22, 2006, Colorado State University, ed. J.A. Ramirez, pp. 131-139.  Colorado State University, Fort Collins, CO. 
  • Scott PA, JS Fruchter, JE Szecsody, AJ Schmidt, GB Mellinger, RD Scheele, RW Shimskey, SA Jones, WK Hensley, EA Lepel, M Oostrom, SW Petersen, TD Cooper, MJ Minette, JR Ewalt, and RE Wilkinson. 2006. "Overview of Technologies and Innovations Being Developed for Fluor Hanford Projects at the Hanford Site." In 2006 Waste Management Symposium: Global Accomplishments in Environmental and Radioactive Waste Management:Education and Opportunity for the Next Generation of Waste Management Professionals.  Arizona Board of Regents, Tucson, AZ. 
  • Thornton EC, L Zhong, and M Oostrom. 2006. "Development of a Field Design for In Situ Gaseous Treatment of Sediment Based on Laboratory Column Test Data." Journal of Environmental Engineering (ASCE) 132(12):1626-1632. 

2005

  • Oostrom M, JH Dane, and TW Wietsma. 2005. "Removal of Carbon Tetrachloride from a Layered Porous Medium by Means of Soil Vapor Extraction Enhanced by Desiccation and Water Table Reduction." Vadose Zone Journal 4(4):1170-1182.  doi:10.2136/vzj2004.0173
  • Oostrom M, JH Dane, and TW Wietsma. 2005. "Removal of carbon tetrachloride from a layered porous medium by means of soil vapor extraction enhanced by desiccation and water table reduction." Vadose Zone Journal 4:1170-1182.  doi:10.2136/vzj2004.0173
  • Oostrom M, RW Falta, AS Mayer, I Javandel, and SM Hassanizadeh. 2005. "Remediation." Chapter 5 in Soil and Groundwater Contamination: Nonaqueous Phase Liquids, Water Resources Monograph, vol. 17, ed. Alex S. Mayer and S. Majid Hassanizadeh, pp. 141-215.  American Geophyscial Union, Washington, DC. 
  • Mayer AS, and M Oostrom. 2005. "Site Characterization and Monitoring." Chapter 4 in Soil and Groundwater Contamination: Nonaqueous Phase Liquids, Water Resources Monograph, vol. 17, ed. Alex S. Mayer and S. Majid Hassanizadeh, pp. 97- 139.  American Geophysical Union, Washington, DC. 
  • Oostrom M, MD White, RJ Lenhard, P Van Geel, and TW Wietsma. 2005. "A comparison of models describing residual NAPL formation in the vadose zone." Vadose Zone Journal 4(1):163-174. 
  • Oostrom M, TW Wietsma, MA Covert, and VR Vermeul. 2005. An Experimental Study of Micron-Size Zero-Valent Iron Emplacement in Permeable Porous Media Using Polymer-Enhanced Fluids. PNNL-15573, Pacific Northwest National Laboratory, Richland, WA. 

2004

  • Oostrom M, TW Wietsma, and NS Foster. 2004. "The Subsurface Flow and Transport Experimental Laboratory: A New Department of Energy User’s Facility for Intermediate-Scale Experimentation. ." In Hydrology Days. Proceedings of the 24th American Geophysical Union Annual Hydrology Days, March 10-12 2004, Fort Collins, CO., ed. J. A. Ramirez, pp. 182-189  American Geophysical Union (AGU), Washington DC.. 
  • White MD, M Oostrom, and RJ Lenhard. 2004. "A Practical Model for Mobile, Residual, and Entrapped NAPL in Water-Wet Porous Media." Ground Water 42(5):734-746. 
  • Lenhard RJ, M Oostrom, and JH Dane. 2004. "A constitutive model for air-NAPL-water flow in the vadose zone accounting for immobile, non-occluded (residual) NAPL in strongly water-wet porous media ." Journal of Contaminant Hydrology 71(1-4):261-282. 
  • Lenhard RJ, M Oostrom, and JH Dane. 2004. "A constitutive model for air-NAPL-water flow in the vadose zone accounting for immobile, non-occluded (residual) NAPL in strongly water-wet porous media." Journal of Contaminant Hydrology 71(1-4):261-282. 
  • Lenhard RJ, M Oostrom, and JH Dane. 2004. "A constitutive model for air-NAPL-water flow in the vadose zone accounting for immobile, non-occluded (residual) NAPL in strongly water-wet porous media." Journal of Contaminant Hydrology 73(1-4):283-304. 
  • Lenhard RJ, JH Dane, and M Oostrom. 2004. "Immiscible Fluids." In Encyclopedia of Soils in the Environment, ed. D. Hillel, pp. 239-247.  Elsevier Ltd., London, United Kingdom. 
  • Oostrom M, ML Rockhold, PD Thorne, GV Last, and MJ Truex. 2004. Three-Dimensional Modeling of DNAPL in the Subsurface of the 216-Z-9 Trench at the Hanford Site . PNNL-14895, Pacific Northwest National Laboratory, Richland, WA. 

2003

  • Oostrom M, and RJ Lenhard. 2003. "Carbon Tetrachloride Flow Behavior in Unsaturated Hanford Caliche Material: An Investigation of Residual Nonaqueous Phase Liquids." Vadose Zone Journal 2(1):25-33. 
  • Oostrom M, C Hofstee, RJ Lenhard, and TW Wietsma. 2003. "Flow Behavior and Residual Saturation Formation of Liquid Carbon Tetrachloride in Unsaturated Heterogeneous Porous Media." Journal of Contaminant Hydrology 64(1-2):93-112. 
  • White MD, and M Oostrom. 2003. STOMP Subsurface Transport Over Multiple Phases Version 3.0 User's Guide. PNNL-14286, Pacific Northwest National Laboratory, Richland, WA. 
  • Delshad M, RJ Lenhard, M Oostrom, and GA Pope. 2003. "A Mixed-Wet Hysteretic Relative Permeability and Capillary Pressure Model for Reservoir Simulations." SPE Reservoir Evaluation and Engineering 6:328 - 334. 
  • Oostrom M, PD Thorne, MD White, MJ Truex, and TW Wietsma. 2003. "Numerical Modeling to Assess DNAPL Movement and Removal at the Scenic Site Operable Unit Near Baton Rouge, Louisiana: A Case Study." Soil & Sediment Contamination 12(6):901 - 926. 
  • Oostrom M, DH Meck, and MD White. 2003. STOMP. Subsurface Transport Over Multiple Phases. An Introductory Short Course. PNNL-14440, Pacific Northwest National Laboratory, Richland, WA. 

2002

  • Oostrom M, JH Dane, and RJ Lenhard. 2002. "Fluid Contents." Chapter 7.2 in Methods of Soil Analysis. Part 4. Physical Methods.  Soil Science Society of America, Madison, WI. 
  • Oostrom M, JH Dane, and RJ Lenhard. 2002. "Fluid Contents." Chapter 7.2 in Methods of Soil Analysis: Part 4 Physical Methods, vol. 5, ed. J.H. Dane and G.C. Topp, pp. 1539 - 1564.  Soil Science Society of America , Madison, WI. 
  • Brusseau ML, Z Zhang, NT Nelson, RB Cain, GR Tick, and M Oostrom. 2002. "Dissolution of nonuniformly distributed immiscible liquid: Intermediate-scale experiments and mathematical modeling." Environmental Science and Technology 36(5):1033-1041. 
  • Dane JH, RJ Lenhard, and M Oostrom. 2002. "Relative Permeability Measurements." Chapter 7.4 in Methods of Soil Analysis. Part 4. Physical Methods, pp. 1581-1590.  Soil Science Society of America, Madison, WI. 
  • Lenhard RJ, M Oostrom, and JH Dane. 2002. "Prediction of capillary pressure-relative permeability relations." Chapter 7.5 in Methods of Soil Analysis. Part 4. Physical Methods, pp. 1591-1607.  Soil Science Society of America, Madison, WI. 
  • Lenhard RJ, JH Dane, and M Oostrom. 2002. "Saturation-Pressure Relationships." Chapter 7.3 in Methods of Soil Analysis. Part 4. Physical Methods.  Soil Science Society of America, Madison, WI. 

2001

  • White MD, and M Oostrom. 2001. "NAPL migration in response to hydraulic controls at the Brooklawn Site near Baton Rouge, Louisiana." In Proceedings of the 21st American Geophysical Union Hydrology Days, pp. 241-254.  Colorado State Univ., Fort Collins, CO. 
  • Ataie-Ashtiani B, SM Hassanizadeh, M Oostrom, MA Celia, and MD White. 2001. "Effective parameters for two-phase flow in a porous medium with periodic heterogeneities." Journal of Contaminant Hydrology 49(1-2):87-109. 
  • Ataie-Ashtiani B, SM Hassanizadeh, M Oostrom, MA Celia, and MD White. 2001. "Numerical simulation and homogenization of two-phase flow in heterogeneous porous media." Journal of Contaminant Hydrology 49:87-109. 
  • Oostrom M, MD White, and ML Brusseau. 2001. "Theoretical Estimation of Free and Entrapped Nonwetting-Wetting Fluid Interfacial Areas in Porous Media ." Advances in Water Resources 24(8):887-898. 
  • Schroth MH, M Oostrom, TW Wietsma, and JD Istok. 2001. "In-situ oxidation of trichloroethene by permanganate: effects on porous medium hydraulic properties." Journal of Contaminant Hydrology 50(1-2):79-98. 

2000

  • Oostrom M, JH Dane, and TW Wietsma. 2000. "Gamma radiation techniques in subsurface multifluid flow and transport studies." In Proceedings of the 2000 ASME Fluids Engineering Division Summer Meeting : presented at the 2000 ASME Fluids Engineering Division Summer Meeting, June 11-15, 2000, Boston, Massachusetts, vol. 2, ed. David E. Stock, pp. 417-424.  American Society of Mechanical Engineers, New York, NY. 
  • Williams MD, and M Oostrom. 2000. "Oxygenation of anoxic water in a fluctuating water table system: An experimental and numerical study." Journal of Hydrology 230((1-2)):70-85. 
  • Ataie-Ashtiani B, SM Hassanizadeh, M Oostrom, and MD White. 2000. "Numerical simulation and homogenization of two-phase flow in heterogeneous porous media ." In Groundwater Updates, Proceedings of the IAHR International Symposium on Groundwater, Tokyo, Japan, ed. K. Sato, Y. Iwasa, pp. 333-338.  Springer, New York, NY. 
  • Ataie-Ashtiani B, SM Hassanizadeh, MA Celia, M Oostrom, and MD White. 2000. "Effective two-phase flow parameters for heterogeneous porous media ." In Computational methods in water resources XIII : Proceedings of the XIII International Conference on Computational Methods in Water Resources, Calgary, Alberta, Canada, 25-29, June 2000, ed. Laurence R. Bentley, pp. 755-762.  A.A. Balkema, Rotterdam, Netherlands. 
  • Brusseau M, NT Nelson, M Oostrom, Z Zhang, GR Johnson, and TW Wietsma. 2000. "Influence of Heterogeneity and Sampling Method on Aqueous Concentrations Associated with NAPL Dissolution." Environmental Science and Technology 34(17):3657-3664. 
  • Schroth MH, M Oostrom, TW Wietsma, and JD Istok. 2000. "In Situ Oxidation of Liquid Trichloroethylene by Permanganate Solutions: Preliminary Results of Column Studies." In Proceedings of the 19th American Geophysical Union Hydrology Days, ed. H.J. Morel-Seytoux, pp. 411-420.  Hydrology Days Pub., Atherton, CA. 

1999

  • Oostrom M, C Hofstee , RC Walker, and JH Dane. 1999. "Movement and remediation of trichloroethylene in a saturated heterogeneous porous Medium. 1. Spill behavior and initial dissolution." Journal of Contaminant Hydrology 37(1-2):159-178. 
  • Oostrom M, C Hofstee , RC Walker, and JH Dane. 1999. "Movement and remediation of trichloroethylene in a saturated, heterogeneous porous medium 2. Pump-and-treat and surfactant flushing." Journal of Contaminant Hydrology 37(1-2):179-197. 
  • Delshad M, RJ Lenhard, M Oostrom, G Pope, and S Yang. 1999. "A mixed-wet hysteretic relative permeability and capillary pressure model in a chemical compositional reservoir simulator." In SPE Symposium on Reservoir Simulation: Proceedings, 14-19 February, 1999, Houston, Texas, pp. 135-146.  Society of Petroleum Engineers, Richardson, TX. 
  • Nelson NT, M Oostrom, TW Wietsma, and ML Brusseau. 1999. "An Experimental Investigation of the Partitioning Tracer Method to Detect and Quantify Dense Nonaqueous Phase Liquids in a Heterogeneous System ." In American Geophysical Union Hydrology Days. Held August, 1999 in Fort Collins, CO., ed. H.J. Morel-Seytoux, Ed., pp. 307-318  Hydrology Days, Atherton, CA. 
  • Nelson NT, M Oostrom, TW Wietsma, and ML Brusseau. 1999. "Partitioning tracer method for the in situ measurement of DNAPL saturation: influence of heterogeneity and sampling method." Environmental Science and Technology 33(22):4046-4053. 
  • White MD, MD Williams, and M Oostrom. 1999. "Simulating air entrapment, mobilization, and dissolution for fluctuating water table conditions ." In Proceedings of the American Geophysical Union Nineteenth Annual Hydrology Days, August 16-20, 1999, Colorado State University, Fort Collins, Colorado., ed. H.J. Morel-Seytoux, pp. 467-482   Hydrology Days Pub., Atherton, CA. 
  • Williams MD, VR Vermeul, M Oostrom, JC Evans, JR, JS Fruchter, JD Istok, MD Humphrey, DC Lanigan, JE Szecsody, MD White, TW Wietsma, and CR Cole. 1999. Anoxic Plume Attenuation in a Fluctuating Water Table System: Impact of 100-D Area In Situ Redox Manipulation on Downgradient Dissolved Oxygen Concentrations. PNNL-12192, Pacific Northwest National Laboratory, Richland, WA. 

1998

  • Oostrom M, and RJ Lenhard. 1998. "Comparison of relative permeability-saturation-pressure parametric models for infiltration and redistribution of a light nonaqueous-phase liquid in sandy porous media." Advances in Water Resources 21:145-157. 
  • Oostrom M, C Hofstee, JH Dane, and RJ Lenhard. 1998. "Single-source gamma radiation for improved calibration and measurements in porous media systems." Soil Science 163:646-656. 
  • Oostrom M, RJ Lenhard, M Delshad, and SD Robertson. 1998. "Modeling Relations Among Relative Permeabilities, Fluid Saturations, and Capillary Pressures in Mixed-Wet Porous Media: Model Testing and Application to Oil-Water Systems ." In Proceedings of the International Workshop on Characterization and Measurement of the Hydraulic Properties of Unsaturated Porous Media, ed. M.Th. van Genuchten, F.J. Leij and L. Wu, pp. 189-198.  University of California, Riverside, CA. 
  • White MD, and M Oostrom. 1998. "Modeling surfactant-enhanced nonaqueous-phase liquid remediation of porous media." Soil Science 163(12):931-940. 
  • Dane JH, C Hofstee, M Oostrom, HH Liu, and AT Corey. 1998. "Determination of capillary pressure-saturation-permeability relations for nonwetting fluids in water wet porous media." In Characterization and Measurement of the Hydraulic Properties of Unsaturated Porous Media: Proceedings of the International Workshop on Characterization and Measurement of the Hydraulic Properties of Unsaturated Porous Media, Riverside California October 22-24, 1977, ed. M. Th. van Genuchten, F.J. Leij and L. Wu, pp. 207-216.  U.S. Salinity Laboratory, Agricultural Reseacrh Service, US Department of Agriculture, Riverside, CA. 
  • Hofstee C, M Oostrom, JH Dane, and RC Walker. 1998. "Infiltration and redistribution of perchloroethylene in partially saturated, stratified porous media." Journal of Contaminant Hydrology 34(4):293-313. 
  • Lenhard RJ, and M Oostrom. 1998. "AA Parametric Model for Predicting Relative Permeability-Saturation-Capillary Pressure Relationships of Oil?Water Systems in Porous Media with Mixed Wettability." Transport in Porous Media 31((1)):109-131. 
  • Schroth MH, JD Istok, JS Selker, M Oostrom, and MD White. 1998. "Multifluid flow in bedded porous media: laboratory experiments and numerical simulations." Advances in Water Resources 22(2):169-183. 

Hydrology

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