1. West Coast PTTC Workshop Methods of Reservoir Characterization with Application to Heavy Oil Sands: The Coalinga Oil Field and Related Sedimentary Environments September 12, 2002 Bakersfield, California

2. West Coast PTTC Workshop Acknowledgements [Contract DE-AC26- 98BC15119 with Clemson University] U.S. Department of Energy National Petroleum Technology Office – Fossil Energy Oil Technology R & D Program: Fundamental Geoscience for Reservoir Characterization [Contract DE-AC26- 98BC15119 with Clemson University] Chevron U.S.A. Production Company – Mike Clark, Paul Henshaw, Louis Klonsky, Karla Tucker, and others

3. Project Objective Better prediction of interwell reservoir heterogeneity – which may lead to increased production from California’s heavy oil fields West Coast PTTC Workshop

4. Tasks Measure flow properties & analyze fractal structure of property distributions Characterize geology (reservoir geometry, continuity, and scale) of Coalinga area using outcrops and cores Develop 3-D computer models and distribute permeability Perform simulation of steam flooding at West Coalinga field West Coast PTTC Workshop

5. Personnel (Clemson University) Faculty: Jim Castle, Ron Falta, Fred Molz Research Associates: Michel Boufadel, Scott Brame, Silong Lu Graduate Students: Cynthia Dinwiddie (PhD), Robert Bridges (MS), Caitlin Current (MS), Lekan Fawumi (MS) Other Students: Gary Clark, Chris Hepler, Joey Koon West Coast PTTC Workshop

6. PART I: Data Collection and Fractal Analysis 9:00 Introduction - Jim Castle 9:00 Introduction - Jim Castle 9:10 Methodology of Geologic Data Collection: Southern Utah and Coalinga Areas 9:10 Methodology of Geologic Data Collection: Southern Utah and Coalinga Areas - Jim Castle - Jim Castle 9:30 Data Collection using the New Small- Drillhole Minipermeameter: Theory and Application - Cynthia Dinwiddie 9:30 Data Collection using the New Small- Drillhole Minipermeameter: Theory and Application - Cynthia Dinwiddie 10:00 Fractal Representation of Heterogeneous Properties: Characteristics of Heterogeneity and Fractals - Fred Molz 10:00 Fractal Representation of Heterogeneous Properties: Characteristics of Heterogeneity and Fractals - Fred Molz 10:30 BREAK 10:30 BREAK West Coast PTTC Workshop

7. PART II: Geologic Analysis of the Temblor Formation, West Coalinga Field 10:45 Sedimentologic and Stratigraphic Interpretation of Geologic Data 10:45 Sedimentologic and Stratigraphic Interpretation of Geologic Data - Robert Bridges - Robert Bridges 11:15 Development of 3-D Computer Models of the Temblor Formation and Permeability Distributions - Robert Bridges 11:15 Development of 3-D Computer Models of the Temblor Formation and Permeability Distributions - Robert Bridges 12:00 LUNCH 12:00 LUNCH West Coast PTTC Workshop

8. PART III: Fractal Facies and Steam Flood Simulation 1:00 Fractal-Facies Concept: Motivation, Application, and Computer Codes - Fred Molz 1:00 Fractal-Facies Concept: Motivation, Application, and Computer Codes - Fred Molz 1:25 Simulation of Steam Flooding at West Coalinga Field - Ron Falta 1:25 Simulation of Steam Flooding at West Coalinga Field - Ron Falta 2:00 Discussion - All Speakers 2:00 Discussion - All Speakers 2:30 ADJOURN 2:30 ADJOURN West Coast PTTC Workshop

9. Contact Information Contact Information Jim Castle: jcastle@clemson.edu (864-656-5015) Jim Castle: jcastle@clemson.edu (864-656-5015)jcastle@clemson.edu Fred Molz: fredi@clemson.edu (864-656-1003) Fred Molz: fredi@clemson.edu (864-656-1003)fredi@clemson.edu Ron Falta: faltar@clemson.edu (864-656-0125) Ron Falta: faltar@clemson.edu (864-656-0125)faltar@clemson.edu Cynthia Dinwiddie: cdinwiddie@swri.org (210-522-6085) Cynthia Dinwiddie: cdinwiddie@swri.org (210-522-6085)cdinwiddie@swri.org Robert Bridges: rbridges@aeraenergy.com (661-665-5925) Robert Bridges: rbridges@aeraenergy.com (661-665-5925)rbridges@aeraenergy.com West Coast PTTC Workshop