Presentation to RDC by: Charles A. Pierce III Vice President Unocal Alaska Unocal Alaska COOK INLET NATURAL GAS SUPPLY ISSUES Cook Inlet Producing Assets are declining There has been very little exploration for gas in the Cook Inlet Exploration for new sources is required to meet mid - long term requirements Unocal Alaska 2001 Cook Inlet Gas Producers Users Chevron/ML&P 12% Marathon 34% Phillips/Marathon LNG 39% Phillips 35% Unocal 19% Unocal Alaska Gas Utilities 14% Power Generation 20% Agrium Fertilizer Plant 26% Tesoro Refinery 1% Possible 3TCF Uncontracted demand through 2022 300 MMcf/D 250 200 150 100 50 SUPPLIED Unocal Alaska UNMET DEMAND 20 22 20 20 20 18 20 16 20 14 20 12 20 10 20 08 20 06 20 04 20 02 0 GAS SUPPLY FUNDAMENTALS Establish Acreage Position Unocal has > 100,000 net acres on the lower Kenai Peninsula Develop Adequate Reserve Base Drilling programs Joint program with Marathon Unocal operated Program to begin in December Secure Transportation System Pipeline project with Marathon, Enstar, and HEA Supply Market Needs Contract to Agrium and Enstar Unocal Alaska Kenai - Kachemak Pipeline Project Area Map Ninilchik Unit Phase 1 Phase 2 Anchor Point Area Possible Distribution Unocal Alaska PROJECT SUMMARY Drilling Program Current - 3 wells in Ninilchik Unit Planned 2002 - 5 to 9 depending on success Pipeline Design - 12 to 16 inch diameter Cost - ~ $40 - $50 million Total Project Success Budget > $100 million over 3 years Timing Target start-up Nov.1, 2003 Will require expedited approval process Unocal Alaska