Integrated Resource Plan FY 2007 October 31, 2007 Joint Filing to the Western Area Power Administration by: Salt River Project Central Arizona Water Conservation District Gila River Indian Community Fort McDowell Yavapai Nation Salt River Pima-Maricopa Indian Community This FY 2007 Integrated Resource Plan has been reviewed and approved by the following authorized representatives: ____________________________________ ____________________________________ Charles B. Duckworth Date Larry Dozier Date Manager Deputy General Manager Energy Management and Information Central Arizona Project Salt River Project If you have any questions about this plan, please contact: John Coggins Gary Ijams Manager, Resource Planning Power Program Manager SRP CAP PO Box 52025 23636 N. 7th Street Phoenix, AZ 85072-2025 Phoenix, AZ 85024 602-236-4514 623-869-2362 TABLE OF CONTENTS STAKEHOLDER BACKGROUND ................................................................................................................................. 1 SALT RIVER PROJECT ....................................................................................................................................................... 1 CENTRAL ARIZONA WATER CONSERVATION DISTRICT .................................................................................................... 1 CAWCD LOAD AND POWER RESOURCES ......................................................................................................................... 2 SALT RIVER PIMA-MARICOPA INDIAN COMMUNITY, FT. MCDOWELL YAVAPAI NATION, AND GILA RIVER INDIAN COMMUNITY ..................................................................................................................................................................... 2 SRP, CAWCD, AND NATIVE AMERICAN TRIBES WAPA IRP FILING ............................................................... 4 OVERVIEW ........................................................................................................................................................................ 5 SRP’S RESOURCE PLANNING OBJECTIVES ............................................................................................................ 6 ENSURE ADEQUATE AND RELIABLE SERVICE TO ELECTRIC CUSTOMERS ......................................................................... 6 PROVIDE AN ECONOMICALLY EFFICIENT AND ENVIRONMENTALLY RESPONSIBLE UTILIZATION OF RESOURCES ............. 6 MAINTAIN SRP’S FINANCIAL AND OPERATIONAL INTEGRITY .......................................................................................... 6 MAXIMIZE FLEXIBILITY IN FUTURE RESOURCE ACQUISITION .......................................................................................... 7 MANAGE UNCERTAINTIES ................................................................................................................................................ 7 SUMMARY ........................................................................................................................................................................ 7 HOW SRP RETAIL CUSTOMERS USE ELECTRICITY ............................................................................................ 8 EXISTING ELECTRIC UTILITY SYSTEM INFRASTRUCTURE .......................................................................... 10 HYDROELECTRIC FACILITIES .......................................................................................................................................... 10 GAS/OIL FACILITIES ....................................................................................................................................................... 10 COAL FACILITIES ............................................................................................................................................................ 11 NUCLEAR FACILITY ........................................................................................................................................................ 11 EXPANSION AND ACQUISITION OF FACILITIES ................................................................................................................ 12 EXCHANGE AGREEMENT WITH WESTERN AREA POWER ADMINISTRATION .................................................................... 12 TRANSMISSION RESOURCES .................................................................................................................................... 15 ENVIRONMENTAL CONSIDERATIONS IN RESOURCE PLANNING ................................................................ 17 CLEAN AIR ACT COMPLIANCE ........................................................................................................................................ 17 Title IV – Acid Rain ................................................................................................................................................... 17 Visibility .................................................................................................................................................................... 17 Mercury ..................................................................................................................................................................... 18 New Generation - Non-Attainment ............................................................................................................................ 18 New Generation - Attainment .................................................................................................................................... 19 CLIMATE CHANGE – CARBON DIOXIDE (CO2) ................................................................................................................ 19 WATER SUPPLY AND WATER QUALITY .......................................................................................................................... 19 SUSTAINABLE PORTFOLIO INITIATIVE ................................................................................................................ 20 LANDFILL GAS ................................................................................................................................................................ 20 SOLAR ENERGY .............................................................................................................................................................. 20 LOW-IMPACT HYDRO POWER ......................................................................................................................................... 21 FUEL CELL TECHNOLOGY ............................................................................................................................................... 21 EARTHWISE SOLAR ENERGY .......................................................................................................................................... 21 EARTHWISE ENERGY ...................................................................................................................................................... 21 SUSTAINABLE RESOURCES.............................................................................................................................................. 22 DEMAND-SIDE-MANAGEMENT PROGRAMS ........................................................................................................ 23 M-POWER ....................................................................................................................................................................... 23 SRP POWERWISE HOME PROGRAM (PWH).................................................................................................................... 23 ENERGY CONSERVATION TOOLS .................................................................................................................................... 23 RESIDENTIAL PROGRAMS ............................................................................................................................................... 23 COMMERCIAL/INDUSTRIAL PROGRAMS .......................................................................................................................... 24 FY07 RESOURCE PLAN ................................................................................................................................................ 25 SRP RESOURCE NEEDS AND EXISTING RESOURCES ....................................................................................................... 25 FUTURE RESOURCE OPTIONS .......................................................................................................................................... 26 Natural Gas ............................................................................................................................................................... 27 Coal ........................................................................................................................................................................... 27 Sustainable Resources ............................................................................................................................................... 27 Purchase Commitments ............................................................................................................................................. 27 Demand-Side-Management Programs ...................................................................................................................... 28 Territorial and Contingent Sale to APS ...................................................................................................................