Future Scenario Development Byron Woertz, Manager – System Adequacy Planning Western Electricity Coordinating Council

Western Electricity Coordinating Council What Is WECC’s Mission? The Western Electricity Coordinating Council (WECC) is a non-profit corporation that exists to assure a reliable Bulk Electric System in the geographic area known as the Western Interconnection Western Electricity Coordinating Council

Western Electricity Coordinating Council What Is WECC’s Mission? The Western Electricity Coordinating Council (WECC) is a non-profit corporation that exists to assure a reliable Bulk Electric System in the geographic area known as the Western Interconnection Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee What plausible futures could occur in the Western Interconnection? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee Scenario Development Subcommittee What might be plausible futures for the Western Interconnection? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee Scenario Development Subcommittee What might be plausible futures for the Western Interconnection? What studies should we conduct to understand potential reliability risks? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee Scenario Development Subcommittee What might be plausible futures for the Western Interconnection? Studies Subcommittee What studies should we conduct to understand potential reliability risks? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee Scenario Development Subcommittee What might be plausible futures for the Western Interconnection? Studies Subcommittee What studies should we conduct to understand potential reliability risks? What models should we use to conduct desired studies? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee Scenario Development Subcommittee What might be plausible futures for the Western Interconnection? Studies Subcommittee What studies should we conduct to understand potential reliability risks? Modeling Subcommittee What models should we use to conduct desired studies? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee Scenario Development Subcommittee What might be plausible futures for the Western Interconnection? Studies Subcommittee What studies should we conduct to understand potential reliability risks? Modeling Subcommittee What models should we use to conduct desired studies? What data do we need to operate the models? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

How Does WECC Accomplish Its Mission? Reliability Assessment Committee Scenario Development Subcommittee What might be plausible futures for the Western Interconnection? Studies Subcommittee What studies should we conduct to understand potential reliability risks? Modeling Subcommittee What models should we use to conduct desired studies? Data Subcommittee What data do we need to operate the models? What potential future reliability risks should WECC be thinking about? Western Electricity Coordinating Council

RAC Organizational Structure Reliability Assessment Committee Scenario Development Subcommittee Studies Subcommittee Modeling Subcommittee Data Subcommittee Western Electricity Coordinating Council

How Do Scenarios Relate to Reliability Assessment? Drivers What influences our needs? Early Indicators How are the drivers changing? Scenarios Plausible Futures for the Western Interconnection Reliability Risks What future reliability risks should we be thinking about? Strategic Choices What options do we have to manage potential reliability risks? Western Electricity Coordinating Council

Scenarios-to-Modeling Modeling Approaches Study Cases Assessment Results Strategic Choices Western Electricity Coordinating Council

Western Electricity Coordinating Council Contact Byron Woertz Manager, System Adequacy Planning bwoertz@wecc.biz (801) 883-6841 Western Electricity Coordinating Council