2011 Statewide Evaluation of California Aggregator Demand Response Programs Volume I: Ex Post and Ex Ante Impacts

This report documents the ex post load impact evaluation for program year 2011 for the aggregator demand response (DR) programs operated by the three California investor-owned utilities (IOUs): Pacific Gas and Electric (PG&E), Southern California Edison (SCE) and San Diego Gas and Electric (SDG&E). Specifically, the evaluation covers the statewide Capacity Bidding Program (CBP), which is operated by all three IOUs, PG&E’s Aggregator Managed Portfolio (AMP) and SCE’s Demand Response Resource Contracts (DRRC). Collectively, these programs are referred to as aggregator programs.

This volume documents the 2011 ex post evaluation and the estimated ex ante impacts for 2012 to 2022. The results are reported for each aggregator program and utility. Volume II provides an assessment of settlement baseline rules. In specific, it assesses whether specific changes to settlement baseline rules help improve the accuracy of the settlements. The analysis in Volume II is intended to comply with the CPUC decision D.12-04-045.

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