Why energy storage is cost-effective

California’s electricity system has reached a transforming regulatory milestone. On September 3, Commissioner Carla Peterman of the California Public Utilities Commission (CPUC) authored a proposed decision ordering a 1.325 GW utility energy storage procurement target for California’s electric grid by 2020, if viable and cost-effective. The CPUC is expected to decide on a final number for the target in the coming months. But many have seen the