SDG&E Expands Energy Storage Capabilities to Enhance Grid Resiliency and Affordability for Customers

Core Insights - The California Public Utilities Commission has approved the expansion of San Diego Gas & Electric's Westside Canal Battery Energy Storage facility, adding 100 megawatts (MW) to the existing 131 MW capacity, expected to be operational by June 2025 [1][2] Group 1: Expansion Details - The Westside Canal complex will increase its total energy storage capacity to 231 MW, making it the largest asset in SDG&E's utility-owned battery storage portfolio [3] - SDG&E's overall battery storage portfolio is projected to reach nearly 480 MW and over 1.9 GWh of energy storage by year-end, including the Westside Canal expansion and two additional projects in San Diego County [3] Group 2: Benefits and Services - The expansion will enhance grid reliability and efficiency by providing backup power during peak-demand periods, supporting grid functions like frequency regulation and voltage control, and facilitating efficient energy use [5][8] - The project aims to improve energy affordability by securing federal tax credits, which have already allowed SDG&E to lower the average monthly electric delivery bill for residential customers by returning $200 million in tax credits [4] Group 3: Safety and Standards - The facility is designed to meet strict safety standards set by Underwriters Laboratories and the National Fire Protection Association, incorporating advanced safety measures [5][6] - SDG&E emphasizes robust safety systems and coordination with first responders to ensure a safe transition to a cleaner energy future [6]