SoCalGas Petitions CPUC to Update Hydrogen Blending Demonstration Requirements Based on Global Safety History and Research

LOS ANGELES, Feb. 4, 2026 /PRNewswire/ -- Southern California Gas Co. (SoCalGas), along with San Diego Gas & Electric Company and Southwest Gas Corporation, on Tuesday submitted a petition to the California Public Utilities Commission (CPUC) to modify a 2022 decision ordering the California investor-owned gas utilities (IOUs) to develop a demonstration project blending up to 5% hydrogen into natural gas prior to recommending a systemwide clean renewable hydrogen injection standard for medium pressure distribution systems.