PG&E reveals cause of S.F. substation fire that led to power outages
- Posted on May 8, 2026
- By San Francisco Chronicle
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- 1 min read
PG&E reveals cause of S.F. substation fire that led to power outages
PG&E on Friday released the findings from a third-party firm it commissioned to figure out what led to the Dec. 20 fire inside a crucial SoMa electric facility.