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Agencies say California is 'cautiously optimistic' on summer reliability but warn wildfire and heat risks remain

5603476 · August 19, 2025
AI-Generated Content: All content on this page was generated by AI to highlight key points from the meeting. For complete details and context, we recommend watching the full video. so we can fix them.

Summary

At an oversight hearing, CPUC, CEC, CAISO and DWR told the State Senate they are better prepared than in 2020 but flagged remaining risks from extreme heat, wildfire and transmission constraints; storage and new procurement have improved supply, while demand flexibility remains a key near‑term tool.

State energy regulators and the state’s grid operator told a California State Senate committee that the state enters the high‑demand months from a stronger position than after the rotating outages of 2020, but that risks from extended heat waves and wildfires could still stress the system.

“Agencies have adopted the word ‘cautiously optimistic,’” CEC Vice Chair Sibagunda told the committee during an Aug. oversight hearing called to review work on electricity reliability and provisions of SB 846 concerning Diablo Canyon. The California Independent System Operator’s president, Elliot Mainzer, said “so far this year, no flex alerts and no energy emergency alerts.”

The update matters because California’s net‑peak demand — the hours after solar generation falls but air‑conditioning load remains high — remains the primary reliability challenge, and agencies say a mix of new resources plus demand‑side programs are the tools most likely to avoid outages.

CAISO, the California Public Utilities Commission, the California Energy Commission and the Department of Water Resources reported several concrete changes since 2020: state utilities and…

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