Pacific Gas and Electric Company Submits Updated Plan and Schedule to Address Action Item 3

Strategic Insights -

The Pacific Gas and Electric Company (PG&E) has submitted an updated plan and schedule to address Action Item 3 (I-3) from the 2022 annual Federal Energy Regulatory Commission (FERC) dam safety inspection of Lower Peak Dam, which is part of PG&E's Drum-Spaulding Hydroelectric Project, FERC No. 2310. The updated plan and schedule aim to address the follow-up action items provided by FERC in a letter dated August 2, 2022. The submission follows PG&E's original plans and schedules submitted in a letter dated September 15, 2022, and the extension of time submitted on September 13, 2024.

Key Takeaways:

  • The Pacific Gas and Electric Company (PG&E) has submitted an updated plan and schedule to address Action Item 3 (I-3) from the 2022 annual Federal Energy Regulatory Commission (FERC) dam safety inspection of Lower Peak Dam.
  • The updated plan and schedule aim to address the follow-up action items provided by FERC in a letter dated August 2, 2022, as part of the Drum-Spaulding Hydroelectric Project, FERC No. 2310.
  • The submission includes a topographic survey of Lower Peak Lake Auxiliary Dam, prepared by PACE Engineering and dated March 26, 2025 (Enclosure 2).
  • PG&E has reviewed the consultant's topographic survey and concurs with the information presented therein.
  • The status of PG&E's efforts to address Action Item 3 is enclosed with the letter, along with the updated plan and schedule (Enclosure 1).
  • The contact information for technical and general questions is provided, including Lacy Cannon's phone number (530) 205-5404 and Jackie Pope's phone number (530) 254-4007.
  • The Enclosures are marked "CUI//CEII - DO NOT RELEASE" indicating that they contain Classified Unclassified Information/Controlled Unclassified Information.

Statistics:

  • The 2022 annual FERC dam safety inspection of Lower Peak Dam was conducted on June 28, 2022.
  • FERC provided follow-up action items to PG&E in a letter dated August 2, 2022.
  • PG&E submitted its original plans and schedules to address the items in a letter dated September 15, 2022.
  • PG&E submitted an extension of time to address Action Item 3 on September 13, 2024.
  • The topographic survey of Lower Peak Lake Auxiliary Dam was prepared by PACE Engineering and dated March 26, 2025.

Sources:

  • Pacific Gas and Electric Company, Power Generation 300 Lakeside Drive Oakland, CA 94612 Mailing Address: P.O. Box 28209 Oakland, CA 94604
  • Federal Energy Regulatory Commission, Division of Dam Safety and Inspections 100 First Street, Suite 2300 San Francisco, CA 94105-3084
  • Thomas Banks, Area 4 Engineer, Central Region, Field Engineering Branch, California Department of Water Resources.