Pacific Gas and Electric Company Submits Plan to Address FERC Comment on Halsey Afterbay Dam

Strategic Insights -

Pacific Gas and Electric Company has submitted a plan to address a Federal Energy Regulatory Commission (FERC) comment on the Erodibility Assessment of the Downstream Embankment report for its Halsey Afterbay Dam, part of the Drum-Spaulding Hydroelectric Project. The plan and schedule were provided in response to FERC's Comment 1 (C-1) issued on April 3, 2025, to which PG&E had initially responded on June 27, 2024. PG&E's Deputy Chief Dam Safety Engineer, Angie Hodskins, has outlined the company's plan and schedule to address the FERC comment, with technical questions to be directed to Sarah Atmadja, dam safety engineer, and general questions to Jackie Pope, license coordinator.

Key Takeaways:

  • Pacific Gas and Electric Company has submitted a plan to address FERC Comment 1 (C-1) on the Erodibility Assessment of the Downstream Embankment report for Halsey Afterbay Dam.
  • The comment was issued by FERC on April 3, 2025, and responded to by PG&E on June 27, 2024.
  • The plan and schedule to address the comment are outlined in Enclosure 1 of the letter.
  • Technical questions on the matter should be directed to Sarah Atmadja, dam safety engineer, at (626) 497-6030.
  • General questions should be directed to Jackie Pope, license coordinator, at (530) 254-4007.
  • The plan and schedule are a response to FERC's review of the Erodibility Assessment of the Downstream Embankment report.
  • The report was initially provided to FERC on June 25, 2024, as part of the company's commitment to dam safety.
  • Emilie Wise, an experienced engineer with PG&E's hydroelectric division has led the team in developing this plan and schedule.

Statistics:

  • June 25, 2024: Date the Erodibility Assessment of the Downstream Embankment report was submitted to FERC.
  • June 27, 2024: Date PG&E responded to the report.
  • April 3, 2025: Date FERC issued Comment 1 (C-1) on the report.
  • (626) 497-6030: Phone number of Sarah Atmadja, dam safety engineer for PG&E.
  • (530) 254-4007: Phone number of Jackie Pope, license coordinator for PG&E.
  • June 25, 2024: Date of initial submission to FERC.
  • June 27, 2024: Date of PG&E's response.

Sources:

  • Pacific Gas and Electric Company letter to Frank L. Blackett, dated [no date specified].
  • Federal Energy Regulatory Commission letter to Pacific Gas and Electric Company, dated April 3, 2025.
  • Pacific Gas and Electric Company letter to Frank L. Blackett, dated June 27, 2024.