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HomeMy WebLinkAbout05.01.2024 Board Correspondence - FW_ Dam Safety Compliance Report submitted in FERC P-619-000 by Pacific Gas and Electric Company,et al.From:Clerk of the Board To:Bennett, Robin; Clerk of the Board; Connelly, Bill; Cook, Holly; Cook, Robin; Durfee, Peter; Hancock, LeAnne; Jessee, Meegan; Kimmelshue, Tod; Kitts, Melissa; Lee, Lewis; McDonnell, Susan; Pickett, Andy; Ritter, Tami; Stephens, Brad J.; Sweeney, Kathleen; Teeter, Doug; Zepeda, Elizabeth; Loeser, Kamie Cc:Nevers, Dawn Subject:Board Correspondence - FW: Dam Safety Compliance Report submitted in FERC P-619-000 by Pacific Gas and Electric Company,et al. Date:Wednesday, May 1, 2024 9:52:06 AM Please see Board correspondence - -----Original Message----- From: 'FERC eSubscription' <eSubscription@ferc.gov> Sent: Wednesday, May 1, 2024 6:35 AM Subject: Dam Safety Compliance Report submitted in FERC P-619-000 by Pacific Gas and Electric Company,et al. .ATTENTION: This message originated from outside Butte County. Please exercise judgment before opening attachments, clicking on links, or replying.. On 5/1/2024, the following Filing was submitted to the Federal Energy Regulatory Commission (FERC), Washington D.C.: Filer: Pacific Gas and Electric Company Pacific Gas & Electric Company (as Agent) Docket(s): P-619-000 Lead Applicant: Pacific Gas and Electric Company Filing Type: Dam Safety Compliance Report Description: Pacific Gas and Electric Company submits report of completion of efforts to address FERC Comments 3 and 5 re erodibility assessment to support spillway rehabilitation project at Bucks Diversion Dam of the Bucks Creek Hydroelectric Project under P-619. 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Box 28209 Oakland, CA 94604 April 30, 2024 Via Electronic Submittal (E-File) Frank L. Blackett, P.E., Regional Engineer Federal Energy Regulatory Commission Division of Dam Safety and Inspections 100 First Street, Suite 2300 San Francisco, CA 94105-3084 RE: Bucks Creek Hydroelectric Project, FERC No. 619-CA Bucks Diversion Dam, NATDAM No. CA00331 Spillway Rehabilitation Project – Erodibility Assessment ENCLOSURES CONTAIN CUI//CEII – DO NOT RELEASE Dear Frank L. Blackett: This letter reports on the completion of Pacific Gas and Electric Company's (PG&E) efforts to address the Federal Energy Regulatory Commission’s (FERC) comments regarding an erodibility assessment to support the spillway rehabilitation project (Project) at Bucks Diversion Dam (or Lower Bucks Dam), which is part of PG&E’s Bucks Creek Hydroelectric Project, FERC No. 619. FERC original ly requested the erodibility assessment in Comment 5 of their May 10 , 2022, letter, which was superseded by Comment 3 from their April 27, 2023, letter. A table summarizing the Project correspondence between PG&E and FERC that is specific to the spillway erodibility assessment is provided below to aid FERC’s review. It should be noted that in PG&E’s November 14, 2023, request for an extension of time letter , listed below, PG&E inadvertently referenced Comment 2 from FERC’s May 10, 2022, rather than Comment 5. Purpose of Correspondence Letter Date FERC provided Comment 5 (spillway terminus and plunge pool erodibility assessment) May 10, 2022 PG&E’s original response to FERC’s May 10, 2022, Comment 5 June 14, 2022 FERC Comment 3 regarding PG&E’s June 14, 2022, letter April 27, 2023 PG&E’s plan and schedule to address FERC’s April 27, 2023, Comment 3 June 16, 2023 FERC acceptance of PG&E’s June 16, 2023, plan and schedule, Comment 3 September 15, 2023 PG&E’s updated plan and schedule to address FERC’s September 15, 2023, Comment 3 November 1, 2023 PG&E’s extension of time request for FERC’s April 27, 2023, Comment 3 November 14, 2023 FERC Comments 2 and 3 regarding PG&E’s November 1, 2023, letter December 21, 2023 PG&E’s response to FERC’s December 21 , 2023, comments February 5, 2024 Document Accession #: 20240501-5053 Filed Date: 05/01/2024 Frank L. Blackett, P.E., Regional Engineer April 30, 2024 Page 2 A summary and conclusion of PG&E’s efforts to address Comments 5 and 3 is enclosed with this letter (Enclosure 1) along with the results of the spillway erodibility assessment prepared by PG&E’s consultant (Enclosure 2). PG&E has reviewed the consultant’s assessment and concurs with the information presented therein. PG&E believes that Comments 5 and 3 ha ve been satisfactorily addressed based on the information enclosed with this letter and no further action is necessary. Should you have technical questions concerning this matter, please contact Ben Fontana, senior dam safety engineer for PG&E, at (530) 762-9459. For general questions, please contact Andrew Garcia, license coordinator for PG&E, at (530) 228-8990. Sincerely, Robert O. Ellis, P.E., G.E. Deputy Chief Dam Safety Engineer Enclosures : CUI//CEII – DO NOT RELEASE 1. Summary and Conclusion for FERC Comments 5 and 3 Regarding an Erodibility Assessment for the Spillway Rehabilitation Project 2. Spillway Erodibility Analysis for Bucks Diversion Dam , prepared by BGC Engineering Consultants, Inc., and dated April 15, 2024 cc: via hard copy w/enclosures Sharon Tapia, Division Manager Department of Water Resources Division of Safety of Dams 2720 Gateway Oaks Drive, Suite 300 Sacramento, CA 95833 Document Accession #: 20240501-5053 Filed Date: 05/01/2024 Document Content(s) PGE20240430_619_BucksDivSpillway_RespToCmnts_Ltr.pdf ......................1Document Accession #: 20240501-5053 Filed Date: 05/01/2024