Past Public Meetings

The Diablo Canyon Independent Safety Committee Notice of Public Meeting

  THE DIABLO CANYON INDEPENDENT SAFETY COMMITTEE
(https://www.dcisc.org)
    NOTICE OF PUBLIC MEETING

NOTICE IS HEREBY GIVEN that on October 20-21, 2026, at the Avila Beach House Point San Luis Conference Room/Seaborn Ballroom located at First & San Francisco Streets, Avila Beach, California, a public meeting will be held by the Diablo Canyon Independent Safety Committee (DCISC) in five sessions, at the times indicated, to consider the following matters.

You may also participate in the DCISC's public meeting in person or in real-time by accessing the Zoom webinar meeting via the weblink and the webinar ID given below or by calling any of the phone numbers provided below. Instructions on how to access, view and participate in remote meetings are also provided by visiting the DCISC's home page at https://www.dcisc.org. Attendees can make oral comments or ask questions of the Committee Members during the webinar meeting by using the "Raise Your Hand" feature or by pressing *9 on your telephone keypad if joining by telephone only. If you are unable to participate in real-time, you may email to dcsafety@dcisc.org with the subject line "Public Comment Item#___" (insert the item number relevant to your comment) or "Public Comment – Non-Agenda Item." Comments will be reviewed and distributed before the meeting if received by Noon on Monday, October 19, 2026. Comments received after that will be addressed during the item and/or at the end of the meeting. All comments received will be read into and become part of the record, subject to a time limit determined by the presiding officer. Subject to the requirements to publish an agenda in advance, the Committee will have the option to modify its actions on items based on comments received.

Zoom Webinar Meeting ID: Webinar ID: 872 7710 9381
Please use the link below to join the webinar
https://us02web.zoom.us/j/87277109381

Zoom Webinar Meeting Telephone Only Participation: Phone one-tap:+16694449171,,87277109381# US,+16699006833,,87277109381# US (San Jose), Join via audio:+1 669 444 9171 US,+1 669 900 6833 US (San Jose),+1 408 638 0968 US (San Jose),+1 719 359 4580 US, +1 253 205 0468 US,+1 253 215 8782 US (Tacoma),+1 346 248 7799 US (Houston),\+1 301 715 8592 US (Washington DC), +1 305 224 1968 US,+1 309 205 3325 US,+1 312 626 6799 US (Chicago),+1 360 209 5623 US,+1 386 347 5053 US,+1 507 473 4847 US,+1 564 217 2000 US,+1 646 876 9923 US (New York),+1 646 931 3860 US,+1 689 278 1000 US.

1.         Morning Session - (10/20/2026) - 8:30 a.m.  Opening comments; receive public comments and communications to the Committee; receive informational presentations requested by the Committee of PG&E related to plant safety and operations, including the State of the Plant regarding organizational changes, past and future activities, power history, significant equipment issues, significant human performance issues, significant safety culture issues, and other station activities and industry awards since the DCISC's June 2026 public meeting; the status of NRC Performance Indicators, Licensee Event Reports, NRC Inspection Reports and Notices of Violation, open issues raised by NRC resident inspectors, status of cross-cutting issues matrix, current and future license amendment requests, effects of recent NRC inspection program changes on the number and composition of inspections at Diablo Canyon Power Plant (DCPP), update on the Emergency Preparedness Department and results of September 2026 emergency preparedness evaluated exercise and review of exercise objectives and results; Committee business, discussion of future meeting dates, technical consultant contracts and assignments and documents provided to the Committee, and a closed session for personnel matters (Government Code Section 11126).

2.         Afternoon Session - (10/20/2026) - 1:15 p.m.  Committee member comments; receive public comments and communications to the Committee; receive informational presentations requested by the Committee of PG&E related to plant safety and operations, including the purpose, organization, and status of probabilistic risk assessment programs; and reports by Committee Technical Consultants on and approval of fact finding visit to DCPP conducted on July 6-7 and July 28-29, 2026.

            3.         Evening Session - (10/20/2026) - 5:00 p.m. Committee member comments; introductory comments; receive informational presentations requested by the Committee of PG&E related to plant safety and operations, including the results of PG&E's analysis of Capsule B from the Unit 1 Reactor Vessel Surveillance Program; presentation by Committee Consultant Dr. Mark Kirk reporting on his evaluation of PG&E's results of analysis of Capsule B, and by DCISC Member Dr. Raluca Scarlat reporting on her evaluation of PG&E's results of the analysis of Capsule B; and receive public comments to the Committee.

            4.         Morning Session - (10/21/2026) - 8:30 a.m.  Committee member comments; receive public comments and communications to the Committee; Committee consideration of performing additional reviews of Unit 1 reactor pressure vessel Surveillance Test Program results; receive informational presentations requested by the Committee of PG&E related to plant safety and operations, including on the results of aging management inspections conducted at the Independent Spent Fuel Storage Facility (including multi-purpose canisters) in summer 2026; report by Committee Technical Consultant on and approval of fact finding visit to DCPP conducted on June 29, August 18-19 and September 1-2, 2026.

            5.         Afternoon Session - (10/21/2026) - 1:30 p.m.  Committee member comments; receive public comments and communications to the Committee; Committee discussion including review and acceptance of Minutes of June 16 - 17, 2026, public meeting, review of the Open Items List and status of Recommendations, report on the October 15, 2026 meeting of the Independent Peer Review Panel (IPRP) addressing PG&E's reply to the IPRP Response to PG&E's 2024 Updated Seismic Assessment, brief remarks by San Luis Obispo County Supervisor and IPRP Member Dr. Bruce Gibson, regulatory, administrative, and financial matters, public outreach and engagement, interaction with governmental agencies, consider ratifying contracts and contracts amendments with Committee Consultants, and other Committee discussion, approval of the DCISC 36th Annual Report on Safety of Diablo Canyon Nuclear Power Plant Operations, July 1, 2025 – June 30, 2026, and recognition of 30+ years of service - DCISC Technical Consultant Mr. R. Ferman Wardell, P.E and DCISC Legal Counsel Robert R. Wellington, Esq.

The meeting will be webcast in real time at: http://www.slo-span.org/ and through https://www.dcisc.org. The specific meeting agenda will be available at least 10 calendar days before the meeting and the agenda together with the staff reports and materials regarding the above meeting agenda items will be available for public review commencing Friday, October 16, 2026, at the Special Collections and Archives Department of the Cal Poly Library in San Luis Obispo and online at www.dcisc.org. For further information regarding the public meeting, please contact Robert Rathie, Committee Legal Counsel, P.O. Box 4253, Carmel-by-the-Sea, CA 93921-4253; telephone: 1-800-439-4688 or read the agenda on line by visiting the Committee's website at www.dcisc.org.

Dated: June 10, 2026

DCISC Agenda for the next Public Meeting

DIABLO CANYON
INDEPENDENT SAFETY COMMITTEE ("DCISC")
(www.dcisc.org)

Committee Members:

Dr. Najmedin Meshkati Dr. Per F. Peterson Dr. Raluca O. Scarlat

*  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  *  * * * * * * * * *

Tuesday & Wednesday, October 20-21, 2026
Avila Beach House
Point San Luis Room /Seaborn Ballroom
First & San Francisco Streets, Avila Beach, California

PUBLIC MEETING AGENDA

This public meeting will be webcast in real time at:
http://www.slo-span.org/local_webcast/DCISC/stream_index.htm and through https://www.dcisc.org
This meeting is also being produced as a Zoom webinar by AGP Video Inc. and will be broadcast subsequently on San Luis Obispo local government access television, Channel 21.

Zoom Webinar Meeting ID: Webinar ID: 872 7710 9381
Please click the link below to join the webinar
https://us02web.zoom.us/j/87277109381

Zoom Webinar Meeting Telephone Only Participation: Phone one-tap:+16694449171,,87277109381# US,+16699006833,,87277109381# US (San Jose), Join via audio:+1 669 444 9171 US,+1 669 900 6833 US (San Jose),+1 408 638 0968 US (San Jose),+1 719 359 4580 US,
+1 253 205 0468 US,+1 253 215 8782 US (Tacoma),+1 346 248 7799 US (Houston),\+1 301 715 8592 US (Washington DC),
+1 305 224 1968 US,+1 309 205 3325 US,+1 312 626 6799 US (Chicago),+1 360 209 5623 US,+1 386 347 5053 US,+1 507 473 4847 US,+1 564 217 2000 US,+1 646 876 9923 US (New York),+1 646 931 3860 US,+1 689 278 1000 US,

PARTICIPATION

You may participate in the DCISC's public meeting in person or in real-time by accessing the Zoom webinar meeting via the weblink and the webinar ID given above or by calling any of the phone numbers provided at the top of this agenda. Instructions on how to access, view and participate in remote meetings are also provided by visiting the DCISC's home page at https://www.dcisc.org/.  Attendees can make oral comments or ask questions of the Committee Members during the webinar meeting by using the "Raise Your Hand" feature or by pressing *9 on your telephone keypad if joining by telephone only. If you are unable to participate in real-time, you may email to dcsafety@dcisc.org with the subject line "Public Comment Item#___" (insert the item number relevant to your comment) or "Public Comment - Non-Agenda Item."  Comments will be reviewed and distributed before the meeting if received by Noon on Monday, October 19, 2026. Comments received after that will be addressed during the item and/or at the end of the meeting. All comments received will be read into and become part of the record, subject to a time limit determined by the presiding officer. Subject to the requirements to publish an agenda in advance, the Committee will have the option to modify its actions on items based on comments received.

In accordance with the Bagley-Keene Open Meeting Act (CA Govt. Code §§11120 et seq.) and the Committee's Policies, for each item on the Agenda the Committee reserves the right, at the discretion of the presiding officer, to limit the total amount of time allocated for public comment on particular issues and/or for each individual public commenter. A time limit for each public commenter will be announced during every session. For any public commenter(s) who previously requested and at the discretion of the presiding officer were granted additional time an announcement will be made at the beginning of the session. Public commenters will not be recognized more than once during public comments on matters not on the agenda or during consideration of an agenda item but may be called upon subsequently to respond to questions from the Committee. Public commenters may not cede time to other public commenters.

Morning Session - 10/20/2026 - 8:30 a.m.

I    CALL TO ORDER - ROLL CALL

II  INTRODUCTIONS AND COMMITTEE MEMBER COMMENTS

ADVISEMENT
The Committee may consider at any time requests to change the order of a listed agenda item.  Information distributed to the Committee at a public meeting becomes part of the public record of the DCISC. A copy of written or electronic material, pictures, etc., must be provided to the Committee's Legal Counsel for this purpose. Those persons making public comments are requested and encouraged to provide copies of any prepared written materials or electronic media they intend to use in their remarks to the Legal Counsel's office prior to addressing remarks to the Committee and in sufficient time such that they may be distributed. Correspondence received and sent by the Committee is on file with the Office of the DCISC Legal Counsel and copies are available upon request.  Devices for attendees who may be hearing impaired are available upon request. The meeting will be webcast in real time. Fourth Restated Charter provisions and protocol for addressing remarks to the Committee will be reviewed by Counsel.

III PUBLIC COMMENTS AND COMMUNICATIONS

Anyone wishing to address the Committee on matters not appearing on the Agenda may do so only at this time. (The public may comment on any matter listed on the morning's Agenda immediately following the time the matter is considered by the Committee.)  There will be a time limit for each topic and/or speaker as designated by the presiding officer as announced at the beginning of this session. No action will be taken by the Committee on matters brought up under this item, but they may be referred to staff for further study, response or action.

IV    INFORMATION ITEMS BEFORE THE COMMITTEE

Informational Presentations Requested by the Committee of PG&E:

1. Presentation by PG&E on the State of the Plant Update Including Organizational Changes, Significant Past and Future Plant Activities, Power History, Scope and Status of Unit 1 Refueling Outage 1R26, Significant Equipment Issues, Significant Human Performance Issues, Significant Safety Culture Issues, and Other Station Activities and Industry Awards Received since the DCISC's June 2026 Public Meeting.
    
2. Presentation by PG&E on the Status of NRC Performance Indicators, Licensee Event
   Reports, NRC Inspection Reports and Notices of Violation, Open Issues Raised by NRC Resident Inspectors, Status of Cross-Cutting Issues Matrix, Current and Future License Amendment Requests, Effects of Recent NRC Inspection Program Changes on the Number and Composition of Inspections at DCPP, and Other Significant Regulatory Issues/Requests.
    
3. Presentation by PG&E on Emergency Preparedness Department Update and Results of September 2026 Emergency Preparedness Evaluated Exercise Including a Review of All Exercise Objectives and Their Results.

V     DISCUSSION, DIRECTION AND ACTION, AS APPROPRIATE, BY THE COMMITTEE, CONSULTANTS & COUNSEL

1. Review of Future Meeting Dates, Technical Consultant Contracts and Assignments, and Documents Provided to the Committee.
    
2. Closed Session, Personnel Matters – Government Code 11126.

VI     ADJOURN MORNING SESSION

Afternoon Session - 10/20/2026 – 1:15 p.m.

VII  RECONVENE FOR AFTERNOON SESSION

VIII  COMMITTEE MEMBER COMMENTS

IX  PUBLIC COMMENTS AND COMMUNICATIONS

Anyone wishing to address the Committee on matters not appearing on the Agenda may do so only at this time. (The public may comment on any matter listed on the afternoon's Agenda immediately following the time the matter is considered by the Committee.)  There will be a time limit for each topic and/or speaker as designated by the presiding officer as announced at the beginning of this session. No action will be taken by the Committee on matters brought up under this item, but they may be referred to staff for further study, response or action.

X  INFORMATION ITEM BEFORE THE COMMITTEE

Informational Presentation Requested by the Committee of PG&E (Cont'd.):

4. Presentation by PG&E on the Purpose, Organization, and Status of Probabilistic Risk Assessment Programs at DCPP

XI  TECHNICAL CONSULTANT REPORTS; RECEIVE, APPROVE AND AUTHORIZE TRANSMITTAL OF FACT-FINDING REPORTS TO PG&E

3. Consultant Mr. Richard McWhorter:
   Fact-finding Topics; Report on and approval of July 6-7, 2026, Fact Finding Report.
    
4. Consultant Ms. Lisa Darden:
   Fact-finding Topics; Report on and approval of July 28-29, 2026, Fact Finding Report.

XII  ADJOURN AFTERNOON MEETING

Evening Session - 10/20/2026 – 5:00 p.m.

XIII   RECONVENE FOR EVENING SESSION

XIV    COMMITTEE MEMBER COMMENTS

XV    INTRODUCTORY COMMENTS

XVI INFORMATION ITEMS BEFORE THE COMMITTEE

Informational Presentation Requested by the Committee of PG&E (Cont'd.):

5. Presentation by PG&E on the Results of the Analysis of Capsule B from Unit 1 Reactor Vessel Surveillance Program.

XVII    INFORMATION ITEMS PRESENTED BY THE COMMITTEE

5. Consultant Dr. Mark Kirk Report on the Evaluation of PG&E's Results of the Analysis of Capsule B from Unit 1 Reactor Vessel Surveillance Program.
    
6. Member Dr. Raluca Scarlat Report on the Evaluation of PG&E's Results of the Analysis of Capsule B from Unit 1 Reactor Vessel Surveillance Program.

XVIII   PUBLIC COMMENTS AND COMMUNICATIONS

The public may comment on any of the three Capsule B- related matters listed on the evening's Agenda immediately following the last matter considered by the Committee. Anyone wishing to address the Committee on matters not appearing on the Agenda may do so only following comments on matters on the evening's agenda.  There will be a time limit for each topic and/or speaker as designated by the presiding officer as announced at the beginning of this session. No action will be taken by the Committee on matters brought up under this item, but they may be referred to staff for further study, response or action.

XIX   ADJOURN EVENING SESSION

Morning Session - 10/21/2026 – 8:30 a.m.

XX    RECONVENE FOR MORNING SESSION

XXI    COMMITTEE MEMBER COMMENTS

XXII   PUBLIC COMMENTS AND COMMUNICATIONS

The public may comment on the matter listed on the morning's Agenda immediately following the time the matter is considered by the Committee. Anyone wishing to address the Committee on matters not appearing on the Agenda may do so following those comments.  There will be a time limit for each topic and/or speaker as designated by the presiding officer as announced after the presentation by the Committee. No action will be taken by the Committee on matters b brought up under this item, but they may be referred to staff for further study, response or action.

XXIII DISCUSSION, DIRECTION AND ACTION, AS APPROPRIATE, BY THE COMMITTEE, CONSULTANTS & COUNSEL

7. Committee Consideration of Performing Additional Reviews of Unit 1 Reactor Pressure Vessel Surveillance Test Program Results.

XXIV  INFORMATION ITEM BEFORE THE COMMITTEE

Informational Presentation Requested by the Committee of PG&E (Cont'd.):

6. Presentation by PG&E on the Results of Aging Management Inspections Conducted at the Independent Spent Fuel Storage Facility (Including Multi-Purpose Canisters) in Summer 2026.

XXV    TECHNICAL CONSULTANT REPORT; RECEIVE, APPROVE AND AUTHORIZE TRANSMITTAL OF FACT-FINDING REPORT TO PG&E

8. Consultant Mr. Richard St. Onge:
   Fact-finding Topics; Report on and approval of June 29, August 18-19, and September 1-2, 2026, Fact Finding Report.

XXVI    ADJOURN MORNING SESSION

Afternoon Session - 10/21/2026 – 1:15 p.m.

XXVII    RECONVENE FOR AFTERNOON SESSION

XXVIII    COMMITTEE MEMBER COMMENTS

XXIX   PUBLIC COMMENTS AND COMMUNICATIONS

Anyone wishing to address the Committee on matters not appearing on the Agenda may do so only at this time. (The public may comment on matters listed on the afternoon's Agenda immediately following the time the matter is considered by the Committee.) There will be a time limit for each topic and/or speaker as designated by the presiding officer as announced at the beginning of this session. No action will be taken by the Committee on matters brought up under this item, but they may be referred to staff for further study, response or action.

XXX   INFORMATION ITEMS BEFORE THE COMMITTEE

9. Review and Acceptance of Minutes of June 16 - 17, 2026, Public Meeting.
    
10. Review of Open Items List and Status of Recommendations.
     
11. Consultant Dr. Thomas H. Jordan, Report on the October 15, 2026, Meeting of the CPUC Independent Peer Review Panel (IPRP) for Seismic Studies of DCPP and Environs to Review the PG&E Reply to the IPRP Response to PG&E's 2024 Updated Seismic Assessment [issued on February 19, 2026].
     
12. Brief Remarks by San Luis Obispo County Supervisor and IPRP Member Dr. Bruce Gibson regarding the IPRP's October 15, 2026, Public Meeting.
     
13. Committee Regulatory, Administrative and Financial Matters, Public Outreach and Engagement, Interaction with Governmental Agencies Including the California Energy Commission and the IPRP, Consider Ratifying Contracts and Contracts Amendments with Committee Consultants, and Other Committee Discussion.

XXXI   ACTION ITEMS

14. Approval of the DCISC 36th Annual Report on Safety of Diablo Canyon Nuclear Power Plant Operations, July 1, 2025 – June 30, 2026.
     
15. Recognition of 30+ Years of Service - DCISC Technical Consultant Mr. R. Ferman Wardell, P.E and DCISC Legal Counsel Robert R. Wellington, Esq

XXXII   CONCLUDING REMARKS & DISCUSSION BY COMMITTEE MEMBERS OF FUTURE DCISC ACTIVITIES

16. Future Actions by the Committee.
17. Further Information to Obtain/Review.
18. Confirmation of Future Site Visits, and Public Meetings.

XXXIII   ADJOURNMENT OF THE ONE HUNDRED AND FIFTEENTH PUBLIC MEETING

The Committee's policy is to schedule its public meetings in locations that are accessible to people with disabilities and to remain in compliance with state guidelines on prevention of communicable disease. Hand sanitizers and face coverings are available in the meeting room. The Avila Beach House Port San Luis/Seaborn Ballroom conference room is a wheelchair accessible facility. A person who needs a disability-related accommodation or modification, including hearing assistance, in order to participate in the meeting may make a request by contacting the DCISC office (in CA 800-439-4688 or (831) 647-1044) or by sending a written request to the DCISC office at P.O. Box 4523, Carmel-by-the-Sea, CA 93921-4523. Providing your request at least five business days before the meeting will help ensure availability of the requested accommodation.

PARKING – The Committee has arranged for the availability of a limited number of parking spaces including parking spaces for disabled persons in the parking lot located at 502 1st Street, Avila Beach, across the street from the meeting room.