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Category:Conference/Symposium/Workshop Paper
MONTHYEARML23079A0452023-03-16016 March 2023 RIC 2023 Slides - Maureen Zawalick TH19 ML17024A3762017-01-10010 January 2017 Abstract Slip Rate of the Hosgri Fault Gs ML12157A2722012-06-11011 June 2012 5/31/2012 Summary of Telephone Conference with Licensees Regarding Near Term Task Force Recommendation 2.1 Seismic Reevaluations - Diablo Canyon, 1 and 2, San Onofre, Units 2 and 3, Columbia Generating Station, and Palo Verde, Units 1, 2, a ML1103800452011-04-12012 April 2011 January 4, 2011, Summary of Telephone Conference Call Held Between NRC and PG&E Regarding the Severe Accident Mitigation Analysis for the Proposed License Renewal of Diablo Canyon Nuclear Power Plant, Units 1 and 2 ML1104607182011-02-18018 February 2011 January 25, 2011, Summary of Telephone Conference Call Held Between NRC and PG&E Concerning Open Items Related to the Diablo Canyon Nuclear Power Plant, Units 1 and 2, SER (TAC Nos. ME2896 & 2897) ML1035603212011-01-10010 January 2011 12/8/10 Summary of Telephone Conference Call Held Btw the USNRC and Pacific Gas and Electric Company Concerning Requests for Additional Information Response Related to the Diablo Canyon Nuclear Power Plant, Units 1 and 2, License Renewal Ap ML1034904172011-01-10010 January 2011 12/1/10 Summary of Telephone Conference Call Held Btw the USNRC and Pacific Gas and Electric Company Concerning Draft Request for Additional Information Related to the Diablo Canyon Nuclear Power Plant, Units 1 and 2, LRA ML1024507552010-09-29029 September 2010 08/31/2010-Summary of Telephone Conference Call Between NRC and Pacific Gas & Electric Company Concerning Responses to Request for Additional Information Related to the Diablo Canyon Power Plant, Units 1 & 2, License Renewal Application ML1023900932010-09-15015 September 2010 8/18/10, Summary of Telephone Conference Call Held Between the USNRC and PG&E Concerning Responses to Requests for Additional Information Related to the Diablo Canyon Nuclear Power Plant, Units 1 and 2, License Renewal Application ML1023105262010-08-27027 August 2010 8/17/10 Summary of Telephone Conference Call Held Between the NRC and Pacific Gas and Electric Company Concerning D-RAI Related to the Diablo Canyon Nuclear Power Plant, Units 1 and 2, LRA - Metal Fatigue ML1023203792010-08-20020 August 2010 09/09/10 Notice of Public Meeting to Discuss Seismic Hazard and Its Applications for the Safe Operation of Commercial Nuclear Plants, Including Specific Discussions of the Diablo Canyon Nuclear Power Plant ML0818405342008-06-20020 June 2008 06 - 06/20/2008 NFPA-805 Workshop Handouts - Change Evaluation for Non-Pilot Diablo Canyon ML0720004052007-05-14014 May 2007 Ssg Tube Inspection Discussion Points Prepared by the Office of NRR for Diablo Canyon Nuclear Generating Station 2023-03-16
[Table view] Category:Meeting Summary
MONTHYEARML23268A4072023-09-27027 September 2023 Summary of September 19, 2023, Closed Public Meeting with Pacific Gas and Electric Company Regarding Alternative Security Measures for Early Warning System License Amendment Request for Diablo Canyon Nuclear Power Plant, Units 1 and 2 ML23265A1902023-09-26026 September 2023 Meeting Summary: September 13, 2023 Diablo Canyon, Units 1 and 2 License Renewal Application Pre-Application Meeting ML23143A2262023-06-0101 June 2023 May 3, 2023, Summary of Public Meeting to Discuss the End of Cycle Assessment and Pre-Submittal License Renewal Process Overview for Diablo Canyon Power Plant, Units 1 and 2 ML22272A5072022-09-29029 September 2022 Summary of September 27, 2022, Closed Meeting with Pacific Gas and Electric Company Regarding Planned Security Plan Changes for Diablo Canyon Nuclear Power Plant, Units 1 and 2 ML22147A0932022-06-0606 June 2022 2021 Annual Assessment Public Meeting Summary ML22126A0162022-05-0909 May 2022 Summary of April 27, 2022, Closed Teleconference with Pacific Gas and Electric Company Regarding Alternative Security Measures for Early Warning System License Amendment Request for Diablo Canyon Nuclear Power Plant, Units 1 and 2 ML21246A0202021-09-0808 September 2021 Summary of August 30, 2021, Pre-Submittal Teleconference with Pacific Gas and Electric Company Regarding a Post-Shutdown Emergency Plan License Amendment Request for Diablo Canyon Nuclear Power Plant, Units 1 and 2 ML21140A3892021-05-24024 May 2021 Riv Column 1 EOC 2020 Public Meeting Summary ML20332A1802020-12-0101 December 2020 Summary of November 24, 2020, Pre-Submittal Teleconference with Pacific Gas and Electric Company a Permanently Defueled Technical Specification License Amendment Request ML20231A6522020-08-24024 August 2020 Summary of Teleconference with Pacific Gas & Electric Company Regarding an Exigent Amendment Request to Modify Diablo Canyon Power Plant, Units 1 & 2, Technical Specification 3.7.5, Auxiliary Feedwater (AFW) System EPID L-2020-LLA-017 ML20189A2832020-07-0707 July 2020 Summary of Region IV Annual Assessment Public Meeting ML19318F5272019-11-15015 November 2019 Summary of the August 27, 2019, Public Meeting Near the Diablo Canyon Nuclear Power Plant Regarding the Establishment and Operation of Community Advisory Boards ML19196A0742019-07-22022 July 2019 Summary of Meeting with Pacific Gas and Electric Company Regarding Forthcoming Activities Associated with Diablo Canyon Nuclear Power Plant, Units 1 and 2 Planned Decommissioning ML19064B2652019-03-14014 March 2019 Summary of February 28, 2019, Public Meeting with Pacific Gas and Electric Company to Discuss the Proposed Relief Request Concerning Reactor Vessel Internal Visual Examination for the Diablo Canyon Nuclear Power Plant, Units 1 & 2 ML18348A4202018-12-31031 December 2018 Summary of Meeting with Pacific Gas & Electric Co. to Discuss Exemption Request to Withdraw Funds from the Nuclear Decommissioning Trusts to Fund Decommissioning Planning Activities at Diablo Canyon Nuclear Power Plant ML18207A7332018-08-10010 August 2018 Summary of Pre-Licensing Meeting with PG&E Co. to Discuss the Proposed LAR to Implement WCAP-16996-A, Revision 1, Realistic LOCA Evaluation Methodology Applied to the Full Spectrum of Break Sizes at Diablo Canyon ML17198A6032017-07-17017 July 2017 Summary of Annual Assessment Meeting Regarding Diablo Canyon Power Plant 2016 Performance ML16190A1782016-07-0808 July 2016 Summary of Annual Assessment Town Hall Meeting and Public Outreach Regarding Diablo Canyon Power Plant 2015 Performance ML16011A2042016-01-14014 January 2016 Summary of Conference Call on January 7, 2016, Between the U.S. NRC and Pacific Gas and Electric Co. Concerning the Responses to RAI for the Review of the Diablo Canyon Power Plant, Units 1 and 2, License Renewal Application (CAC Nos. MF401 ML15343A1272015-12-24024 December 2015 Summary of Meeting with Pacific Gas and Electric to Discuss Diablo Canyon, Units 1 and 2 Amendment Request to Revise UFSAR for Beacon Power Distribution Monitoring System Methodology and TS 5.6.5 (COLR) Paragon and Nexus Methodologies ML15348A1702015-12-17017 December 2015 Summary of Telephone Conference Call Held Between NRC and Pacific Gas and Electric Co., Concerning the RAI Responses Pertaining to the Diablo Canyon Power Plant LRA Environmental Review ML15280A2842015-10-20020 October 2015 Summary of Meeting with Pacific Gas & Electric to Discuss Diablo Canyon, Units 1 and 2 Request to Adopt National Fire Protection Association NFPA 805, Performance-Based Standard for Fire Protection for LWR Generating Plants (2001 Edition), ML15279A4222015-10-0909 October 2015 Summary of 8/25/15 Meeting with Pacific Gas and Electric to Discuss Diablo Canyon Units 1 and 2 Amendment Request to Adopt Risk-Informed Completion Times, TSTF-505, Revision 1, Provide Risk-Informed Extended Completion Times-RITSTF Initiati ML15275A0942015-10-0707 October 2015 Summary of the Severe Accident Mitigation Alternatives Site Audit Related to the Diablo Canyon Power Plant, Units 1 and 2 License Renewal Review ML15275A1302015-10-0707 October 2015 Summary of the Site Audit Related to the Diablo Canyon Power Plant, Units 1 and 2 License Renewal Environmental Review ML15233A0062015-09-10010 September 2015 Summary of Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 ML15233A0052015-09-0909 September 2015 Summary of Meeting with Pacific Gas and Electric to Discuss Diablo Canyon, Units 1 & 2 License Amendment Request to Adopt Risk-Informed Completion Times, TSTF-505, Revision 1, Provide Risk-Informed Extended Completion Times-RITSTF. Initiati ML15233A4912015-09-0101 September 2015 August 5, 2015, Public Scoping Meetings for the Environmental Review of the Diablo Canyon Power Plant, Units 1 and 2 License Renewal Application ML15209A9442015-07-28028 July 2015 June 24, 2015, Summary of Annual Assessment Meeting with Pacific Gas and Electric and Public Open House Regarding Diablo Canyon Power Plant 2014 Performance ML15125A1862015-05-27027 May 2015 April 28, 2015, Summary of Category 1 Public Meeting with Pacific Gas and Electric Company to Discuss Diablo Canyon'S Seismic Hazard Reevaluation Associated with Implementation of Japan Lessons-Learned Near-Term Task Force Recommendation 2. ML15134A2572015-05-18018 May 2015 5/7/15 Summary of Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 ML15092A0792015-04-16016 April 2015 July 14-17, 2014 - Summary of Diablo Canyon, Units 1 and 2, Audit to Adopt National Fire Protection Association NFPA 805, Performance-Based Standard for Fire Protection for LWR Generating Plants (2001 Edition) ML15069A0952015-03-24024 March 2015 Summary of Telephone Conference Call Held on March 4, 2015 Between the U.S. Nuclear Regulatory Commission and Pacific Gas and Electric Company Concerning the Diablo Canyon Power Plant, Units 1 and 2, License Renewal Application ML15043A1992015-02-19019 February 2015 2/3/2015 Summary of Meeting with Pacific Gas and Electric Regarding Presubmittal Discussion on Alternate Source Term License Amendment Request for Diablo Canyon Power Plant, Units 1 and 2 ML15037A2482015-02-0505 February 2015 Summary of Regulatory Conference to Discuss Safety Significance of Diablo Canyon Power Plant Protective Action Recommendations for Areas of the Ocean Finding ML14350A2712014-12-22022 December 2014 Summary of 12/11/14 Preapplication Meeting with Pacific Gas and Electric Company to Discuss License Amendment Request to Support Installation of 500 Kilovolt Output Generator Breakers at Diablo Canyon, Units 1 and 2 ML14029A4502014-12-10010 December 2014 Summary of 12/18/13 Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 ML14295A7332014-11-17017 November 2014 9/24/14 Summary of Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 ML14197A3522014-07-22022 July 2014 7/9/14 Summary of Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 ML14157A0912014-06-17017 June 2014 Summary of 5/21/14 Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 ML14155A3742014-06-0404 June 2014 May 22, 2014, Summary of Annual Assessment Meeting with Pacific Gas and Electric Regarding Diablo Canyon Power Plant 2013 Performance ML14113A4932014-05-0606 May 2014 Summary of Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 ML14113A4222014-04-23023 April 2014 Public Meeting with Pacific Gas & Electric (Pg&E)To Discuss the Operating Performance for Diablo Canyon Power Plant for the Period January 1 - December 31, 2013 ML13329A4172013-12-30030 December 2013 Summary of Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 ML13354C0912013-12-23023 December 2013 Summary of Annual Assessment Meeting with Pacific Gas & Electric Re Diablo Canyon Nuclear Power Plant 2012 Performance ML13282A3822013-11-0707 November 2013 10/2/2013 Summary of Pre-Application Meeting with Pacific Gas and Electric Company to Discuss Upcoming Structural Weld Overlay Relief Request to Use an Alternative to Disposition Detected Laminar Indications at Diablo Canyon, Unit 2 ML13269A0042013-10-0808 October 2013 9/24/13 Summary of Pre-Application Meeting to Discuss License Amendment Request for Technical Specification 3.8.1 Diesel Generator Surveillance Requirements at Diablo Canyon, Units 1 and 2 ML13270A2922013-10-0202 October 2013 Summary of 9/26/13 Meeting to Discuss Amendment Request to Adopt Technical Specifications Task Force TSTF-505, Provide Risk-Informed Extended Completion Times, RITSTF Initiative 4B at Diablo Canyon, Units 1 and 2 ML13269A0072013-10-0101 October 2013 Summary of 9/25/13 Pre-Application Meeting to Discuss Emergency Core Cooling System Evaluations for License Amendment Request at Diablo Canyon, Units 1 and 2 ML13266A0882013-09-30030 September 2013 9/18/13 - Summary of Closed Meeting with Pacific Gas and Electric Company to Discuss Digital Replacement of Process Protection System at Diablo Canyon Power Plant, Units 1 and 2 2023-09-27
[Table view] Category:Request for Additional Information (RAI)
MONTHYEARML24024A2072024-01-24024 January 2024 Inservice Inspection Request for Information IR 05000275/20240152023-10-10010 October 2023 Information Request for the Cybersecurity Baseline Inspection, Notification to Perform Inspection (050002752024015 and 050003232024015) ML23249A2782023-09-0606 September 2023 Inservice Inspection Request for Information ML23159A2382023-07-25025 July 2023 Request for Additional Information for the Technical Review of the Application for Renewal of the Diablo Canyon Independent Spent Fuel Storage Installation (Cac/Epid Nos. 001028/L-2022-RNW-0007) ML23159A2372023-07-25025 July 2023 ISFSI Renewal RAI Transmittal Letter Enclosure ML23096A1792023-04-0606 April 2023 NRR E-mail Capture - Request for Additional Information Diablo Canyon Exemption Request Regarding Senior Reactor Operator License Application ML23047A0062023-02-21021 February 2023 Request for Additional Information Alternative Security Measures for Early Warning System (EPID: L-2022-LLA-0029) (Public Version) ML23041A1862023-02-17017 February 2023 Request for Information Regarding Diablo Canyon Power Plant, Units 1 and 2 - December 8, 2022, Public Meeting ML22258A1112022-09-14014 September 2022 2022 Diablo Canyon PIR Request for Information ML22200A2572022-07-19019 July 2022 Notification of In-service Inspection (Inspection Report 05000323/2022004) and Request for Information ML22187A2652022-07-0606 July 2022 NRR E-mail Capture - Request for Additional Information: Diablo Canyon Exemption Request for Part 73 force-on-force Training Due to COVID-19 ML22152A1502022-06-21021 June 2022 Request for Additional Information Regarding License Amendment Request for Technical Specifications and Revised License Conditions for the Permanently Defueled Condition ML22122A1412022-05-0505 May 2022 .02 Doc Request ML22068A2312022-03-17017 March 2022 Notification of NRC Design Bases Assurance Inspection (Team) 05000275/2022011 and 05000323/2022011 and Initial Request for Information ML22061A2192022-03-0202 March 2022 NRR E-mail Capture - Request for Additional Information - Diablo Canyon Proposed Changes to Emergency Plan for post-shutdown and Permanently Defueled Condition ML21363A1692021-12-29029 December 2021 Inservice Inspection Request for Information ML22019A0412021-12-29029 December 2021 RFI ML21215A3432021-08-0303 August 2021 NRR E-mail Capture - Request for Additional Information - Diablo Canyon Request to Revise Technical Specification 3.8.1, AC Sources - Operating to Support Diesel Fuel Oil Transfer System Component Planned Maintenance ML21130A3642021-06-21021 June 2021 DC 2021401 Information Request ML21104A3642021-04-14014 April 2021 NRR E-mail Capture - Request for Additional Information - Diablo Canyon Proposed Technical Specifications and Revised License Conditions for the Permanently Defueled Condition ML21062A0642021-03-0202 March 2021 NRR E-mail Capture - Request for Additional Information for Diablo Canyon Generic Letter 2004-02 Submittal (L-2017-LRC-0000) ML20329A0692020-11-23023 November 2020 NRR E-mail Capture - Request for Additional Information: Diablo Canyon COVID-19 Exemption Request to Extend force-on-force Exercise ML20323A4532020-11-18018 November 2020 NRR E-mail Capture - Request for Additional Information: Diablo Canyon COVID-19 Exemption Request to Extend Firearms Requalification ML20301A2212020-10-27027 October 2020 Notification of an NRC Fire Protection Baseline Inspection (NRC Inspection Report 05000275/2021010 and 05000323/2021010) and Request for Information ML20261H4232020-09-17017 September 2020 NRR E-mail Capture - Request for Additional Information: Diablo Canyon Unit 2 Fall 2019 Steam Generator Tube Inspection Report ML20231A2372020-08-17017 August 2020 NRR E-mail Capture - Diablo Canyon Additional Request for Additional Information: Exigent License Amendment Request for Application to Provide a New Technical Specification 3.7.5, Auxiliary Feedwater System, Condition G EPID: L-2020-LLA-017 ML20230A0732020-08-14014 August 2020 NRR E-mail Capture - Diablo Canyon Request for Additional Information: Exigent License Amendment Request for Application to Provide a New Technical Specification 3.7.5, Auxiliary Feedwater System, Condition G ML20280A5432020-06-0303 June 2020 DC 2020 PIR Request for Information ML20041E6012020-02-10010 February 2020 NRR E-mail Capture - Diablo Canyon Nuclear Power Plant, Units 1 and 2 - Request for Additional Information for Post -Shutdown Decommissioning Activities Report (PSDAR) ML19262G7482019-08-0909 August 2019 Request for Information ML19149A6012019-05-28028 May 2019 NRR E-mail Capture - Request for Additional Information (Supplemental) - License Amendment Request (LAR) to Revise Emergency Plan Response Organization Staffing and Augmentation ML19123A2162019-05-0202 May 2019 NRR E-mail Capture - Diablo Canyon Nuclear Power Plant -Request for Exemption from Operator Written Examination and Operating Test - Request for Additional Information ML19084A2572019-03-21021 March 2019 NRR E-mail Capture - Request for Additional Information - License Amendment Request (LAR) to Revise Emergency Plan Response Organization Staffing and Augmentation ML19043A9452019-02-20020 February 2019 Notification of Inspection (NRC Inspection Report 05000275/2019002, 05000323/2019002 and Request for Information ML17306A9382017-11-0202 November 2017 NRR E-mail Capture - Request for Additional Information - Request for Approval for Application of Full Weld Overlay REP-RHR-SWOL, Diablo Canyon Power Plant, Units 1 and 2 ML17152A3192017-06-0101 June 2017 NRR E-mail Capture - Request for Additional Information (RAI)- Relief Requests NDE-SLH U2, NDE-LSL U2, NDE-LHC U2, NDE-LHM U2, and NDE-ONV U2 (CAC Nos. MF9386 Through MF9390) ML17102B6072017-04-12012 April 2017 NRR E-mail Capture - Request for Additional Information (RAI) - Revised Emergency Action Level Schemes Pursuant to Nuclear Energy Institute (NEI) 99-01, Revision 6 ML16347A0032016-12-0909 December 2016 NRR E-mail Capture - Request for Additional Information (RAI) - Diablo Canyon Power Plant License Amendment Request for Adoption of NEI 94-01 ML16326A3562016-11-21021 November 2016 NRR E-mail Capture - Request for Additional Information - License Amendment Request to Adopt Nuclear Energy Institute (NEI) 94-01, Revision 2-A for Diablo Canyon Power Plant, Units 1 and 2 - CAC Nos. MF7731 and MF7732 ML16048A2322016-02-17017 February 2016 NRR E-mail Capture - Diablo Canyon 1 and 2 - Met Data Second Round of Requests for Additional Information for License Amendment Request 15-03 to Adopt the Alternative Source Term Per 10 CFR 50.67 (TAC Nos. MF6399 and MF640 ML16011A3652016-02-0202 February 2016 Requests for Additional Information for the Review of the Diablo Canyon Power Plant, Units 1 and 2, License Renewal Application - Set 39 (TAC Nos. ME2896 and ME2897) ML16011A3172016-01-11011 January 2016 NRR E-mail Capture - Diablo Canyon 1 and 2 - Requests for Additional Information for License Amendment Request 15-03 to Adopt the Alternative Source Term Per 10 CFR 50.67 ML15358A0022015-12-23023 December 2015 Request for Additional Information Email (Follow-up Pra), Request to Adopt National Fire Protection Association NFPA 805, Performance-Based Standard for Fire Protection for LWR Generating Plants (2001 Edition) ML15357A3822015-12-23023 December 2015 Request for Additional Information, Round 4 - Amendment Request to Replace Digital Process Protection System for Reactor Protection System and Engineered Safety Features Actuation System Functions ML15295A3732015-11-0505 November 2015 Requests for Additional Information Related to the Diablo Canyon LRA Environmental Review ML15287A1652015-10-23023 October 2015 Requests for Additional Information Related to the Diablo Canyon LRA Environmental Review - SAMA ML15267A7742015-10-0101 October 2015 Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1 Seismic Evaluations ML15217A4812015-09-24024 September 2015 Requests for Additional Information for the Review of the Diablo Canyon Power Plant, Units 1 and 2, License Renewal Application Set-38 TAC Nos. ME2896 and ME2897 ML15238B7742015-08-27027 August 2015 Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Reevaluations ML15153A0332015-06-29029 June 2015 Request for Additional Information Associated with Near-Term Task Force Recommendation 2.1, Seismic Reevaluations 2024-01-24
[Table view] |
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UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 September 15,2010 LICENSEE: Pacific Gas and Electric Company FACILITY: Diablo Canyon Nuclear Power Plant, Units 1 and 2 SUB,JECT:
SUMMARY
OF TELEPHONE CONFERENCE CALL HELD ON AUGUST 18, 2010, BElWEEN THE U.S. NUCLEAR REGULATORY COMMISSION AND PACIFIC GAS AND ELECTRIC COMPANY CONCERNING RESPONSES TO REQUESTS FOR ADDITIONAL INFORIVIATION RELATED TO THE DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND 2, LICENSE RENEWAL APPLICATION The U.S. Nuclear Regulatory Commission (NRC or the staff) and representatives of Pacific Gas and Electric Company (PG&E or the applicant) held a telephone conference call on August 18, 2010, to obtain clarification on the applicant's response to a request for additional information (RAI) regarding the Diablo Canyon Nuclear Power Plant license renewal application.
By letter dated July 7,2010, PG&E sent the staff a response to RAlletter dated June 14,2010, regarding aging management programs. The staff reviewed the information contained therein, and requested a telephone conference call. The telephone conference call was useful in clarifying the intent of PG&E's response. Enclosure 1 provides a listing of the participants. provides discussions on RAI responses for which the staff requested clarification.
PG&E will submit supplemental responses, as necessary, within 30 days of the issuance of this summary. Follow-up RAls, determined to be necessary, will be issued separately by a formal letter.
The applicant had an opportunity to comment on this summary.
athaniel Ferrer, Project Manager Projects Branch 2 Division of license Renewal Office of Nuclear Reactor Regulation Docket Nos. 50-275 and 50-323
Enclosures:
As stated cc w/encls: Distribution via listserv
TELEPHONE CONFERENCE CALL DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND 2 LICENSE RENEWAL APPLICATION LIST OF PARTICIPANTS AUGUST 18,2010 PARTICIPANTS AFFILIATIONS Nate Ferrer U.S. Nuclear Regulatory Commission (NRC)
Bart Fu NRC Jim Gavula NRC Dwight Diercks Argonne National Laboratory Philippe Soenen Pacific Gas and Electric Company (PG&E)
James Hill PG&E Chris Beard PG&E Dan Gibbons PG&E AI Saunders Strategic Teaming And Resource Sharing (STARS)
David Kunsemiller STARS Rye Davis STARS ENCLOSURE 1
Diablo Canyon Nuclear Power Plant, Units 1 and 2 License Renewal Application Request for Additional Information (Set 4)
Aging Management Programs RAI82.1.16-2 In its July 7, 2010, response to request for additional information (RAI) 82.1.16-2, the applicant described the details of the One-Time Inspection Program inspection techniques. However, the staff was not clear if the scope of the program has been defined to include eddy current testing of heat exchanger tubes in an environment comparable to the non-regenerative heat exchangers.
Discussion:
Pacific Gas & Electric Company agreed to supplement the response to RAI 82.1.16-2.
RAI 82.1.19-2 In its July 7, 2010, response to RAI B2.1.19-2, the applicant provided justification for the use of the ASME Code Class 1 Small-Bore Piping Program. However, the staff was unclear of the full history of failures in Class 1 small-bore piping. The staff was also unclear about the sampling size and methodology of the program.
Discussion:
The staff will issue a follow-up RAI to clarify the relevant plant-specific operating experience and the program's sampling size and methodology.
ENCLOSURE 2
September 15, 2010 LICENSEE: Pacific Gas and Electric Company FACILITY: Diablo Canyon Nuclear Power Plant, Units 1 and 2
SUBJECT:
SUMMARY
OF TELEPHONE CONFERENCE CALL HELD ON AUGUST 18, 2010, BE"TWEEN THE U.S. NUCLEAR REGULATORY COMMISSION AND PACIFIC GAS AND ELECTRIC COMPANY CONCERNING RESPONSES TO REQUESTS FOR ADDITIONAL INFORMATION RELATED TO THE DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND 2, LICENSE RENEWAL APPLICATION The U.S. Nuclear Regulatory Commission (NRC or the staff) and representatives of Pacific Gas and Electric Company (PG&E or the applicant) held a telephone conference call on August 18, 2010, to obtain clarification on the applicant's response to a request for additional information (RAI) regarding the Diablo Canyon Nuclear Power Plant license renewal application.
By letter dated July 7, 2010, PG&E sent the staff a response to RAlletter dated June 14, 2010, regarding aging management programs. The staff reviewed the information contained therein, and requested a telephone conference call. The telephone conference call was useful in clarifying the intent of PG&E's response. Enclosure 1 provides a listing of the participants. provides discussions on RAI responses for which the staff requested clarification.
PG&E will submit supplemental responses, as necessary, within 30 days of the issuance of this summary. Follow-up RAls, determined to be necessary, will be issued separately by a formal letter.
The applicant had an opportunity to comment on this summary.
IRA!
Nathaniel Ferrer, Project Manager Projects Branch 2 Division of License Renewal Office of Nuclear Reactor Regulation Docket Nos. 50-275 and 50-323
Enclosures:
As stated cc w/encls: Distribution via Listserv DISTRIBUTION:
See next page ADAMS Accession No.: ML102390093 OFFICE LA:DLR PM:RPB2:DLR BC:RPB2:DLR r;;M:RPB2:DLR NAME IKing NFerrer DWrona NFerrer DATE 9/01/10 9/02/10 9/10/10 9/15/10 OFFICIAL RECORD COpy
Memorandum to Pacific Gas and Electric Company from N. Ferrer dated September 15.2010
SUBJECT:
SUMMARY
OF TELEPHONE CONFERENCE CALL HELD ON AUGUST 18.
2010. BETWEEN THE U.S. NUCLEAR REGULATORY COMMISSION AND PACIFIC GAS AND ELECTRIC COMPANY CONCERNING RESPONSES TO REQUESTS FOR ADDITIONAL INFORMATION RELATED TO THE DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND 2, LICENSE RENEWAL APPLICATION DISTRIBUTION:
HARD COPY:
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PUBLIC RidsNrrDlr Resource RidsNrrDlrRpb1 Resource RidsNrrDlrRpb2 Resource RidsNrrDlrRarb Resource RidsNrrDlrRapb Resource RidsNrrDlrRasb Resource RidsNrrDlrRerb Resource RidsNrrDlrRpob Resource RidsOgcMailCenter Resource NFerrer KGreen AStuyvenberg DWrona AWang MPeck. RIV TBrown. RI GMiller. RIV NO'Keefe, RIV ICouret. OPA VDricks. OPA WMaier, RIV JWeil.OCA EWilliamson, OGC SUttal,OGC RRihm, EDO