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Diablo Canyon Power Plant, Unit 1

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3304

Diablo Canyon Power Plant, Unit 2

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3468

Diablo Canyon Power Plant, Units 1 and 2 - Audit of Licensee's Management of Regulatory Commitments, Audit Performed October 18-21, 2011 (TAC Nos. ME7284 and ME7285).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 January 17, 2012 Mr. John T. Conway Senior Vice President - Energy Supply and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant 77 Beale Street, Mail Code B32 San Francisco, ...

Diablo Canyon, Units 1 and 2, Withdrawal of License Amendment Request 03-15, "Steam Generator Tube Repair Using Leak Limiting Alloy 800 Sleeves and Revision to Technical Specification Table 5.5.9-2, 'Steam Generator (SG) Tube Inspection.'"

Pacific Gas andElectric CompanyDavid H. Oatley Diablo Canyon Power PlantOctober 14, 2004 Vice President and PO. Box 56General Manager Avila Beach, CA 93424PG&E Letter DCL-04-124 Fax 805.545.4234U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington, DC 20555-0...

Diablo Canyon, Units 1 and 2 - Memo Enclosing Draft Reports on the Probability of Earthquakes Previously Received from PG&E.

(5APR51~77Docket Fil eLWR-] FileD, Allison (3)NRC PDRLocal PDR-San Luis, Obispo-Walnut CreekDocket'os. 50-27$"and 50-323t4'sp~~MEMORANDUM FOR::.J . C . Stepp ,Chief,Geol ogy-Sei smology Branch,Division of Site Safety and Envi ronmental Analysi sTHRU: .—, J . F . Stol z, Chief,...

Forwards "Reracking of Spent Fuel Pools,Diablo Canyon Units 1 & 2," in support of installation of new fuel storage racks in dry spent fuel pool to reduce radiation exposure to personnel & simplify installation work.

SUBJECT':-'- Forwar ds.„"Rer ack[ng of Spent Fuel Pool sEDiabl o, Canyon Units'82'i"'nsupport of installation of new, fuel stot age racksin»„dry spent fuel goo].toreduce radiation exposure topersonnel 8 simp 1 i fyinsta1 l at i on wor k'.DISTRIBUTION CODE-;: 'A001D,COPIES RECE...

Forwards "Diablo Canyon Power Plant Long-Term Seismic Program," Quarterly Progress Rept 2,per License Condition 2.C.(7) to License DPR-80.

ACCESSION NBR:FAC IL: 50-27550-323AUTH. NAMESHIFFER> J. D.RECIP. NAMEDENTON> H. R.REGULAT INFORMATION DISTRIBUTION STEM (RIDS)8603100345 DOC. DATE: 86/03/04 NOTARIZED: NO , DOCKET ¹Diablo Canyon Nuclear Power Plant> Unit 1> PaciFic Ga 05000275Diablo Canyon Nuclear Power Plant>...

Part 2 of 22, Diablo Canyon Independent Spent Fuel Storage Installation, Submittal of Non-Proprietary Calculation Packages, Holtec Report No. HI-2002513,-NP, Revision 4, "Diablo Canyon ISFSI Site Boundary Confinement Analysis."

INTERNATIONALTelephone (856) 797- 0900. Fax (856) 797 - 0909Holtec Center 555 Lincoln Drive West. Marlton. NJ 0f8n.53NON-PROPRrETARY VERSION " '. -1- .,,,,.. ,DIABLO CANYON ISFSI SITE BOUNDARY CONFINEMENT ANAL YSIS FOR PACIFIC GAS AND ELECTRIC Holtec Report No: HI-2...

LER 08-001-00 for Diablo Canyon, Unit 2 Regarding Reactor Trip Due to Main Electrical Transformer Failure.

I1aPacific Gas andElectric Company'James R. BeckerSite Vice President andStation DirectorDiablo Canyon Power PlantMail Code 104/5/502P. 0. Box 56Avila Beach, CA 93424805.545.3462Internal: 691.3462Fax: 805.545.4234October 15, 2008PG&E Letter DCL-08-089U.S. Nuclear Regulatory Co...

IR 05000275-08-008; 05000323-08-008; 11/10/08 - 11/20/08; Diablo Canyon Power Plant: Identification and Resolution of Problems.

December 30, 2008 John T. Conway Senior Vice President & Chief Nuclear Officer Pacific Gas and Electric Company P.O. Box 3 Mail Code 104/6/601 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON POWER PLANT – NRC PROBLEM IDENTIFICATION AND RESOLUTION INSPECTION REPORT 05000275/20...

9/27/05, Diablo Canyon Unit 1, Response to Bulletin 2004-01, "Inspection of Alloy 82/182/600 Materials used in the fabrication of pressurizer penetrations and steam space piping connections at pressurized-water reactors."

September 27, 2005Mr. David H. Oatley, Vice President and General ManagerPacific Gas and Electric CompanyDiablo Canyon Power PlantP.O. Box 56Avila Beach, CA 93424SUBJECT: DIABLO CANYON POWER PLANT, UNIT NO. 1 - RESPONSE TO NRCBULLETIN 2004-01, "INSPECTION OF ALLOY 82/182/...

Diablo Canyon, Units 1 and 2, License Amendment, Revising Technical Specifications 5.6.6 - Reactor Coolant System Pressure Temperature Limits Report (TAC Nos. MB5796 and MB5797).

May 13, 2004Mr. Gregory M. Rueger Senior Vice President, Generation and Chief Nuclear OfficerPacific Gas and Electric CompanyDiablo Canyon Power PlantP. O. Box 3Avila Beach, CA 93424SUBJECT: DIABLO CANYON POWER PLANT, UNIT NO. 1 (TAC NO. MB5796) AND UNITNO. 2 (TAC NO. MB57...

12/12/2003 Meeting with Pacific Gas and Electric regarding temporary spent fuel pool rack in the cask loading pit at Diablo Canyon.

November 26, 2003MEMORANDUM TO: Stephen Dembek, Chief, Section 2Project Directorate IVDivision of Licensing Project ManagementOffice of Nuclear Reactor RegulationFROM: Meena Khanna, Project Manager, Section 2/RA/Project Directorate IVDivision of Licensing Project ManagementOff...

Attachment: Replacement Pages For Amendment No. 3 [Letter To B. S. Allen re: Amendment No. 3 To Materials License No. SNM-2511 For The Diablo Canyon Independent Spent Fuel Storage Installation-Issuance Of Corrected Technical Specification Pages

Approved Contents 2.0 DIABLO CANYON ISFSI 2.0-1a 2.0 APPROVED CONTENTS (continued) 2.3 Alternate MPC‐32 Fuel Selection Criteria The maximum allowable fuel assembly average burnup for a given MINIMUM ENRICHMENT is calculated as described below f...

Comment (28) of Ann McPherson, on Behalf of US EPA, on Notice of Intent to Prepare an Environmental Impact Statement for the Proposed Operating License Renewal for Diablo Canyon Power Plant Units 1 and 2, San Luis Obispo County, California.

-I.. b./ UINITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION DX,- , --. 75 Hawthorne Street .... "='; PflO°, , San Francisco, CA 941053901 '3 .,UU.S. Nuclear Regulatory Commission , AUG,. 31I" 2015' .... " "- : ';Attn: Cindy Bladey -- ,... ::. . Office of Administr...

Forwards correspondence re resumption of milling operations at Shootaring Canyon U mill.

c#%.''p * &UNITED STATES'gjNUCLEAR REGULATORY COMMISSION1"k . . . . . p#WASHINGTON, D.C. 20666 4001December 4, 1996lMs. Louise Liston, ChairGarfield County Commission55 South Main Street|| P.O. Box 77||Panguitch, Utah 84759|1!SUBJECT:CORRESPONDENCE RELATED TO THE RESUMPTION OF...

Diablo Canyon Units 1 and 2 - 10 CFR 50.46 Annual Report of Emergency Core Cooling System Evaluation Model Changes for Peak Cladding Temperature for 2014.

Pacific Gas and Electric Company® August 6, 2015 PG&E Letter DCL-15-093 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 Diablo Canyon Units 1 and 2 Barry S. Allen Diablo Canyon P...

Diablo Canyon Power Plant Units 1 and 2 - NEI 12-06, Appendix H, Revision 4, H.4.5 Path 5: GMRS > 2 X SSE, Mitigating Strategies Assessment (MSA) report for the New Seismic Hazard Information.

•. Pacific Gas and Electric Company"-' April 24, 2018 PG&E Letter DCL-18-026 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 , James M. Welsch Vice President Nuclear Generation...

Letter from Senator C. Mathias Enclosing Letter from Constituent M. Barbour Opposing Approval of Operating License for Diablo Canyon Nuclear Power Plant.

FROM:Sen. Charles NCC. MathiasTO:NRCACTION CONTROLCOMPL DEADLINEACKNOWLEDGMENTINTERIM REPLYFINAL REPLYF ILE LOCATIOIRIDATES3 77 03.497DATE OF DOCUiMENT2/10/77P R E PAR E F OR 8 IGNATU R EOF:QCHAIRiMANQEXECUTIYE OIREGTORDESCRIPTION D'TTERQMFMOQREPORTQOTHEREncl ltr fm Marian Bar...

7/29/04, Diablo Canyon, 1 & 2 - Request for Relief from the Requirements of the ASME CODE Concerning the Use of Nonstandard Hydraulic Nuts (TAC Nos. MC2092 and MC2093).

July 29, 2004Mr. Gregory M. Rueger Senior Vice President, Generation and Chief Nuclear OfficerPacific Gas and Electric CompanyDiablo Canyon Power PlantP. O. Box 3Avila Beach, CA 93424SUBJECT: DIABLO CANYON POWER PLANT, UNIT NOS. 1 AND 2 - REQUEST FORRELIEF FROM THE REQUIRE...

06/19/08 06 - 06/20/2008 NFPA-805 Workshop Handouts - Change Evaluation for Non-Pilot Diablo Canyon.

1 1NFPA 805 Public Workshop NFPA 805 Public WorkshopNon Non- -pilot Fire PRA Transition Experiences pilot Fire PRA Transition ExperiencesJune 19 & 20 June 19 & 20 Bethesda, Maryland Bethesda, MarylandRisk Assessment Process in Support of “Change Risk Assessment Process in Supp...

Transcript of Commission 860619 affirmation/discussion & vote in Washington,DC re Diablo Canyon stay request.Pp 1-4.

_- -- . - . . . _ _*. ..:-ORIGINALUNITED STATES OF AMERICA''NUCLEAR REGULATORY COMMISSION|In the matter of:'COMMISSION MEETINGAffirmation / Discussion ,and Vote(Public Meeting)iDocket No...I.Location: Washington, D. C.Date: Thursday, June 19, 1986Pages: 1-4.ANN RILEY & ASSOCIA...

Diablo Canyon Nuclear Power Plant, Units 1 And 2 - Notification Of Inspection NRC Inspection Report 05000275/2015002 And 05000323/2015002 And Request For Information.

March 20, 2015 Mr. Edward D. Halpin, Senior Vice President and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON NUCLEAR POWER PLANT UNITS 1 AND 2 – NOTIFICATIO...

Diablo Canyon Power Plant, Units 1 & 2 - Appeal of Final Significance Determination Process Findings EA-16-168.

Pacific Gas and Electric Company~ [ January 26, 2017 PG&E Letter DCL-17 -009 Mr. Kriss M. Kennedy Regional Administrator, Region IV U.S. NRC Region IV 1600 East Lamar Boulevard Arlington, Texas 76011-4511 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 Diablo Canyon ...

Diablo Canyon, Units 1 & 2, Response to NRC Letter dated June 21, 2010 Request for Additional Information (Set 5) for License Renewal Application.

I Pacific Gas andElectric Company® James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P 0. Box 56Avila Beach, CA 93424805.545.3462July 19,2010 Internal: 691.3462Fax: 805.545.6445PG&E Letter DCL-10-077U.S. Nuclear Regulatory CommissionATTN: Document...

Diablo Canyon, Units 1 and 2 - Issuance of Amendment Nos. 219 and 221, Adopt Technical Specifications Task Force Traveler TSTF-432, Revision 1, "Change in Technical Specification End States (WCAP-16294)" (TAC MF4521 and MF4522).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 Mr. Edward D. Halpin Senior Vice President and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 August 27, 2015 SUBJECT: D...

Diablo Canyon Units 1 and 2, Exemption Related to 10 CFR Part 20, Allowing the Use of Radioiodine Protection Factor of 50 for Mine Safety Appliances.

January 4, 1988Docket Nos. 50-275, 50-323 Mr. J. D. Shiffer, Vice President Nuclear Power Generation c/o Nuclear Power Generation, Licensing Pacific Gas and Electric Company 77 Beale Street, Room 1451 San Francisco, California 94106 Dear Mr. Shiffer: SUBJECT: EXEMPTION RELATED...