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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 Plant, Correction To Amendments 119 & 117, Due to an Administrative Error, Previous Revision to This Page to Extend a Surveillance Frequency From R to R24 Was Omitted.

December 2, 1997Mr. Gregory M. Rueger, Senior Vice President and General Manager Pacific Gas and Electric Company Nuclear Power Generation N9B P.O. Box 770000 San Francisco, California 94177 SUBJECT: CORRECTION TO AMENDMENTS 119 AND 117 FOR DIABLO CANYON NUCLEAR POWER PLANT, U...

Forwards final receiving water monitoring program for Diablo Canyon Power Plant,IAW Central Coast Regional Water Quality Control Board 981209 ltr.

CATEGORY 1REGULAT Y INFORMA~MQN DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:9901280039 DOC.DATE: 99/01/08 NOTARIZED: NO"FACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga50-'323 Diaolo Canyon Nuclear Power Plant, Unit 2, Pacific GaAUTH.NAME AUTHOR AFFILIATIONOATLEY...

Pacific Gas and Electric Company Transmittal of Updated Best Estimate Schedule and Seismic Studies in the Matter of Diablo Canyon, Units 1 and 2, License Renewal.

February 11, 2014 by Electronic Information Exchange Administrative Judge Alex S. Karlin Administrative Judge Nicholas G. Trikouros Administrative Judge Paul B. Abramson Atomic Safety and Licensing Board Panel U.S. Nuclear Regulatory Commission Two White Flint North 11545 Roc...

Diablo Canyon, Engineering Calculation Cover Sheet.

EENRON SERVICES, INC.ENGINEERING CALCULATIONCOVER SHEETCALCULATION NO. PGE-009-CALC-001 REVISION NO. 5PURPOSE OF CALCULATION:Design the components of an anchorage system for the Holtee HI-Storm I OOSA used fuel storage casks thatwill be used at the Diablo Canyon Nuclear Power ...

Diablo Canyon, Units 1 & 2, RAI transmitted with letter dated August 7, 1975, discussing further the effect on the auxiliary feedwater system of postulated breaks in "non-seismic" piping systems.

NRCD~I. IBUTION FOR PART 50 DOCKET I ERIAL.(TEMPORARY FORM)CONTROL NO:FILEFROM:Pacific Gas 6c Elec. Co.„San'rancisco, Calif. 941061-14 "76 1-20 "76,DATE OF DOC DATE REC'0LTR TWX RPT OTMERTO:Mr. 0. ParrCLASS UNCLASS PROPINFOORIG~1 signedINPUTCC OTHERNO CYS REC'D1SENTNRC PDRZXSE...

NRC Staff Hearing File Update Letter In the Matter of Pacific Gas and Electric Company (Diablo Canyon Power Plant, Units 1 and 2).

August 15, 2013 In the Matter of PACIFIC GAS AND ELECTRIC COMPANY (Diablo Canyon Power Plant, Units 1 and 2) Docket Nos. 50-275-LR and 50-323-LR Dear Administrative Judges: In accordance with the Board’s November 19, 2012 Revised Scheduling Order and Section 2.1203 a...

Comments on workshop meeting of PG&E geology/seismology/ geophysics group in San Luis Obispo,CA.Hosgri controlling fault w/respect to Diablo Canyon plant,implications of Los Osos fault will have to be studied.

r7,|dT- /fM.-nweriSTANFORDl- 'UNIVERSITYli DEPAltTMIST OF GEOLOGY1ELEM40NE: (415)723 2337!Scholof Lare Scwrxes TE12X 34s402 STAMPRDSTNU|Stariford Cahforma 94 4052|l5May 8, 1987-Dr. Chester P. Siess|Advisory Coc:mittee on Reactor Safeguards'Washington, DC 20555Dear Chester:I at...

Memo to M. T. Lesar re: Notice of Issuing Amendment No. 1 To Materials License SNM-2511 For The Diablo Canyon Independent Spent Fuel Storage Installation (TAC No. L24210).

March 2, 2010 MEMORANDUM TO: Michael T. Lesar, Chief Rulemaking, Directives, and Editing Branch Division of Administrative Services Office of Administration FROM: Eric Benner, Chief /RA/ Licensing Branch Division of Spent Fuel Storage and Transportation Offic...

IR 05000275-00-301 and 05000323-00-301 on 04/09/2000 - 04/19/2000 for Diablo Canyon Nuclear Power Plant, Units 1 and 2; Written Examinations.

May 8, 2000Gregory M. Rueger, Senior Vice President and General ManagerNuclear Power Generation Bus. UnitPacific Gas and Electric CompanyNuclear Power Generation, B3277 Beale Street, 32nd FloorP.O. Box 770000San Francisco, California 94177SUBJECT: NRC INSPECTION REPORT NO. 5...

Contentions on design QA re verification of samples for IDVP.

4:=(SLMs.\T,UNITED STATES OF AMERICANUCLEAR REGULATORY COMMISSIONATOMIC SAFETY AND LICENSING APPEAL BOARDIn the Matter of ))PACIFIC GAS AND ELECTRIC COMPANY )Docket Nos. 50-275 OL. )50-323 OL(Diablo Canyon Nuclear Power )Plant, Units 1 and 2))_ _ _ . _ _ _ ..)GOVERNOR DEUKMEJI...

Request for Additional Information Related to the Review of the Diablo Canyon Nuclear Power Plant, Units 1 and 2, License Renewal Application (TAC NOS. ME 2869 and ME2897) - Scoping and Screening.

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 September 13, 2010 Mr. John Conway Senior Vice President Generation and Chief Nuclear Officer Pacific Gas and Electric Company 77 Beale Street, MC B32 San Francisco, CA 94105 SUBJECT: REQUEST FOR ADDITION...

SRM-M080115 - Affirmation: I. SECY-07-0193 PG&E Diablo Canyon ISFSI, San Luis Obispo Mothers for Peace Contentions & Req. for Hrg re Environ.l Assess. Supp.; II. SECY-07-0214 Pilgrim License Renewal Pilgrim Watch's Appeal of Interlocutory BD Order.

IN RESPONSE, PLEASE REFER TO: M080115 January 15, 2008 MEMORANDUM FOR: John F. Cordes, Director Office of Commission Appellate Adjudication FROM: Annette L. Vietti-Cook, Secretary /RA/ SUBJECT: STAFF REQUIREMENTS - AFFIRMATION SESSION, 9:25 A.M., TUESDAY, JANUARY 1...

Diablo Canyon Power Plant, Unit 1 - Acceptance Review Email, Request for Revision to Unit 1 Reactor Vessel Material Surveillance Program Withdrawal Schedule to Allow Withdrawal of Capsule B (TAC No. ME7615).

From: Lynch, Steven Sent: Tuesday, November 29, 2011 8:13 AM To: Soenen, Philippe R; Baldwin, Thomas Cc: Wang, Alan; Burkhardt, Janet; Lent, Susan Subject: Acceptance of Diablo Canyon Capsule Withdrawal Schedule Revision Request (ME7615) Tom and Philippe, By letter dated Nov...

Forwards request for addl info for Class 2 plants that ref Diable Canyon tests on natural circulation,born mixing & cooldown,per Branch Technical Position RSB 5-1, "Design Requirements of RHR Sys."

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IR 05000323-09-009 on 11/30/2009 - 01/25/2010 for Diablo Canyon, Special Inspection Report.

UNITED STATES NUCLEAR REGULATORY COMMISSION REGION IV John T. Conway 612 EAST LAMAR BLVD, SUITE 400 ARLINGTON, TEXAS 76011-4125 March 9,2010 Senior Vice President-Energy Supply and Chief Nuclear Officer Pacific Gas and Electric Company P.O. Box 3 Mail Code 104/6/601 Avila Beac...

05/21/2002, Summary of Teleconference with Pacific Gas & Electric (PG&E) re Diablo Canyon, Unit 1 reactor vessel head inspection performed during 11th refueling outage.

June 14, 2002MEMORANDUM TO: FileFROM: Girija S. Shukla, Project Manager, Section 2Project Directorate IV /RA/Division of Licensing Project ManagementOffice of Nuclear Reactor RegulationSUBJECT: SUMMARY OF TELECONFERENCE ON MAY 21, 2002, WITH PACIFICGAS AND ELECTRIC (PG&E) REG...

Diablo Canyon Units 1 and 2, License Amendment 62 and 61, Revising TS to Clarify Requirement that Two Redundant Steam Supply Sources are Needed for Turbine Driven AFW Pump to be Operable.

UNITED STATES NUCLEAR REGULATORY COMMISSION S- WASHINGTON, D.C. 20555 "1June 27, 1991 Docket Nos. 50-275 and 50-323 Mr. J. D. Shiffer Senior Vice President Nuclear Power Generation Pacific Gas and Electric Company 77 Beale Street, Room 1451 San Francisco, California 94106 Dear...

Ltr to E. D. Halpin re: Diablo Canyon Independent Spent Fuel Storage Installation Materials License No. SNM-2511, Amendment Request No. 3 - First Request For Additional Information (TAC No. L24675).

January 22, 2013 Edward D. Halpin Senior Vice President and Chief Nuclear Officer Pacific Gas and Electric Company P.O. Box 56 Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON INDEPENDENT SPENT FUEL STORAGE INSTALLATION MATERI...

IR 05000275-07-003, 05000323-07-003, on 04/01/2007 - 06/30/2007, Diablo Canyon Power Plant Units 1 and 2; Maintenance Effectiveness.

August 1, 2007John S. KeenanSenior Vice President - Generation and Chief Nuclear OfficerPacific Gas and Electric CompanyP.O. Box 770000Mail Code B32San Francisco, CA 94177-0001SUBJECT: DIABLO CANYON POWER PLANT - NRC INTEGRATED INSPECTIONREPORT 05000275/2007003 AND 05000323/...

IR 05000275-06-010; 05000323-06-010; on 04/03/2006 - 04/06/2006; Diablo Canyon, Units 1 and 2; Supplemental Inspection Report.

May 19, 2006John S. KeenanSenior Vice President - Generation and Chief Nuclear OfficerPacific Gas and Electric CompanyP.O. Box 770000Mail Code B32San Francisco, CA 94177-0001SUBJECT: DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND 2 - NRCSUPPLEMENTAL INSPECTION REPORT 0500027...

Diablo Canyon Units 1 & 2 - Requesting a Full Power Two-year Interim Operating License for Unit 1 in View of the Full Term License May Not Be Issued Until Summer of 1978.

F1 ~U.S. NUCLEAR REGULATORY Co"""AISSIONIINR6'F oIIM~li3BI2 78),I'RCDISTRIBUTION FoR .PART 50 DOCKET IVIATERIALDOCKET NUMBFA~„~7F I LE'NUMBE R/j.ETTE RRIG INALQcoi YDESCRIPTION0 NOTOR IZE Di~NCLASS I F I E DMr. Benard C. RuschePROP INPUT FORMENCLOSUREFROM:Pacific Gas & Elec. C...

2010/04/02-Request for a Hearing Submitted with Respect to the Notice of Acceptance of an Application for the Renewal of Operating Licenses for Diablo Canyon Nuclear Power Plant, Units 1 and 2 And Opportunity for a Hearing.

MEMORANDUM TO: E. Roy Hawkens Chief Administrative Judge Atomic Safety and Licensing Board Panel FROM: Annette L. Vietti-Cook /RA/ SUBJECT: REQUEST FOR A HEARING SUBMITTED WITH RESPECT TO THE NOTICE OF ACCEPTANCE OF AN APPLICATION FOR THE RENEWAL OF O...

02/04/2015 Meeting Presentation, "Diablo Canyon Power Plant Process Protection System Replacement Lessons Learned Using ISG 6 NRC Meeting on Digital I&C."

DIABLO CANYON POWER PLANTPROCESS PROTECTION SYSTEM REPLACEMENTLESSONS LEARNED USING ISG 6NRC Meeting on Digital I&C February 4 2015 February 4, 2015Ken Schrader, MSSenior Advisory Engineer PG&EVice Chairman, PWROGkjse@pge.com805-545-43281 1 1Agenda ISG 6 (Licensing Process fo...

Forwards "Design Verification-Phase I," final rept & "Blume Internal Review (BIR):Independent Internal Reviews of Work Done by LRS/Blume Engineers on Diablo Canyon Nuclear Power Plant."

'f4'REGULATORY l FORMATION DISTRIBUTION S M (RIDS)AOCESSION NBR;8210120278 DOC ~ DATE: 82/10/01 NOTARI'ZEO: NOFAGIL:50 275 Diablo «Oanyon Nuclear IPower -Planti Unitt ii Pacific GaAUTH INANEAUTHOR 'AFFILIATIONCRANEgP ~ ADIPacific Gas L Electric Co.'RBCIP~NAME RECIPIENT, AFFIL'...

NRC Response to R. Yaco Letter Commenting on the 04/01/1976 Hearing Before the Atomic Safety and Licensing Board Regarding Diablo Canyon, Units 1 and 2.

JJUNg~ggDocket Nos. 50-275 O.L.50-323 O.L.Nr., Richard Yaco762 Higuera StreetSan Luis Obispo, California 93401Dear tl} . Yaco:This is in response to your letter of April 5, 1976 to CongressmanBurt Talcott commenting on the April 1, 1976 hearing before the AtomicSafety and Lice...