Home Site Help

NRC Site Search: Search All Sites

Filter by Document Type

Sort Documents by

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

Encl 1 (License Cover) to Ltr B S Allen re: Amendment No. 3 To Materials License No. SNM-2511 For The Diablo Canyon Independent Spent Fuel Storage Installation (TAC L24675).

PACIFIC GAS AND ELECTRIC COMPANY DOCKET NO. 72-26 DIABLO CANYON INDEPENDENT SPENT FUEL STORAGE INSTALLATION AMENDMENT TO MATERIALS LICENSE Amendment No. 3 License No. SNM-2511 1. The Nuclear Regulatory Commission (the Commission) has found that: A. The ame...

Diablo Canyon Units 1 and 2, Pacific Gas and Electric Company's Initial Status Report in Response to March 12, 2012, Commission Order Modifying Licenses with Regard to Requirements for Reliable Spent Fuel Pool Instrumentation (Order Number EA-12-051).

Pacific Gas and Electric Company® October 25,2012 PG&E Letter DCL-12-106 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 Edward D. Halpin Senior Vice ...

Diablo Canyon Units 1 & 2, License Amendment Request 02-02, Revision to Technical Specifications re Suspension of Positive Reactivity Additions.

Pacific Gas and Electric Company,. Gregory M. Rueger US Mail. Senior Vice President- Mail Code B32 Generation and Pacific Gas and Electric Company Chief Nuclear Officer PO Box 770000 April 10, 2002 San Francisco. CA 94177-0001 Overnight Mail. Mail Code B32 Pacific Gas and E...

Diablo Canyon Unit 2, Special Report 00-01, Revision 1-90 Day Report, Results of Steam Generator Alternate Repair Criteria for Diablo Canyon Power Plant Unit 2 Ninth Refueling Outage.

SPacific Gas and Electric Company Lawrence F. Womack Diablo Canyon Power Plant Vice President PO. Box 56 Nuclear Services Avila Beach, CA 93424 805. 545.4600 January 3, 2002 Fax: 805.545.4234 PG&E Letter DCL-01 -138 U.S. Nuclear Regulatory Commission ATTN: Document Control Des...

Responds to March 10, 1977 Telegram to Chairman Rowden Inquiring About the Procedures to be Followed by NRC in Making a Final Determination Relating to Licensing of Diablo Canyon Plant for Operation.

Docket i~Pos. 5 275w8 50-M1ever, if apgropriage application ia made ad@ )ustified,we believe it ia-possible that a'decision on wh ther to issue an interhalicense could be roach% by the enQ of this year.I hope that this response to your telegram of ktaxch 10 ia of assistanceto ...

Long-Term Surveillance Plan for the Bodo Canyon Disposal Site, Duran go, Colorado, Revision 2, September 1996

U.S. Department of Energy Grand Junction Office 2597 B3A Road TPESO Grand Junction, CO 81503 MAR.ls am Kenneth R. Hooks, Project Manager Uranium Recovery and Low-Level Waste Branch U.S. Nuclear Regulatory Commission Mail Stop T7J8 Washington, D.C. 20555-0001 Subject: Long-Term...

IR 05000275-07-005, 05000323-07-05 & 07200026-07-001 on 10/01/2007 - 12/31/2007 for Diablo Canyon, Units 1 and 2, Surveillance Testing, Identification and Resolution of Problems.

February 5, 2008John 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 05000275/2007005; 05000323/2...

Opposes issuance of license for full power operation. Opposition based on grounds previously relied upon & presented to Commission in application for stay.

$ {/ |CENTER FOR LAW,|N THE PUBLIC INTERESTLEGAL STAFFsomes wtst sco eOutEVAno. g g ,, g THIRD PLOORj ".['|"c[f,: 'w'!Oc",".. -'g",' LOS ANGELES, CAteFORNIA 90064-2188OL S"'";'" ^'"*"~o"':'''''''o-> "tOF COUNSEL. UcA out E NT AGSuSA*e e.JACOsvADMINISTRAfivt OFFletRO((f{7{{MANS...

Diablo Canyon, Units 1 and 2 - License Amendment Request 15-03 Application of Alternative Source Term - Summary of Dose Analyses and Results. Part 2 of 8.

EnclosureAttachment 4PG&E Letter DCL-15-069ATTACHMENT 4Diablo Canyon Power PlantTechnical AssessmentPrepared by Stone and Webster, Inc. (A CB&I Company)Implementation of Alternative Source TermsSummary of Dose Analyses and ResultsTECHNICAL REPORTCB&I Stone and Webster, Inc.IMP...

Diablo Canyon, Units 1 and 2 - Letter Enclosing Copies of Report Entitled, "Discussion of the Application of the Migration Process to Western Geophysical Company Seismic Reflection Line W74-12 in the Vicinity of the Hosgri Fault Zone....."

."NRC DI III3U1'ION FOR PART 50 DOCKE TERIAL(TEIAPORAI3Y FOAM)-'ONTROL NO:FILEFROM.Pacific Gas & Elec. Co.San Francisco, Calif. 94106Ph'O:NRCDATE OF DOC1-18-76ORIG.1 signed,DATEREC'D1-21-76CC OTHERLTRTfAIX RPT4SENTNRC PDRcg"SENT LOCAL PDROTHERCLASS UNC LASSM9PROPINFO INPUT NO ...

Diablo Canyon, Units 1 & 2, Response to Letter Dated December 12, 1972, Regarding the Draft Environmental Impact Statement.

A EC DIBX!HIBUi,XQNFOB PART"0DOCKET I~J~sr RIALTFsMPOiV(HX FOiViVCONTROss NO'.344FXI~ ENVIROFBOevi.'ept. of Transportation.'Mash. D,C, 20590J.D. McCannDATE OF DOC:1-8-73DATE BEC'D LTR1-12-73li~Si~iO O~e~dTO e.Xr. Daniel R. MullerCZASSe PROP Ziti'0ORIG1 signedZib'PUTCCNO CXS BE...

Transmittal of the Final Action Report for the Diablo Canyon Power Plant Medical Services Exercise.

Kriss M. Kennedy Regional Administrator U.S. Nuclear Regulatory Commission Region IV Office 1600 East Lamar Boulevard Arlington, Texas 76011-4511 Dear Mr. Kennedy: OCT 2 2 2018 U.S. Department of Homeland Security Region IX 1111 Broadway, Suite 1200 Oakland, CA 94607-4052 FEMA...

10/06/04 Diablo Canyon Power Plant, Units 1 & 2, Issuance of AMDs. 175/177 Re: Extension of Local Leakage Rate Testing Intervals for Containment Purge and Vent Valves. (Tacs. MC1208/1209).

October 6, 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 - ISSUANCE OFAMENDMENT RE: EXTENS...

1) TS Page - Diablo Canyon, Correction to Page Issued in Amendment Nos 179 and 181, Respectively.

RTS Instrumentation3.3.1Table 3.3.1-1 (page 3 of 7)Reactor Trip System InstrumentationAPPLICABLEMODES OR L(a)OTHER NOMINASPECIFIED REQUIRED SURVEILLANCE ALLOWABLE TRIPFUNCTION CONDITIONS CHANNELS CONDITIONS REQUIREMENTS VALUE SETPOINT10. ReactorCoolant 1(9) 3 per loop M SR 3.3...

Diablo Canyon, Units 1 and 2 - Notice of Availability of Pacific Gas and Electric Company's Environmental Report, Supplemental Environmental Reports and AEC Draft Environmental Statement.

Rocket Isa. 5 5and 323C12St20DistributionDocket Pile (Environ.)EP TilesEP ReadingADEP, DMullerEP-PM, LWernerOGC, MMalschBr. Chief, L. KKnielEP-LA, RWa deAEC-PDRLocal PDRPacific Cas and Electric CompanyATE+ Lr ~ PreclericR T SearleVice Pres ident andCeneral Counsel7I Peale Stre...

Diablo Canyon, Units 1 and 2 - Issuance of Amendment Nos. 227 and 229, Digital Replacement of the Process Protection System Portion of the Reactor Protection System and Engineered Safety Features Actuation System (CAC ME7522 and ME7523).

OFFICIAL USE ONLY PROPRIETARY INFORMATION UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 December 21, 2016 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...

Forwards response to NRC questions re design basis of auxiliary feedwater sys flow requirements & analysis that calculates relative value of sys reliability. "Reliability Analysis of Diablo Canyon Auxiliary Feedwater Sys" encl.

PA.C IFIC GA.S A.ND ELECTRIC C 0M'.NYW~~K~77 BEALE STREET, 31ST FLOOR~SAN FRANCISCO, CALIFORNIA 94106~(415) 781~4211MALCOLM H. FUR BUSHVICE PRESIDENT END OKNERAL COUNSELROBBRT OHLBACHASSOCIATE OKNKRALCOUNSELCHAR LSS T. VAN DSUSSNPHILIP A, CRAN e ~ TIRHeNRY J. LRPLANTeEIOHN 8. ...

09/24/1978 Notice of Meeting with Pacific Gas & Electric Company, Diablo Canyon to Discuss Review Schedule.

MEETING NOTICE DISTRIBUTIONLIGHT MATER REACTORS BRANCH NO. 1Docket Fi1 eDRLocal PDRTICNRR ReadingLWR IIl. FileE. G. CaseD. CrutchfieldR. S. BoydR. C. DeYoungD. B. VassalloW. P. Gammi llF. J. MilliamsJ. F. Stolz'.Baer0. ParrS. VargaR. ClarkT. SpeisP. CollinsCD HeltemesR. Housto...

Diablo Canyon Independent Spent Fuel Storage Installation - License Amendment Request 08-001, Revision to Technical Specifications 3.1.1, 3.1.4, 3.2.1, 4.1, 4.3, and 5.1.3.

N-Pacific Gas and~Electric Company ®James R. Becker Diablo Canyon Power PlantSite.Vice President and Mail Code 104/5/502Station Director P 0. Box 56Avila Beach, CA 93424April 7, 2008 805.545.3462Internal: 691.3462PG&E Letter DIL-08-002 Fax: 805.545.4234ATTN: Document Control D...

Response opposing NRC 810508 motion to adopt hearing schedule for pending motions to reopen record in full power OL proceeding.Motion is premature as no ruling has been issued on motion to reopen.Certificate of Svc encl.

UNITED STATES OF AMERICANUCLEAR REGULATORY COMMISSIONTHE ATOMIC SAFETY AND LICENSING BOARDgestIn the Matter ofPACIFIC GAS AND ELECTRIC COMPANY(Diablo Canyon Nuclear PowerPlant, Units 1 and 2)Docket Nos.0-O.L.3 O.L.0)JOINT INTERVENORS 'ESPONSEQTO NRC STAFF'S MAY 8, 1981 MOTIONT...

Summary of ACRS Subcommittee on Diablo Canyon 780614-15 meetings re status of seismic design criteria & status of seismic reevaluation program.

_ _ _ _ _ _ - _ _ _ _ _ _ _ _ _ _ _ _ _ __ _ _ _ _Q }'M *~' *:g"T.~~ B "N. |3 Q ,'' 1N\ N;,'|Qf[]'1\.P d."U Ld. LU L L s.'Q tdr4ItRTIES OF THE DIABLO CANYONiSUBCOMMI7 TEE f4CETI!;G.NASHING' ION, D. C.${(jQj - jf QhJUNE 14-15, 1978-fO Alof6(77*A rrcoting of the ACRS Subcommitte...

Diablo Canyon: Update - Unusual Event Because of a Fire Lasting Greater than 15 Minutes

- May 16, 2000PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE PNO-IV-00-011AThis preliminary notification constitutes EARLY notice of events of POSSIBLE safety or publicinterest significance. The information is as initially received without verification or evaluation,a...

"Diablo Canyon Unit 1 Audit & Review Summary 811014-16." Supporting documentation encl.

,..f:).*. .- -..DIABLO CANYON UNIT 1 AUDIT AND REVIEW SUMMARYOCTOBER 14-16, 1981..4October 22, 1981..STRUCTURAL ANALYSIS GROUPBROOKHAVEN NATIONAL LABORATORYUPTON, NEW YORK 11973'.i8604290475 660401|PDR FOIA,|HOLMES 86-105 PDR'-- _ _ __ ___ __,.,*.,.,Brookhaven National Laborat...

Diablo Canyon, Units 1 & 2, License Amendments 34 & 33, Amendments Revise TS 2.2.1 & Associated Bases to Reduce Steam Generator Water Level Low & Low - Low Setpoints from 15 to 7.2 Percent of Narrow Range Span.

March 27, 1989Docket Nos.: 50-275 and 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 94106DISTRIBUTION Docket File NRC & LPDRs HRood...

Diablo Canyon Units 1 & 2, Response to Generic Letter 88-20, Supplement 4, "Individual Plant Examination of External Events for Severe Accident Vulnerabilities."

B UPacific Gas and Electric Company 77 Beale Street, Room 1451P.O. Box 770000San Francisco, CA 94177415/973-4684Fax 415/973-2313Gregory M. RuegerSenior Vice President andGeneral ManagerNuclear Power GenerationRJune 27, 1994PG&E Letter DCL-94-133U.S. Nuclear Regulatory Commissi...