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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

Holtec International Report HI-2125191, "Three Dimensional Thermal-Hydraulic Analyses for Diablo Canyon Site-Specific HI-STORM System with up to 28.74 kW Decay Heat," Revision 1.

2125191 Holtec Report No:Holtec Project No:1073YESHI-1073PG&EFORReport Class : SAFETY RELATEDNPD Sponsoring Holtec Division:THREE-DIMENSIONAL THERMAL-HYDRAULIC ANALYSES FOR DIABLO CANYON SITE-SPECIFIC HI-STORM SYSTEM WITH UPTO 28.74 KW DECAY HEATH O L T E CHoltec Center, ...

NRC STAFF REVIEW OF WCAP-14707/14708, "MODEL 51 STEAM GENERATOR LIMITED TUBE SUPPORT PLATE DISPLACEMENT ANALYSIS FOR DENTED OR PACKED TUBE-TO-TUBE SUPPORT PLATE CREVICES," DIABLO CANYON POWER PLANT, UNITS 1 AND 2.

R °GJ UNITED STATES 0 NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 ****41 January 10, 2000 Mr. Gregory M. Rueger Senior Vice President and General Manager Pacific Gas and Electric Company Diablo Canyon Nuclear Power Plarnt P. O. Box 3 Avila Beach, CA 94177 SUBJE...

Diablo Canyon Power Plant, Units 1 and 2 - NRC Temporary Instruction 2201/004, "Inspection of Implementation of Interim Cyber Security Milestones 1-7," Inspection Report 05000275/2014406 And 05000323/2014406.

OFFICIAL USE ONLY – SECURITY-RELATED INFORMATION "Enclosure transmitted herewith contains SUNSI. When separated from enclosure, this transmittal document is decontrolled." OFFICIAL USE ONLY – SECURITY-RELATED INFORMATION August 20, 2014 Mr. Edward D. Halpin, Senior Vi...

Diablo Canyon Units 1 & 2 - Response to NRC Letter dated 11/05/2010, Summary of Telephone Conference Call Held on 09/30/2010 Between US NRC and Pacific Gas & Electric Company Concerning Request for Additional Information re License Renewal Application.

Pacific Gas andElectric Company® James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P. 0. Box 56Avila Beach, CA 93424805.545.3462November 8, 2010 Internal: 691.3462Fax: 805.545.6445PG&E Letter DCL-10-140U.S. Nuclear Regulatory CommissionATTN: Docum...

Forwards "Semimonthly Status Rept for Diablo Canyon Seismic Review Program," for period from 811125-1209,per Commission Order CLI-81-30." Progress Rept 3 of Seismic Svc-Related Contracts Prior to June 1978" also encl.

a t0REGULATORY INFORMATION DISTRIBUTION'SYEM (RIOS)ACCESSION NBR:8112160188 DOC~ DATE: 81/12/11 NOTARIZED; NO DOCKETFAOIL:50"275 Diablo Canyon NucleariPower -Plantg "Unittii Pacific Ga 05000?75AUTH~NAME AUTHOR AFFILIATION'RANERP~ A, 'Pacific Gas 8 Electric Co ~"RBCIP, ftAME RE...

Provides operational changes to "Interface Between Independent Design Verification Participants,Diablo Canyon Project & Designated Other Parties," Revision 1,dtd 821106.

pazQREGULATORY 'FORMATION DISTRIBUTION S EM (RIDS)~ 0~ACCESSION NBR:8211170315 DOC ~ DATE: 82/11/12 NOTARIZED: NO DOCKETFACIL:50-275 Diablo Canyon Nucleal Power Plantr Unit 1r Pacific Ga 05000275AUTHiNAME AUTHOR AFFILIATIONCOOPERgN ~ ED Teledyne Engineering ServicesREC IP ~NAM...

G20100532/LTR-10-0384/EDATS: SECY-2010-0422 - Janet Wolf Ltr. re: Diablo Canyon Power Plant Earthquake Fault Hazard.

September 23, 2010 Ms. Janet Wolf Santa Barbara County Board of Supervisors 105 East Anapamu Street Santa Barbara, CA 93101 Dear Supervisor Wolf: On behalf of the U.S. Nuclear Regulatory Commission (NRC or the staff), I am responding to the Santa Barbara County Board of...

Diablo Canyon, Units 1 & 2 - License Amendment Request 09-05, Request for Approval of the Cyber Security Plan and Revision to the Facility Operating Licenses.

ENCLOSURES 2 AND 3 CONTAIN SECURITY-RELATED SENSITIVEINFORMATION - WITHHOLD UNDER 10 CFR 2.390Pacific Gas andElectric Company® James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P. 0. Box 56Avila Beach, CA 93424805.545.3462Internal: 691.3462Fax: 80...

Comment (26) of Phillip Musegaas Opposing NRC Supplement to the Environmental Assessment and Draft Finding of No Significant Impact for the Diablo Canyon Independent Spent Fuel Storage Installation.

Page 1 of 1NRCREP - Comments to Supplemental EA for Diablo ISFSI Docket 72-26From: "phillip" To: T7Date: 07/02/2007 5:11 PM -I.Subject: Comments to Supplemental EA for Diablo ISFSI Docket 72-26 I- - -Please find comments attached. Hard copy will be sent via regular mail in t...

Diablo Canyon Power Plant, Units 1 and 2, Slide Presentation for 9/25/13 Preapplication Meeting - Use of Leak-before-break for Fuel Structural Analyses and Coolable Geometry.

Diablo Canyon Power Plant Use of Leak-before-break for Fuel Structural Analyses and Coolable GeometryKen SchraderMark SharpBrandy LopezPacific Gas & Electric Co.James AndrachekWestinghouse Electric Co.September 25, 20131Objectives Describe the Issue in the Corrective Action P...

"Diablo Canyon Long-Term Seismic Program Rept on NRC/PG&E Geology/Seismology/Geophysics Workshop Held on 861021 & 22, San Francisco,CA."

.c _;J.7.a=.y.:.y: ; + y J.;;:L. m. : ; . ,. y . ;, ; ; . g..,...,,,.. y .;,',4-., M,' , -'- '.,x. z.. _.'; .;'e- .3..-....,.LONG TERjll SEISMIC PROG. RAMj...REPORT ON NRC/PGandE -L@.2GEOLOGY / SEISMOLOGY / GEOPHYSICS WORKpHOP'D-HELD'ON OCTOBER 21 AND 22,19861 :.:SAN FRANCISCO...

Diablo Canyon Power Plant, Unit No. 2 - Cover Letter, Public Notice of Application for Exigent Amendment to Facility Operating License, Revise TS 3.7.1, "Main Steam Safety Valves (MSSVs)," for Unit 2 Cycle 15 (TAC ME2176).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 September 9, 2009 Mr. John T. Conway Senior Vice President - Energy Supply and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 3, Mail Code 104/6/601 Avila Beach...

Errata to "1992 Annual NPDES Summary Rept on Discharge Monitoring at Diablo Canyon Power Plant."

PG&E Letter No. DCL-93-066ENCLOSUREREPLACEMENT PAGE 1APPENDIX 49aOOXSO2>99SOSaSPDRADOCK05000275R,PDR't.1992 Annual Summary Report on Disc arge MonitoringatDiablo Canyon Power PlantDissolved OxygenDeterminations(Units in ppm)Station 10February June OctoberStation 13February Jun...

Diablo Canyon, Units 1 and 2, Response to NRC Request for Additional Information Regarding License Amendment Request 02-04, Revision of TS 5.6.6 - Reactor Coolant System Pressure & Temperature Limits Report.

Pacific Gas and1& Electric CompanyDavid H. Oatley Diablo Canyon Power PlantVice President and P0. BOx 56General Manager Avila Beach, CA 93424805.545A350Fax: 805.545.4234August 15, 2003PG&E Letter DCL-03-101U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington...

Diablo Canyon Power Plant, Unit Nos. 1 and 2 - Issuance of Amendment Nos. 200 and 201, Technical Specifications Change to Relocate Surveillance Test Intervals to a Licensee-Controlled Program (Risk-Informed Initiative 5b) (TAC Nos. MD8911 and MD8912).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 October 30, 2008 Mr. John Conway Senior Vice President - Station Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 770000 San Francisco, CA 94177-00...

Diablo Canyon, Units 1 & 2, Response of Pacific Gas and Electric Company to Interrogatories Propounded by William P. Cornwell Postmarked June 21, 1976 and Interrogatories Propounded by San Luis Obispo Mothers for Peace dated June 21, 1976.

JNITED STATES OF AMERXCANUCLEAR REGULATORY COMMXSSXONlBEFORE THE ATOMIC SAFETY AND LICENSING BOARDXn the Matter ofPACXFIC GAS AND ELECTRIC COMPANYUnits 1 and 2))))Dockets 50-275-0-OLDiablo Canyon SiteRESPONSE OF PACXFXC GAS AND ELECTRXC COMPANY TOXNTERROGATORIES PROPOUNDED BY ...

Forwards "Diablo Canyon,Unit 1 Reactor Containment Bldg Integrated Leakage Rate Test," including figures & Appendices D,E & F which were inadvertently omitted from original.

<~--'P+ELERATED DIS UTIONDEMONSTRATIONSYSTEMREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:9109060029 DOC.DATE: 91/08/28 NOTARIZED: NOFACXL:50-275 Diablo Canyon Nuclear Power Plant, Unit1,Pacific GaAUTH.NAME AUTHOR AFFILIATIONSHIFFER,J.D. Pacific Gas 6 Electric...

"Diablo Canyon Unit 2 Hot Piping Walkdown Final Rept."

PGandE Letter No.: DCL-84-382ENCLOSUREDIABLO CANYON UNIT 2HOT PIPING WALKDOWNFINAL REPORT f41227~05000+230150841220eonaaocAOO38S/OOZ4KRQHI~TOHyMNEr Flit cg pvfH~~ t4K'CS110P'I115EEOEtTettat EAECGC4)E'tISPSC~ t(SP0 ICS ~t aaaa0TYPE(g0sl GOctxp 8Sl.tC t(SP'C5v1 a0 4(.SS0IMT C OC...

Diablo Canyon, Units 1 and 2 - Affidavit of Ronald Finston.

DOCKETfDVSNRC6BOAOCT6 1976~g~~ol lpga5ocsc4nV5ftvk4Nos.'50-27O.L.50:323 O.L.BEFORE THE ATOMXC SAFETY AND LICENSINGIn the Matter of))PACIFIC GAS AND ELECTRIC COMPANY))(Diablo Canyon Nuclear Power Plant, )Units Nos; 1 and, 2) )DocketOjUNITED STATES OF AMERICANUCLEAR REGULATORY C...

Diablo Canyon Unit 2 Relief Request NDE-SIF-U2 - Questions from San Luis Obispo Mothers for Peace.

From: Lucy J SwansonTo: Singal, Balwant; Newport, Christopher; Reynoso, JohnCc: Swanson JaneSubject: [External_Sender] DIABLO CANYON POWER PLANT, UNIT 2 - RELIEF REQUEST NDE-SIF-U2, Date: Saturday, April 15, 2017 6:41:46 PMAttachments: ML17086A013.pdfATT00001.htmApril 10, 2017...

Submittal of SB 14 Quadrennial Summary Progress Report (SPR), DTSC Form 1262, for Pacific Gas and Electric Company (PG&E) Diablo Canyon Power Plant (DCPP) EPA I.D.# CAD077966349.

MUM Pacific Gas andElectric CompanyJames R. BeckerVice President-Diablo CanyonOperations and Station DirectorDiablo Canyon Power PlantPO. Box 56Avila Beach, CA 93424805.545.3462Fax: 805.545.4234PG&E Letter DCL-2007-543August 30, 2007Certified/Return Receipt# 7007-0220-0004-673...

Diablo Canyon Units 1 & 2, License Amendments 8 & 6, Allow Expansion of Spent Fuel Pool Storage Capacity for each Spent Fuel Pool from Current 270 to 1324 Spent Fuel Assembly Spaces for.

* May 30, 1986 Docket Nos. 50-275 DW IBUTION and 50-323 %Docket File NRC PDR L PDR Gray File PAD-3 Rdg H. Thompson Mr. J. D. Shiffer, Vice President E. Jordan OELD Nuclear Power Generation H. Schierling C. Vogan c/o Nuclear Power Generation, Licensing L. Harmon B. Grimes Pacif...

"Preliminary Geotechnical Engineering Report Shootering Canyon Uranium Project Garfield County,Utah."

$-Sb$Woodward >Clyde Consultantaom

"Annual Summary Rept on Discharge Monitoring at Diablo Canyon Power Plant (NPDES CA0003751) 1998."

ENCLOSURE 1ANNUALSUMMARYREPORT ONDISCHARGE MONITORINGAT THEDIABLOCANYON POWER PLANT(NPDES NO. CA0003751)19989903080i859'90226PDRADOCK05000275RPDRI,',IPG&E Letter No. DCL-99-5141998 Annual Summary Report on Discharge Monitoringat theDiablo Canyon Power PlantTABLEOF CONTENTSPAGE...

Diablo Canyon ISFSI (PG&E) - NRC Staff's Response to Request of San Luis Obispo County to Participate As of Right Under 2.715(C)

RAS 4629 July 10, 2002DOCKETED 07/11/02UNITED STATES OF AMERICANUCLEAR REGULATORY COMMISSIONBEFORE THE ATOMIC SAFETY AND LICENSING BOARDIn the Matter of ))PACIFIC GAS & ELECTRIC CO. ) Docket No. 72-26-ISFSI)(Diablo Canyon Power Plant Independent ) ASLBP No. 02-801-01-ISF...