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The U.S. Nuclear Regulatory Commission is in the process of rescinding or revising guidance and policies posted on this webpage in accordance with Executive Order 14151 Ending Radical and Wasteful Government DEI Programs and Preferencing, and Executive Order 14168 Defending Women From Gender Ideology Extremism and Restoring Biological Truth to the Federal Government. In the interim, any previously issued diversity, equity, inclusion, or gender-related guidance on this webpage should be considered rescinded that is inconsistent with these Executive Orders.

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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

Discusses Ofc of Policy Evaluation 810806 & 821021 immediate effectiveness reviews for plant low & full power licenses. SSER 29 under review by ofc.SSERs 28,30 & 31 will be sent to Commission by Apr 1985.

--- --- . .. -_ -. _-.a aer.y$',, UNITED STATES 9' 'g**,,. , , .NUCLEAR REGULATORY COMMISSIONiea|waswomeTom. o. c.acess sk...../March 20, 1985.,'.!MEMORANDUM FOR: Chairman PalladinoCosuifssioner RobertsCossnissioner AsselstineCossnissioner BernthalComuni siechFROM: Jo E.e, Dir...

Affidavit re county emergency plans.Plans inadequate due to lack of implementation preparation.New emergency plan in planning stages.

EXHIBIT 7UNITED STATES OF AMERICANUCLEAR REGULATORY COMMISSIONBEFORE THE ATOMIC SAFETY AND LICENSING BOARDIn the Matter of)PACIFIC GAS AND ELECTRIC COMPANY)(Diablo Canyon Nuclear Power Plant,Units 1 and 2)Docket Nos. 50-275 O.L.50-323 O.L.AFFIDAVIT OF KURT P. KUPPERI, Kurt P. ...

Pacific Gas and Electric Company's Opposition to Friends of the Earth Appeal from LBP-15-6.

UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION BEFORE THE COMMISSION In the Matter of: PACIFIC GAS AND ELECTRIC COMPANY (Diablo Canyon Power Plant, Units 1 and 2) ) ) ) ) ) ) Docket No. 50-275-LR Docket No. 50-323-LR PACIFIC GAS AND ELECTRIC COMPANY’S OPPOSITIO...

Forwards seismic test procedures for fire pump controller, vital load center auxiliary relay panels,125 volts DC switchgear distribution panel & fan cooler motor controller.

DOCKETPy05 00027505000323 I ~jBEGULATOl INFORMATION DISTRIBUTION TEM (BIDS)ACCESS I ( - 001160202 DOC.DATE- 79/Ol /03 NOTABIlED: NOFACI 0-275 ABLO CANYON 0 1, PACIFIC GAS 8 FLECTBIC CO.Diablo Canyon P2, Pacific Gas 8, Electric Co.AUTH.NAME, AUTHOR AFFI LIATIONCRANE P.A ~ PACIF...

Partial response to FOIA request for documents from H Schierling chronological & reading files from Sept 1981 - Dec 1983.Forwards App O documents.App O & N documents available in PDR.

U.S. NUCLEAR RE!ULATORY COMMISS!!N NAc *Osa e toutST NvWEFSIF01A-86-151/.. .r.,ukwtSi'ONSE TviEy,$SRESPONSE TO FREEDOM OF- h*" M ''**"''''INFORMATION ACT (FOlA) REQUESTg,g 2 5 1987*o-,-a,,,,,,..-REQUESTERMr. Gregory A. HolmesPART l.-RECORDS RELEASED OR NOT LOCATED (See checked...

Region IV OL Examination and Inspection Schedule (from April 2017)

Report 21From 04/01/2017 To 04/30/2019Operator Licensing Exam Schedule4 5 Examiners Assigned Chief Examiner Exam Author # Candidates Exam Week Type Site/Docket No./Insp Rpt #Region: Phase Code:Page 1 of 3603/20/2017 13:22:07NFF 09/06/2016 Cooper / 05000298 / Prep TAC #: X02587...

2008/03/03-San Luis Obispo Mothers for Peace's Motion to Compel Discovery Responses by NRC Staff.

pPrS D-lo March 3, 2008 UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION BEFORE THE ATOMIC SAFETY AND LICENSING BOARD DOCKETED USNRC In the matter of Docket # 72-26 Pacific Gas and Electric Company Diablo Canyon Nuclear Power Plant March 5, 2008 (3:29pm) Unit Nos. 1 ...

Notifies that util will conduct preoperational tests to obtain baseline hydraulic data requested in NRC 800502 ltr.

43REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR;8005280558 DOC,DATE:,80/05/20NOTARIZED': NO DOCKETFACIL:50-275 Diablo Canyon Nuclear Power PlantE Unit lP Pacific Ga 05000275AUTHBYNAMEAUTHOR AFFILIATIONCRANEgP.AD Pacific Gas 8 Electric Co.'ECIP~NAME RECIPIENT A...

Suppls 911226 ltr transmitting long-term seismic program rept re horizontal & vertical ground motions described in SSER 34.

ACCELERATED DISTRIBUTION DEMONSTRATION SYSTEMREGUDATl ZNFORh!ATZON DZSTRZBUTZOO~ZSTEN(RZDS)VACCQSSI6N NBR:9204080200 DOC.DATE: 92/04/03 NOTARIZED: NO DOCKETFACIL".50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 05000275~< 50-323 Diablo Canyon Nuclear Power Plant, ...

Forwards public version of Rev 17 to Emergency Procedure EP R-1, "Personnel Injury or Illness (Radiologically Related) &/or Overexposure." W/DH Grimsley 860723 release memo.

*.'. . ',. - -..PACIFIC GAS AND E LE C T RIC C O M PANY73vs.77 scAtt sincer s AN FR ANCISCO, CALIFORNI A 94106 * (415)781 4211 * TWX 910 372 6587*;,,me s o. sm re aJuly 11, 1986VtCI PallactNThWCLEAa ,0wie Ggu ttattON ePGandE Letter No.: DCL-86-194Mr. dohn B. Martin, Regional A...

Memorandum and Order (Denying Motions to File New Contentions).

UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION ATOMIC SAFETY AND LICENSING BOARD Before Administrative Judges: Paul S. Ryerson, Chairman Dr. Gary S. Arnold Nicholas G. Trikouros In the Matter of PACIFIC GAS & ELECTRIC COMPANY (Diablo Canyon Nuclear Power Plant,...

Augments 830701 submittal re masonry walls.Addl info re turbine bldg tornado loads sufficient to completely address allegation on tornado design criteria re masonry walls,per DS Fleischaker 830328 ltr.

e~-REGULATOR NFORMATION DISTRIBUTION TEM (RIDS)ACCESSION NBR;8310170285 DOCeDATE: 83/10/11 NOTARIZED: NO DOCKETFACIL:50 275 Diablo Canyon Nuclear Power Planti Unit ii Pacific Ga 05000275AUTH.NAME AUTHOR A F F ILIATIONSCHUYLERiJ,O, Pacific Gas 8 Electric Co.RECIP ~ NAME RECIPIE...

06/17/2004 Notice of Meeting with Pacific Gas and Electric Company to Discuss Proposed Changes to Cask Handling in the Fuel Handling Building and 10 CFR Part 72 Changes.

June 2, 2004MEMORANDUM TO: Stephen Dembek, Chief, Section 2Project Directorate IVDivision of Licensing Project ManagementOffice of Nuclear Reactor RegulationFROM: Girija Shukla, Project Manager, Section 2 /RA/Project Directorate IVDivision of Licensing Project ManagementOffice...

Responds to NRC 910823 ltr re util purchase & dedication of addl emergency diesel generator (EDG) for installation as sixth safety-related EDG at facility,per 910715 meeting.

',"ACCELERATEDD TRIBUTION DEMONS TION SYSTEM< )VREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:9110170004 DOC.DATE: 91/10/10 NOTARIZED: NO DOCKETgFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1,Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant,...

Informs that description of equipment classification & vendor interface program for all safety-related components will be provided for both units prior to startup from first refueling outage,per Generic Ltr 83-28,Items 2.2.1 & 2.2.2.

REGULATOR INFORNATION DISTRIBUTIONSYSTEl'1 '('RIDS)ACCESSION NBR: 8611040462 DOC. DATE: 86/10/28 NOTA ZED: NO DOCKET ¹FACIL: 50-275 Diablo Canyon Nuclear Power Plant> Unit 1> Paci fic Ga 0500027550-323 Diablo Canyon Nuclear Power Plant> Unit 2> Pacific Ga 05000323AUTH. NANE AU...

Provides suppl response to violations noted in insp repts 50-275/92-17 & 50-323/92-17.C/As:included increasing plant Sys Engineering staff by six positions & issuing Program Directive that improves definition of roles of disciplines.

ACCELERATEDDOCVMEN'I'IS'I'RISUTIONSYSTEMREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:9309280188 DOC.DATE: 93/09/16 NOTARIZED: NO DOCKETFACIL:5R-, 215 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 0500027550.—.323 Diablo Canyon Nuclear Power Plant, Uni...

Provides notification of implementation of SPDS,per requirements in NUREG-0737,Suppl 1.Software mods to improve SPDS completed in Dec 1990.

ACCELERATEDDI'H>RIBUTION DEMONSTRATION SYSTEMREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:9102280192 DOC.DATE: 91/02/22 NOTARIZED: NO DOCKET,5FACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit1,Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant, Un...

Forwards PDR version of revised EPIPs,including rev 16 to EP G-3,rev 12 to EP G-4,rev 5 to EP G-5,rev 9 to EP OR-1,rev 2 to EP AD-2/NOS-4.1.6 & rev O to EP AD-5.

PGHB 2REGULA'Y INFORMATION DISTRIBUTICSYSTEM (RIDE)JfACCESSION NBR:9106100446 DOC.DATE: 91/05/06 NOTARIZED: NO DOCKETFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific Ga 05000323AUTH.NAME AUTHOR...

Responds to Generic Ltr 88-11, "NRC Position on Radiation Embrittlement of Reactor Vessel Matls & Impact On Plant Operations."

AC CELE RATED Dl~UBUTIONDEMONSTRWON. SYSTEMI'EGULATORYINFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:8812050055 DOC.DATE: 88/11/28 NOTARIZED:NO"FACIL:50-275 Diablo Canyon Nuclear power Plant, Unit 1,Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2,Pacific GaAUTH...

Forwards proprietary WCAP-11312, "Westinghouse Owners Group Tech Spec Subcommittee Reactor Trip Breaker Maint/ Surveillance Optimization Program." Rept withheld (ref 10CFR2.790).

SUBJECT: Forwards proprietary WCAP-11312 re reactor trip maint/surveillance optimization program. Rept withheld.DISTRIBUTION CODE'POZD COPIES RECEIVED:LTRLENCLjSIZE: /TITLE: Proprietary Review Distribution—Operating ReactorNOTES:\~cczmw~„,JJNVZR5,,kW9R~R„,R~E~A4'CESSIQN'0BR:88...

Application for amend to application for OL,consisting of Amend 84 to FSAR.

DOCKREGULATORY,

Forwards semiannual effluent release rept for Jul-Dec 1986 & magnetic tape of annual summary of hourly meteorological data.W/o magnetic tape.

REGULATORY INFORMATION DISTRIBUTION SSg.I.,R)'CCESSIONNBR: 87030401h2 DOC. DATE: 87/02/27 NOTARIZED: NO D"FACIL:50-275 Diablo Canyon Nuclear Power Plant. Unit 1. Pacifi 0500027550-323 Diablo Canyon Nuclear Pouer Planti Unit 2i Pacific Ca 05000323AUTH. MANE AUTHOR AFFILIATIONSH...

Informs that rept re deviations from Pullman Power Products weld procedure codes & QA/QC discrepancies forwarded to B Hayes,Director of Ofc of Investigations.

- _____- _ ____ - _ -__- - _ -~"*,''--- - '.-. . a * * g,* **-/ gUNITED STATES?Vte %NUCLEAR REGULATORY COMMISSION.= ' viASHINGTON . D.C. 20555O....$'h,OF FIC E OF THEcor.*MISSIONE RDeceder 6, 1963q..jHarold Hudson'1615 El Moro Avenue- ;e'FLos Oror, California 93402,Dear kr. Hu...

Informs of withdrawal of licensing exam application submitted 970320 for OB Oliver.

CATEGORY 1REGULAT INFORMATION DISTRIBUTION STEM (RIDS)ACCESSION NBR:9704080376 DOC.DATE: 97/04/04 NOTARIZED: NO DOCKETFACIL".50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific Ga 05000323AUTH.NAME AUTH...