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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

WCAP-14826, "Instrumentation Calibr & Drift Evaluation Process for Diablo Canyon Units 1 & 2,24 Month Fuel Cycle Evaluation."

Westinghouse Non-Proprietary Class 3pocketI'~'cgaSS10A»~g'~gg»'0~»~'+ + + + + + +~ ~Instrumentation Calibration andDriftEvaluation Process forDiablo Canyon Units 1 and 224 Month Fuel Cycle EvaluationWestinghouse Energy Systems9'702120285 9'70133.PDR ADOCK 05000275PPDR1L1SZSTIN...

Forwards "Diablo Canyon Verification Program," Semimonthly Rept 36 for 830405-18,per Commission Order CLI-81-30.

REGULATOR'f INFORMATION DISTRIBUTION S EM ('RIDS)AOCBSSION NBR:8304290047 OOC~DATE: 83/04/22 NOTARIZED; No DOCKETFACIL:50 275 Diablo Canyon Nuclear iPower .Planti "Unit li Pacific Ga 05000275'AUTH~NAME AUTHOR AFFILIATIONiORANEepeA~lPaci fic Gas 8 El ectric ~Co>REtCIPi NAME REC...

Diablo Canyon, Units 1 & 2 - Response to Request for Additional Information Concerning Protection Against Tornado-Generated Missiles.

NRC DISTRIBUTION FOR PART 50 DOCKET MATERIAL(TEMPORARY FORM)CONTROL NO:Fl/E:12354'ROM;Pacific Gas & Elec.Co,'.San Francisco, Calif. 94106—" —"Phili nTO:Mr ~ 0.. ParrDATE OF DOC10-21 75ORIG1 signedDATE REC'D LTR10-24-75CC OTHER SENTNRC PDRSENT LOCAL PDRTWX RPT OTHERCLASS UNCLAS...

Diablo Canyon Power Plant, Unit Nos. 1 and 2 - Project Manager Assignment Effective 10/1/2010 from Alan Wang to Fred Lyon.

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 August 13, 2010 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 94177-000...

Forwards Rev 1 to "Diablo Canyon Unit 1 IDVP,Verification of Corrective Action Equipment," Interim Technical Rept 67.

REGULAT "INFORMATION DISTRIBUTION i STEM (RIDS)ACCESSION NBR:8309160289 DOC.DATE; 83/09/13 NOTARIZKDs NO, DOCKET 0, FACIL:50-275 Diablo Canyon Nuclear Power Pl anti Unit ii Paci fic'a 05000275AUTHBYNAME.AUTHOR AFFILIATIONDENISONiE.-Robert L ~Cloud- Associatesi Inc.RECIP s NAME...

Diablo Canyon, Units 1 and 2, Support for NRC Review of CS Innovations Advanced Logic System and Lockheed Martin Deterministic Star Safety System Topical Reports.

I Pacific Gas andElectric Company® James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P. 0. Box 56Avila Beach, CA 93424805.545.3462Internal: 691.3462PG&E Letter DCL-10-068 Fax: 805.545.6445U.S. Nuclear Regulatory CommissionATTN: Document Control De...

Monthly operating repts for Dec 1998 for Diablo Canyon,Units 1 & 2,IAW TS 6.9.1.7 & GL 97-02.With 990115 ltr.

CATEGORY j.'c'EGUL~a.~'ORYINFORMATION DISTRIBUTION'YSTEM (RIDS)ACCESSION NBR:9901200432 DOC.DATE: 98/12/31 NOTAR1ZED: NO DOCKET ¹FACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific Ga 05000323AUTH...

Diablo Canyon, Unit 1 - Response to NRC Bulletin 2003-02, "Leakage From Reactor Pressure Vessel Lower Head Penetrations and Reactor Coolant Pressure Boundary Integrity".

April 5, 2005Mr. 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 - RESPONSE TO NUCLEARREGULATORY COMMISSI...

Monthly operating repts for Nov 1991 for Diablo Canyon Units 1 & 2.W/911215 ltr.

ACCELERATED DI RIBUTION DEMONST TION SYSTEMACCESSION NBR:FACIL:50-27550-323AUTH.NAMEJOYCE,T.C.DAHAN,P.G.TOWNSEND,J.D.RECIP.NAMEREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)9112200047 DOC. DATE: 91/11/30 NOTARIZED: NODiablo Canyon Nuclear Power Plant, Unit 1, Pacific GaDiab...

Diablo Canyon, Units 1 and 2 - Temporary Instruction 2515/194 Report 05000275/2020011 and 05000323/2020011

April 8, 2020 Mr. James M. Welsch Senior Vice President, Generation and Chief Nuclear Officer Pacific Gas and Electric Company P.O. Box 56 Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON POWER PLANT, UNITS 1 AND 2 – TEMPORARY INSTRUCTION 2515/194 REPORT...

Diablo Canyon, Units 1 and 2, Response to NRC Request for Additional Information Regarding Response to NRC Bulletin 2012-01.

Pacific Gas and Electric Company® February 3, 2014 PG&E Letter DCL-14-009 Barry S. Allen Site Vice President Diablo Canyon Power Plant Mail Code 104/6 P. 0. Box 56 Avila Beach, CA 93424 805.545.4888 Internal: 691.4888 Fax: 805.545.6445 U.S. Nuclear Regulatory Commission ATTN: ...

Diablo Canyon Power Plant, Units 1 and 2 - NRC Security Inspection Report 05000275-13-403 AND 05000323-13-403.

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 July 16, 2013 Mr. Edward D. Halpin Senior Vice P...

03/03/2010 Notice of Meeting to Discuss Environmental Scoping for Diablo Canyon Nuclear Power Plant, Units 1 and 2, License Renewal Application Review.

February 17, 2010 MEMORANDUM TO: David J. Wrona, Chief Projects Branch 2 Division of License Renewal Office of Nuclear Reactor Regulation Andrew S. Imboden, Chief Environmental Review Branch Division of License Renewal Office of Nuclear Reactor Regulation FROM: A...

Press Release-11-006: NRC Issues Safety Evaluation Report for Diablo Canyon Nuclear Power Plant License Renewal Application.

NRC ISSUES SAFETY EVALUATION REPORT FOR DIABLO CANYON NUCLEAR POWER PLANT LICENSE RENEWAL APPLICATION The Nuclear Regulatory Commission staff has issued its Safety Evaluation Report (SER) with open items for the proposed renewal of the operating li...

Forwards suppl to rept on seismicity of Diablo Canyon,CA area.Recent geological & seismological info re region around Unit 2 reviewed & evaluated.

_ _ _ _ _ _ . __.;,l-..,.. , m u ., c,,.:.. n- - -' ''/ % PHUL}||L. FAC.D*0 * Yf r ;" 't U.S. DEPARTr.';En!T OF C0!UTTNG1C" ,/Environmental Science Services Administration ..(-\. ,' .0COAST AND GEODETIC SURVEY,'Rockville, Md. 20852-.'.JUN : 21970-..Ih' ply toiAttn of': C23.iMr...

Diablo Canyon Independent Spent Fuel Storage Installation 10 CFR 72.48 Report of Changes, Tests, and Experiments for the Period of March 22, 2004, through February 28, 2006.

Pacific Gas and6" Electric Company'Donna Jacobs Diablo Canton Power PlantVice President P. 0. Box 5(1Nuclear Services Avila Beach, CA 93424805.545.46100March 22, 2006 Fax: 805.5415.4234PG&E Letter DIL-06-002ATTN: Document Control DeskDirector, Spent Fuel Project OfficeOffice o...

Diablo Canyon Units 1 & 2, 10 CFR 50.46 Annual Report of Emergency Core Cooling System Evaluation Model Changes for 2010.

-Pacific Gas andElectric Company® James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P. 0. Box 56Avila Beach, CA 93424805.545.3462Internal: 691.3462July 19, 2011 Fax: 805.545.6445PG&E Letter DCL-11-082U.S. Nuclear Regulatory CommissionATTN: Documen...

E-mail re: Neutron Energy's Marquez Canyon Project.

From: Ron LintonSent: Thursday, November 13, 2008 8:12 AMTo: Betty GarrettSubject: FW: Neutron Energy Marquez CanyonAttachments: 082208 RFI - Marquez Canyon MMD Comment Ltr.pdf; BokumMarquezMill_NRC Index.docCan you put this in the Neutron Energy docket. It's public. Thx. R...

Diablo Canyon, Units 1 & 2, Correction to License Amendments 105 and 104, Corrected Page of Safety Evaluation Supporting Amendments is Enclosed.

July 6, 1995Mr. Gregory M. Rueger Nuclear Power Generation, B14A Pacific Gas and Electric Company 77 Beale Street, Room 1451 P. 0. Box 770000 San Francisco, California 94106 SUBJECT: CORRECTION TO SAFETY EVALUATION REPORT SUPPORTING AMENDMENTS 105 AND 104 FOR DIABLO CANYON NUC...

Diablo Canyon Nuclear Power Plant, Units 1 and 2 - Exemption from the Requirements of 10 CFR 50.71(e)(4)(L-2020-LLE-0059 [COVID-19])

June 2, 2020 Mr. James M. Welsch Senior Vice President, Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Nuclear Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND...

"Long-Term Seismic Program:Methods & Procedures for Phase IIIA Seismic Fragilities of Structures & Components at Diablo Canyon Power Plant."

PGandE Letter No.: DCL-87-102ENCLOSUREDIABLO CANYON LONG TERM SEISMIC PROGRAMMETHODS AND PROCEDURES FOR THEPHASE IIIA SEISMIC FRAGILITIES OFSTRUCTURES AND COMPONENTS AT THEDIABLO CANYON PONER PLANTPacific Gas and Electric CompanyDiablo Canyon Power PlantDocket Nos. 50-275 and ...

"Rept on Discharge at Diablo Canyon Power Plant During Month of Mar 1990." W/900420 ltr.

"~ACCELERATED DISTRIBUTION DEMONSTlRATION SYSTEMREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:9004270161 DOC.DATE:~8p~NOTARIZED: NOFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1,Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2,Pacific GaAUTH....

"Evaluation of Diablo Canyon Containment Paint Effects on Long-Term DHR Capability of ECCS."

069585EVALUATION OF OIABLO CANYOH CONTAINHENT PAINT EFFECTSON LONG TERN DECAY HEAT REMOVAL CAPABILITYOF THE ECCSByT. S. AndreychekApr)1 26, 19BS85051403i6 8505i0 IIPDR ADOCK 05000275P PDRI0sqnVI~BSTRACT069)85It has been determ1nedby the 01ablo Canyon Pro)ect Off1ce that a smal...

Diablo Canyon, Units 1 and 2, Response to NRC Letter dated September 30, 2010, Request for Additional Information (Set 28) for License Renewal Application.

Pacific Gas and Electric Company® October 27, 2010 PG&E letter DCl -10-135 u.s. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20852 Docket No. 50-275, Ol-DPR-80 Docket No. 50-323, Ol-DPR-82 Diablo Canyon Units 1 and 2 James R . Becker Site V ice Pres...

Transmittal of Amendment 6 to the Operating License Application for Diablo Canyon Units 1 and 2.

VAEC D. IBUTIO'1 FOR PART 50 DOCKET HAIAL(TEMPORARY FORM)CONTROL No:F-ILE:2743(NR(N'cificGas & Electric CompanySan Francisco, Ca. 94106Mr. F.T. Searls 3 29-74 4-1-74DATE OF DOC DATEREC'DXtrio OTIIERTO:AECORIG3 signedCC OTIIER SEt