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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

"Rept on Discharge Monitoring at Diablo Canyon Power Plant During Month of Aug 1985." W/850920 ltr.

PACIFIC GAS AND ELECTRIC COMPANYNUCLEAR PLANT OPERATIONSREPORT ONDISCHARGE MONITORING ATDIABLO CANYON POWER PLANTDURING THE MONTH OFAUGUST 1985(8509250030850831pDR ADOCK05000275R'IQbl/JTABLE OF CONTENTSOverview .Summary of Monitoring Program Results:I-Monitoring of Plant Influ...

Renewal of application for stay to permit review of Joint Intervenors emergency motion.Unexecuted affidavit of M Kaku & Certificate of Svc encl.

-''. .UNITED STATES OF AMERICANUCLEAR REGULATORY COMMISSIONBEFORE THE ATOMIC SAFETY _AND LICENSING APPEAL BOARD)In the Matter of))PACIFIC GAS AND ELECTRIC COMPANY) Docket Nos. 50-275 0.L.) 50-323 0.L.(Diablo Canyon Nuclear Power)Plant, Units 1 and 2)))JOINT INTERVENORS' RENEWA...

Forwards Rev 0 to "Diablo Canyon Power Plant Unit 1,PG&E Review of 10CFR50,App R,Sections III.G,III.J & III.O," supplementing 811001 rept & completing requirement of License DPR-76,Section 2.C.(6)b requirements.

REGULATOR l FORMATION DISTRIBUTION 8 EM (RIDS)ACCESSIONNBR 8307280 10 1 DOC ~ DATE ~ 83/07/1'5 NOTARXZED NOFACIL:50-275 Diablo Canyon Nucl ear Power Pl anti Unl t lrPack fic GaAUTH'AMEAUTHOR AFFILIATIONSCHUYLERiJ.O, Pacific Gas 8 Electric Co ~RECIP NAME RECIPIENT AFFILIATIONEI...

Diablo Canyon Power Plant, Unit 2 - ASME Section XI lnservice Inspection Program Request for Alternative NDE-RCSSE-2R22 Use of Alternate Sizing Qualification Criteria Through a Protective Clad Layer

Pacific Gas and Electric Company• October 31, 2019 PG&E Letter DCL-19-084 Paula Gerten Site Vice President Diablo Canyon Power Plant Mail code 104/6/605 P.O. Box 56 Avila Beach, CA 93424 805.545.4596 Internal: 691.4596 Fax: 805.545.4234 U.S. Nuclear Regulatory Commission ATTN:...

Diablo Canyon, Units 1 and 2 - License Amendment Request 13-02 - Revision to Technical Specifications to Adopt Risk Informed Completion Times TSTF-505. Revision 1. "Provide Risk-Informed Extended Completion Times-RITSTF Initiative 48".

Pacific Gas and Electric Company® November 25, 2013 PG&E Letter DCL-13-106 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: 6 91.4888 Fax: 805.545.6445 U.S. Nuclear Regulatory Commission ATTN...

Diablo Canyon, Units 1 and 2 - Request for Additional Information - Financial Information Described in Enclosure 1 of the Letter dated May 5, 1994 is Required in Order to Evaluate the Financial Qualification of PG&E to Operate Facility.

Docket Has. 50-275Gnd SO-323Mgmy v]974Pacific Ces Qnd Electric CompanyATM< Hr. Frederick T. SearlsVice President aad tdenera3. Counse177 3eale streetSan Pmncisco, Cal&orxda 94106Distribution:AHC PDRLocal PDRDocket PilRCDGYoungOCCB. Hurt, OAXT. Hirons. V. HilsonLHR 1-3 ReadingL...

Diablo Canyon Power Plant, Unit 2 - Revision 25 to Updated Final Safety Analysis Report, Drawing 108015, Rev. 26, Sheet 4

E D C B en 0 N I (_(J N I CD 0 T, G Aj 0 ---1 .z ~ (_) q­U) 0 G~ en • z -'SCN o'J),_ CD L0 '-I - [, _L O J) ___iJ a:J =I - I _/ LJ . -·--- ' __ _, ·-:.:::.r::: ,--. (_ ,' 39-A _-'11-".;I(: 3 Size 40 f\JOTES: 41 42 43 44 45 WATER ~LJRRLY HEADER • ► 2-47 _ LCJ I-UN I T & 2 COMMO...

Rev 1 to "Best Mgt Pratices Plan for Diablo Canyon Power Plant."

BEST MANAGEMENT PRACTICES PLANDIABLO CANYON POWER PLANTREVISION 1JANUARY 31, 1987PACIFIC GAS AND ELECTRIC COMPANYApproved:Name: Robert C. Thornberryc8702190068870205PDRADQCK05000275PPDRTitle: Plant ManagerDC0526.31 1IIDIABLO CANYON POWER PLANTBEST MANAGEMENT PRACTICES PLANCONT...

Diablo Canyon Units 1 and 2, Letter Responding to Informal Request for Additional Information on Connections Between the Firewater and Transfer Storage Tank and Auxiliary Feedwater System.

PfgR-GULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)DISTRIBUTION FOR INCOMING MATERIAL 50-5/323REC: STOLZ J F ORG: CRANE P ANRC PACIFIC GAS 5 ELECDGCTYPF: LETTER NOTARIZED: NGSUBJECT:FURNISI.IING RESPONSE TO NRC RFQU-ST, CON.ISTING OF ADDLCONNECTIONS BETWEEN TIRE FIREWATER AND...

Summary of Telephone Conference Call Held on August 3, 2010, btw the USNRC and Pacific Gas and Electric Company Concerning the D-RAI Related to the Diablo Canyon Nuclear Power Plant, Units 1 and 2, LRA Scoping and Screening and Aging Management Review.

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555·0001 August 13, 2010 LICENSEE: Pacific Gas and Electric Company FACILITY: Diablo Canyon Nuclear Power Plant, Units 1 and 2 SUBJECT: SUMMARY OF TELEPHONE CONFERENCE CALL HELD ON AUGUST 3, 2010, BETWEEN THE U.S...

"Diablo Canyon Power Plant Unit 1 Cycle 4 Startup Rept." W/900314 ltr.

_ _ - - - - -. - - - - - . . . . . , . . . .4Pacific Gas and Electric Company 77 Beale Street Jane: D. Shiffer- ' ; - , -. , .e' San Francisco,CA94106senior Vice President andOOI2beneration ar415/973-4684''March 14, 19901PG&E Letter No. DCL-90-074U.S. Nuclear Regulaitory Commi...

Diablo Canyon Power Plant, Unit 1 - Revision 25 to Updated Final Safety Analysis Report, Drawing 102015, Rev. 36, Sheet 3.

E D C 0 B 0 N I w 0 I 0 00 Q) +-0 C 0 CJ) u oc n cnx (l)U~ l.[] 0 OJ A - n ----:i 0 U) 00 NL.[] L 11 - Q) 0:::0 l/J wN=::i f-11 Vl Z 0 <( C) <( o:::ou 30 172-A 35 300 12 31 I 32 I 4 441 SALT WTR K _4,, 45-E I 7 32 PI 98 33 B-0103 SALT WATER 45-E I 7 COOL I NG SYSTEM SERVICE CO...

2010/10/06 Diablo Canyon LR - RE: DCNPP L.R. Data request of the NRC to PG&E

1DiabloCanyonNPEm ResourceFrom: Stuyvenberg, AndrewSent: Wednesday, October 06, 2010 3:31 PMTo: David WeismanCc: beckers@thegrid.net; DiabloCanyonNPEm ResourceSubject: RE: DCNPP L.R. Data request of the NRC to PG&EMr. Weisman - I believe the letter to which you refer is from...

Forwards "Breakwater Damage by Severe Storm Waves & Tsunami Waves," "Evaluation of Seismic Stability of Breakwaters at Diablo Canyon Nuclear Power Station," & "Height Limiting Effect of Sea Floor Terrain Features & of Hypothetically..."

s4e)g()« t 'I aACCESSION NBR:FAC IL:50-275r50-323AUTH. NAHECRANEI P. A.REClP. MANENIRAQLIAe F. J.REGULATORY ORN*TION DISTRIBUTION SY N (RIDS )8207060181 DOC. DATE: 82/07/01 NOTARI ZED: NO DOCI ¹Diablo Canyon Nuclear Power Planta Unit il Pacific QaDiablo Canyon Nuclear Power Pl...

Diablo Canyon Unit 1 and 2, License Amendment 26 and 25, Clarifying Types of Radioactivity Analyses and Lower Limits of Detection for Gaseous Effluents from Waste Gas Decay Tanks, Plant Vent, Containment Purge, and SG Blowdown Tank Vent.

December 28, 1987Docket 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 CT...

Requests for Additional Information for the Review of the Diablo Canyon Power Plant, units 1 and 2, License Renewal Application - Set 39 (TAC Nos. ME2896 and ME2897).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 February 2, 2016 Mr. 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: REQUESTS FOR AD...

Diablo Canyon, Response To Letter Dated September 13, 1979, Regarding Follow Up Actions Resulting From The NRC Staff Reviews Regarding The Three Mile Island Unit 2 Accident.

PLCIPlC GA.S AND ELECTRICCOMPLN~Z'AWDEPARTMENT-77 BEALE STREET. 31ST FLOOR~SAN FRANCISCO, CALIFORNIA 94106'(415) 781~4211November 2, 1979Mr. Harold R. Denton, DirectorOffice of Nuclear Reactor RegulationU. S. Nuclear Regulatory CommissionPhillips Building7920 Norfolk AvenueBet...

Forwards constituents J ZamEk 910722 ltr requesting that hearings on Diablo Canyon Power Plant be moved to San Luis Obispo County.

'AL'AN CRANSTONCALIFORNIAt'lRoittil5tatts QtIIattWASHINGTON, DC 20510-0501November 19, 1991To: Congressional LiaisonNuclear Regulatory Commission1717 H Street, N.W.Washington, D.C. 20555Enquiry from: Ms. Jill ZamEk1123 Flora RoadArroyo Grande, California 93420Re: Please respon...

Diablo Canyon, Units 1 and 2 - 10 CFR 50.59 Report of Changes, Tests, and Experiments for the Period January 1, 2008, through December 31, 2009.

* Pacific Gas andElectric Company' James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P 0. Box 58Avila Beach, CA 93424805.545.3462April 19, 2010 Internal: 691.3462Fax: 805.545.6445PG&E Letter DCL-10-039U.S. -Nuclear Regulatory CommissionAttention: ...

Diablo Canyon, Units 1 and 2 - Response to Request for Additional Information Regarding Reactor Coolant System Overpressure.

U.S. NUCLEAR REGULATORY MISSIONLRC+ORM 195~ I2-75)~, s.NRC DISTRIBUTION FOR PART 50 DOCKET MATERIALFILE NUMBERTO:Mr. John F. StolzFROM:Pacific Gas & Electric CompanySan Francisco, CaliforniaPhilip A. Crane, Jr.DATE OF DOCUMENT7/S/77DATE RECEIVED7/21/77ETTE RRIG INAL0 COPYDE S ...

Diablo Canyon Units 1 & 2 Response to NRC Request for Additional Information re License Amendment Request 01-03, "Expansion of Steam Generator Tube W* Alternate Repair Criteria for Indications in Westinghouse Explosive Tube Expansion (WEXTEX) Region."

Pacific Gas and Electric CompanyGregory M. Rueger US Mail: Senior Vice President- Mail Code B32 Generation and Pacific Gas and Electric Company Chief Nuclear Officer PO Box 770000 San Francisco, CA 94177-0001 March 14, 2002 Overnight Mail Mail Code B32 Pacific Gas and Electric...

01/04/11 Summary of Telephone Conference Call Held Between the NRC and PG&E Company Concerning Requests for Additional Information Related to the Diablo Canyon Nuclear Power Plant, Units 1 and 2, License Renewal Application (TAC Nos. ME2896 and ME2897)

RfG(j{"'I UNITED STATES "'0 NUCLEAR REGULATORY COMMISSION ~ WASHINGTON, D.C. 20555-0001 g J: ~ ~ ''' ...... t' February 7, 2011~? ~O' ****i< LICENSEE: Pacific Gas and Electric Company FACILITY: Diablo Canyon Nuclear Power Plant, Units 1 and 2 SUBJECT: SUMMARY OF TELEPHONE...

Diablo Canyon Power Plant, Unit 1 - Revision 25 to Updated Final Safety Analysis Report, Drawing 102015, Rev. 47, Sheet 4.

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Forwards Rev 0 to "Diablo Canyon Unit 1 IDVP Verification of Corrective Action,Containment Bldg," Interim Technical Rept 54.

SUBJECT: For wards "Diab)o Canyon. Unit 1 IDVP Ver i fication ofCerrective ActionPContainment'ldg'" Inter im TechnicalRept 54PRev 0., gijh/DISTRIBUTE'IONCOOK: D013S COPIES RECEIVED'LTR.'NCL'~~SXZK'ITLE:Diablo Canvon (50 275) Independent Design Verification Pr'ogramNOTES: J Heh...

FOIA/PA-2011-0174 - Report "Rationale for Development of Design Spectra for Diablo Canyon Reactor Facility" dated 09/03/76.

FOIA Resource From: uid no body [nobody@www.nrc.gov] POWPARIlQUESf'Sent: Tuesday, April 05, 2011 3:02 PM «CaleNo.: 02o)I-OI2.~To: FOIA Resource Subject: WWW Form Submission ft..6... Rec'd·. '1-S -II uatD Spedalist: ~.~-.-:. ~-~= Below is the result of your feedback form. It wa...