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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

IR 05000275-12-302; Pacific Gas & Electric Company; 05000323-12-302;11/21- 12/3/ 2012; Diablo Canyon Power Plant, Units 1 and 2; Initial Operator Licensing Examination Report.

January 3, 2013 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 Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON POWER PLANT, UNITS 1 AND 2 - NRC EXAMINATION REPORT 0...

Summary of The August 27, 2019, Public Meeting Near the Diablo Canyon Nuclear Power Plant Regarding the Establishment and Operation of Community Advisory Boards

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 November 15, 2019 MEMORANDUM TO: Bruce A. Watson, CHP, Chief Reactor Decommissioning Branch Division of Decommissioning, Uranium Recovery and Waste Programs Office of Nuclear Material Safety...

Diablo Canyon, Units 1 and 2 - Letter Requesting Withholding Regarding Westinghouse Report Entitled, "Diablo Canyon Reactor Coolant System Response to Combinations of Calculated Loads for Pipe Break and Earthquake".

N~%fNRC FGRM 196U.S. NUCLEAR REGULATORV COMMISSIONNRC DISTRISUTION FOR PART 50 DOCKET MATERIALOOCKET NUMBERF LE NUMBEg-o~ COABETTER~ORIGINAIOCOPVQNOTORIZEOTO:Mr, John Fi Stolz'ROM;PG&ESan Francisco, Ca, 9/I106:Philip A, CraneINPUT FORMOATE OF OOCUMENT2-22-78OATP RPSEI')(8ONUMB...

Diablo Canyon Power Plant - NRC Inspection Report 05000275/2016002 and 05000323/2016002.

UNITED STATES NUCLEAR REGULATORY COMMISSION REGION IV 1600 E. LAMAR BLVD. ARLINGTON, TX 76011-4511 August 2, 2016 Mr. Edward D. Halpin Senior Vice President, Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 56, Mail Co...

Summary & evaluation rept of RL Cloud & Assoc rept, "Diablo Canyon Unit 1 IDVP - HVAC Components."

'. .',f .', =...S.IMMARY AND EVALUATION REPORT',Report Title:Diablo Canyon Unit 1 Independent Design VerificationProgram, HVAC Components'.Report No.ITR-31, P 105-4-839-031, Revision 0.,'Report Date1/14/83AuthorRobert L. Cloud AssociatesEdward Denison Project Manager8310180624...

Slides, "Head Loss and Chemical Effects Testing Program," GE Hitachi Diablo Canyon Status of Strainer Testing.

GE Hitachi Nuclear Energy AmericasDiablo Canyon Power PlantHead Loss and Chemical Effects Testing Program2August 23,2007Overview• Chemical effects testing conducted for Diablo Canyon Power Plant (DCPP)• Plenum style strainer with ~3300 ft² of perforated area allows open area f...

Diablo Canyon Power Plant - NRC Problem Identification and Resolution Inspection Report 05000275/2016009; 05000323/2016009.

August 26, 2016 Mr. Edward D. Halpin, Senior Vice President, Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON POWER PLANT – NRC PROBLEM IDENTIF...

Diablo Canyon, Unit 2 - Flaw Evaluation of Unit 2 Residual Heat Removal Suction Weld Joint.

Pacific Gas and Electric Company® May 18, 2017 PG&E Letter DCL-17-049 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Docket No. 50-323, OL-DPR-82 Diablo Canyon Unit 2 James M. Welsch Vice President, Nuclear Generation Flaw Evaluation o...

"Project Quality Plan for Providing Assistance & Svcs to Support NRC/IE Region IV Personnel in NDE & Review of Radiographs at Diablo Canyon,Units 1 & 2."

/~or em et ec~ 3n c.CON SLILTING ENGINEERSELM GROVE, WISCONSINPAR: PQP-124Page 1 of 9ll Total Pages,with AttachmentPARAMETER, Inc.»Ioject Quality Plan (PQP)fori::o';ii::;..-.,'..;:.:c',".c Services o~-Su oru I!RC/TE 'Recipe V personne]in. Gl (3c:sil. Uct ve Examinations and Re...

Diablo Canyon, Units 1 & 2, Response of Applicant, Pacific Gas and Electric Company, To Briefs of Intervenors and Staff.

UNITED STATESNUCLEAR REGULATORY COMMISSIONgoN~r ~qqgacgg76~9g~ye /p@ocnATOMIC SAFETY AND LICENSING APPEAL-BOARDRichard S. Salzman, ChairmanDr..Lawrence R. QuarlesDr. N.'.ReedJohnson)In the Matter of))PACXFIC GAS AND ELECTRIC COMPANY))(Diablo Canyon Nuclear Power Plant,...

Transmittal of Annual Summary Report, January 1 through December 31, 1976, of the Diablo Canyon Project Waste Discharge Monitoring Program.

5&%CIVIC Cr&S AND ELECTRIC CO1VCPAM Z77 BEALE STREET ~SAN FRANCISCO, CALIFORNIA 94106 ~(415) 781.4211JOHN C ~ MORRISSSYYIoc oocCIocNT ANo acocoAL covN55LMAI COLM H ~ PURSUSHA55OCIACC OCNCCAL COVN5CI.CHARLCC T VAN OCVOCMMALCOLM A ~ M ~ OKILLOPPHII IP A ~ CRAN C, %IR ~HCNRY J, L...

Diablo Canyon Power Plant, Units 1 And 2 - Notification Of NRC Initial Operator Licensing Examination 05000275/2019301 and 05000323/2019301.

April 30, 2018 Mr. James M. Welsch Vice President, Nuclear Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON POWER PLANT, UNITS 1 AND 2 - NOTIF...

Diablo Canyon Units 1 & 2, Tech Spec Pages for Amendments 158 and 159 re: Revision to Technical Specifications Regarding Suspension of Positive Reactivity Additions.

RTS Instrumentation3.3.1ACTIONS (continued)CONDITION REQUIRED ACTION COMPLETION TIMEE. One channel inoperable. NOTEThe inoperable channel, or oneadditional channel for functions 6,7, and 8.b may be bypassed forup to 4 hours for surveillancetesting of other channels. Forfunctio...

Diablo Canyon, Units 1 &2, Environmental Engineering Procedure - Storm Water Management.

I ,*** ISSUED FOR USE BY: DATE: EXPIRES:DIABLO CANYON POWER PLANT 1 &2 ENV.SW1ENVIRONMENTAL ENGINEERING PROCEDURE U Rev. 0Page 1 of 19Storm Water Management10/21/08Effective DateQUALITY RELATEDREFERENCE USETable of Contents1. S C O P E ............................................

Diablo Canyon, Units 1 and 2 - Waste Discharge Monitoring Program Report for the Month of February, 1976.

QC)PA.C 1 P I C C'rA.SANDlP(R.~K~77 OEALE. STREET~SKLKC TR.IC COlVEHA.MZAN FRANCISCO, CALIFORNIA 94106~(415) 781~4211JOHN C. MOAAISSSVVICC FCCSIOCNT AND OCNCDAL COUNSELIYIALCOIM H. F UR GUSHASSOCIAIC SCNCEAL COSNSCLVVILLIAM 0, KUOCRCHAR LCS 7 VAN CSC U 8C NMALCOLMA. MDOKILI.OP...

Encl 2 (Preliminary SER Chapter 5) to 02/11/04 Ltr L Womack, Diablo Canyon Power Plant, re Preliminary License and Safety Evaluation Report (SER) for Diablo Canyon ISFSI (72-26) (50-275, -323) (L23399).

5-15 INSTALLATION AND STRUCTURAL EVALUATION5.1 Conduct of ReviewThis chapter of the Safety Evaluation Report contains reviews of the information presented inthe Diablo Canyon ISFSI Safety Analysis Report Chapter 4, “ISFSI Design.” The objective ofthe installation design revi...

Press Release-IV-03-035: NRC to Conduct Special Inspection at Diablo Canyon.

NRC NEWS U. S. NUCLEAR REGULATORY COMMISSION Office of Public Affairs Region IV 611 Ryan Plaza Drive - Suite 400 Arlington, TX 76011-4005No. IV-03-035 August 8, 2003Contact:...

Diablo Canyon: UNUSUAL EVENT BECAUSE OF A FIRE LASTING GREATER THAN 15 MINUTES

-1- May 15, 2000PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE PNO-IV-00-011This preliminary notification constitutes EARLY notice of events of POSSIBLEsafety or public interest significance. The information is as initiallyreceived without verification or evaluation, ...

Diablo Canyon, Units 1, Letter Concerning the Individuals who have Applied for Operator and Senior Operator Licenses for Plant.

Docket Ho. 55-275Pacific Gas 5. E1ectric CompanyATTN: t'tr. R. D. Pamsay,Plant SuperintendentDiablo Canyon Power PlantP.O. Box 56Avilia Beach, California 9N24Gentlenen:This letter concerns the individuals who have applied for operator andsenior operator licenses for the Diablo...

Diablo Canyon Power Plant, Units 1 and 2 - Physical Security Requirements for Independent Spent Fuel Storage Installations Inspection Report 072-026/2012401.

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 February 17, 2012 John T. Conway Senior Vice ...

Response to NRC Letter dated November 13, 2012, Diablo Canyon Power Plant - NRC Integrated Inspection Report 05000275-12-004 and 05000323-12-004.

__ Pacific Gas and ~ :~ Electric Company® December 13, 2012 PG&E Letter DCL-12-126 U.S. Nuclear Regulatory Commission ATTN:- Document Control Desk Washington, DC 20555-001 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 Diablo Canyon Units 1 and 2 Barry S. Allen Site...

"1997 Annual Nonradiological Environ Operating Rept," for Diablo Canyon Power Plant,Units 1 & 2.W/980430 ltr.

CATEGORY 1REGULAT Y INFORMATION DISTRIBUTIO SYSTEM (RIDS)ACCESSION NBR:9805050118 DOC.DATE: 97/12/31 NOTARIZED: NOFACIL:,50'75 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga%J-329; Diablo Canyon Nuclear Power Plant, Unit 2, Pacific GaAUTH.NP~CE"AUTHOR AFFILIATIONRUEGER,...

Diablo Canyon, Units 1 & 2, License Amendments 67 & 66, Amendments Relocate Procedural Details of Radiological Effluent TS to Radiological Monitoring Control Procedure or Process Control Program, as Appropriate.

0 oUNITED STATES NUCLEAR REGULATORY COMMISSION X ,WASHINGTON, D. C. 20555 January 22, 1992 Docket Nos. 50-275 and 50-323 Mr. Gregory M. Rueger Senior Vice President and General Manager Nuclear Power Generation Business Unit Pacific Gas and Electric Company 77 Beale Street, Roo...

Diablo Canyon, Units 1 and 2, License Amendment Request 05-02, Revision to Technical Specification 3.7.5. "Auxiliary Feedwater (AFW) System."

E 11Pacific Gas andElectric Company'James B. Becker Diablo Canyon Power PlantVice President P. 0. Box 56Diablo Canyon Operations and Avila Beach, CA 93424Station Director805.545.3462July 29, 2005 Fax: 805.545.4234PG&E Letter DCL-05-080U.S. Nuclear Regulatory CommissionATTN: Do...

Press Release-10-004: NRC Announces Opportunity for Hearing on Application to Renew Operating Licenses for Diablo Canyon Nuclear Power Plant.

NRC ANNOUNCES OPPORTUNITY FOR HEARING ON APPLICATION TO RENEW OPERATING LICENSES FOR DIABLO CANYON NUCLEAR POWER PLANT The Nuclear Regulatory Commission has announced the opportunity to request a hearing on an application to renew the operating licenses for Diablo Canyon Nu...