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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

Diablo Canyon Power Plant, Units 1 and 2 - Notification of Inspection (NRC Inspection Report 05000275/2017002; 05000323/2017002) and Request for Information.

February 6, 2017 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 UNITS 1 AND 2 – NOTIFICAT...

Comment (21) of Marina Bethlenfalvay, re Environmental Assessment and Draft Finding of No Significant Impact Related to the Construction and Operation of the Diablo Canyon Independent Spent Fuel Installation.

IiNRQRE., p-Diablo Canyon Spent Fuel FacilityPage17p.0'From:To:Date:Subject:"Marina Bethlenfalvay" Mon, Jul 2, 2007 1:33 PMDiablo Canyon Spent Fuel FacilityTo Whom It May Concern:I am a resident of San Luis Obispo and strongly urge you to give carefulconsideration to the conce...

Request for Additional Information Regarding Diablo Canyon Power Plant Security Plan.

AEC DISTRIBUTION FOR PART 50 DOCKBT MATERIAL~(TRHPORARY PORll) CONTROL NO:, 4618llFILE:FP,OM: DATE OF DOC DATE FKC'D LTR MEMO RPT OTHERPacific Gas & Electric Co.San Francisco, CaliforniaF. T. Searls 5-10-74 5-23-74TO: ORXG CC OTHERChiefCLASS Ui'ICLAS S PROP INFO1 si nedINPUT N...

Diablo Canyon, Units 1 and 2 - Water Resources Evaluation: Well Installation and Aquifer Testing. Part 1 of 2.

C)I0N)Environmental and Natural Resource Management Consultantsvia emailAugust 22, 2008Mr. Drew SquyresSenior Project ManagerPacific Gas and Electric Company, Environmental Services4325 South Higuera StreetSan Luis Obispo, CA 93401RE: Pacific Gas & Electric (PG&E) Company, Dia...

Nuclear Regulatory Commission Plan for the Audit of Pacific Gas and Electric Company's Seismic Hazard and Screening Report Submittal Related to the Near-Term Task Force Recommendation 2.1- Seismic for Diablo Canyon Power Plant Unit Nos. 1 and 2.

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 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 September 4, 2015 SUBJECT: NUCLEAR REGULATORY COMMISS...

Motion to augment or,in alternative,to reopen record re facility operation in light of Stokes & Cooper affidavits. Motion timely filed & should be granted.Certificate of Svc encl.

j'''.. . .'- ' -, ., .., ,..DOCKETEDUSHRCUNITED STATES OF AMERICANUCLEAR REGULATORY IM N..BEFORE THE ATOMIC SAFETY AND LICENSING' APPEAL BOARD*,)In the Matter of))PACIFIC GAS AND ELECTRIC COMPANY) Docket Nos. 50-275 O.L.) 50-323 0.L.(Diablo Canyon Nuclear Power)Plant, Units 1 ...

Diablo Canyon Power Plant, Units 1 and 2 - Request for 180-Day Implementation Schedule for License Amendment Request 16-02, "License Amendment Request to Revise Technical Specification 3.4.12, Low Temperature Overpressure Protection (LTOP) System."

James M. Welsch Pacific Gas and Electric Company® Vice President, Nuclear Generation Diablo Canyon Power Plant Mail Code 104/6 January 18, 2017 PG&E Letter DCL-17-006 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Docket No. 50-275, OL...

Diablo Canyon, Units 1 & 2, Request for 180-Day Implementation Schedule for License Amendment Request 16-01. "Application to Revise Technical Specifications to Adopt TSTF-523. 'Generic Letter 2008-01. Managing Gas Accumulation,' Using the Consolidated...

Pacific Gas and Electric Company

LER 11-001-00 For Diablo Canyon Unit 2 re: Unit 2 Reactor Trip From Loss Of Main Feedwater Pump 2-1.

Pacific Gas and Electric Company® May 25,2011 PG&E Letter DCL-11 -063 Jam es R . B ecker Site Vice President Diablo C anyon Power Plant M ail Code 104/5/601 p. O . Box 56 Avila Beach, CA 93424 805. 545.3462 Internal: 691. 3462 F ax : 805.545.6445 U.S. Nuclear Regulatory Commis...

04/17/2002 End-of-Cycle Public Meeting Invitation Letter to Local Officials of Diablo Canyon Power Plant/Pacific Gas and Electric Company.

March 18th, 2002THIS LETTER WAS ISSUED TO THOSE ON THE ATTACHED DISTRIBUTION LISTSUBJECT: NOTIFICATION OF UPCOMING MEETINGDear :Each year, NRC conducts an integrated assessment of performance, based upon the risksignificance of the inspection findings of the NRC’s...

Diablo Canyon Units 1 and 2 - Initial Response of Elizabeth E. Apfelberg and Sandra A. Silver to the AEC ASLB's Order Relative to Petitions to Intervene.

Itt. une 6, 1974Atomic Safety and Licensing Appeal BoardU.S. Atomic EnergyCommissionWashington, D.C. 20545Regarding: Diablo Canyon Units 1 and 2(Docket Dos. 50-275WL an 0-323&L)/",:DL«"''(„,Ni»»4"ggaao>~.,-asapla~pgeeg5lladeThis is the initial response of Hlizabeth E. Apfelber...

G20100077/LTR-10-0044/EDATS: SECY-2010-0091/Y020100075/LTR-10-0141 - Ltr. Adam Hill Re: Relicensing Application for Diablo Canyon Nuclear Power Plant

July 23, 2010 Mr. Adam Hill San Luis Obispo County Board of Supervisors 1055 Monterey Room D430 San Luis Obispo, CA 93408 Dear Supervisor Hill: On behalf of the U.S. Nuclear Regulatory Commission (NRC), I am responding to your letter of February 7, 2010, and the Board o...

Diablo Canyon, Unit 2, Submittal of Copies of Amendment No. 2 to Pacific Gas and Electric Co.

4.--,C..Q C 9~0IPacffiuCas-k-'-Electric-Co~.San PMgcisco, CGXifeMchard He'.PetersonQ o 6 o oDATEOF DOCUMP4T: DATC RECEIVED5=3349—6-349-REPORT'. OTHERTO: ORIG OTHERCIASS IF:DEscRI pTIDN: (MIIst Be Unclassified)POST OFFICEREG. NO:ACTION NECESSARYQNO ACTION NECESSARYQFILECODE.'03...

Diablo Canyon, Units 1 and 2 - Special Report 03-04; San Simeon Earthquake of December 22, 2003.

WI Pacifc Gas andElectric CompanyLawrence F. Womack Diablo Canyon Power PlantVice President PO. Box 56Nuclear Services Avila Beach, CA 93424805.545A600Fax: 805.545.4234January 5, 2004PG&E Letter No. DCL-03-184U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashing...

Diablo Canyon, Units 1 & 2, Environmental Assessment & Finding of No Significant Impact, Amendment Would Allow the Storage of Fuel With Enrichments Up to and Including 5.0 Weight Percent U-235.

June 1, 1995Mr. Gregory M. Rueger Nuclear Power Generation, BI4A Pacific Gas and Electric Company 77 Beale Street, Room 1451 P.O. Box 770000 San Francisco, California 94177 Dear Mr. Rueger: SUBJECT: DIABLO CANYON POWER PLANT, UNITS 1 AND 2 - ENVIRONMENTAL ASSESSMENT AND FINDIN...

Declaration in opposition to util 830712 motion to compel responses to interrogatories.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)) (Reopened Hearing --) Desig...

Diablo Canyon Power Plant - Annual Assessment Letter and Inspection Plan 2008 (NRC Inspection Reports 05000275-09-001 and 05000323-09-001).

UNITED STATESNUCLEAR REGULATORY COMMISSIONREGION IV612 EAST LAMAR BLVD, SUITE 400ARLINGTON, TEXAS 76011-4125March 4, 2009 John T. Conway Senior Vice President & Chief Nuclear Officer Pacific Gas and Electric Company P.O. Box 3 Mail Code 104/6/601 Avila Beach, CA 93424 SUB...

Forwards Rev 1 to "Evaluation of Diablo Canyon Power Plant Reactor Vessel Matls by NRC Pressurized Thermal Shock Screening Criteria," per 10CFR50.61.Projected values of ref temp do not exceed 10CFR50.61 screening criteria.

'kCESSION NBRFAC IL:50-27550-323AUTH. NANESHIFFM, J. D.i REC IP. NAMEVARGAp S. A.REGULATORY INFORMATION DISTRIBUTION SYSTEN tRIDS)8601230047 DOC. DATE: 86/01/17 NOTAR cD: NO DOCKET 0Diablo Canyon Nuclear Power Planta Unit ipPa'cific Qa 05000275Diablo Canyon Nuclear Pouer Plant...

Diablo Canyon Unit 2 - Emergency License Amendment Request 04-03, Revision to Technical Specification 3.6.6, "Containment Spray and Cooling Systems".

- Pacific Gas andF/61 Electric CompanyJames R. Becker Diablo Canyon Power PlantVice Piesident-Diablo Canyon PO. Box 56Operations and Station Director Avila Beach. CA 93424July 30, 2004 Fax:805.545.4234PG&E Letter DCL-04-096U.S. Nuclear Regulatory CommissionATTN: Document Contr...

Diablo Canyon, Units 1 and 2 - Revision 31 to EP G-1, "Emergency Classification and Emergency Plan Activation."

SPacific Gas and Electric Company James R. Becker Diablo Canyon Power Plant Station Director Mail Code 104/5/504 PO. Box 56 Avila Beach, CA 93424 May 3, 2002 805.545.3462 Fax: 805.545.4234 PG&E Letter DCL-02-056 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Wa...

Summary Of June 5, 2014, Conference Call To Discuss The Status Of The License Renewal Application Review Of The Diablo Canyon Nuclear Power Plant, Units 1 And 2.

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 July 3, 2014 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 SU...

Monthly operating repts for Mar 1989 for Diablo Canyon Units 1 & 2.W/890412 ltr.

DOCKET0500027505000323gcCp~RA,TED91STKBU'EON DE MONSTRA,TION SYSTEM,REGUDAT INFORMATION DZSTRZBUTZO+YSTEM (RIDE)*FACIL:50-.275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific GaAUTH.NAME AUTHOR AFFILIATIONBEDESEM,P...

Diablo Canyon, Submittal of Third Quarter 2012 Report on Discharge Monitoring.

Pacific Gas andElectric CompanyPacific Gas and Electric CompahyDiablo Canyon Power PlantP.O. Box 56Avila Beach, CA 93424Date: October 18, 2012PG&E Letter DCL-2012-541Electronic, SubmissionCIWQS Web ApplicationCalifornia Regional Water Quality Control BoardCentral Coast RegionA...

Diablo Canyon Power Plant - NRC Supplemental Inspection Report and Assessment Follow-Up Letter; 05000275/2017040 and 05000323/2017040.

UNITED STATES NUCLEAR REGULATORY COMMISSION REGION IV 1600 E. LAMAR BLVD. ARLINGTON, TX 76011-4511 January 23, 2018 EA-16-168 Mr. James M. Welsch Senior Vice President and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 56, Ma...

Diablo Canyon Exam Questions.

NUCLEAR POWER GENERATIONDIABLO CANYON POWER PLANTJOB PERFORMANCE MEASUREAUTHOR:DAVE BURNS DATE: 2/1/2000REVIEWED BY:N/A DATE:N/AJPM COORDINATORAPPROVED BY:N/A DATE:N/ATRAINING LEADER REV. 0Number: ADMNRC-1ROTitle: DETERMINE IF ROD INSERTION LIMIT (RIL) HAS BEENEXCEEDEDExaminee...