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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

Monthly operating repts for Nov 1988 for Diablo Canyon,Units 1 & 2.W/881214 ltr.

A,C CELERATED D1 UTION~ ~DEMONSTRZ, N-SYSTggREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR: 8812190233 DOC. DATE: 88/11/30 NOTARIZED: NOFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit1,Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2,Pacific GaAU...

Reply to Request for Additional Information for Special Report 05-01 - Results of Steam Generator Tube Inspections for Diablo Canyon Power Unit 2 Twelfth Refueling Outage.

IPacific Gas andElectric CompanyeDonna JacobsVice PresidentNuclear ServicesDiablo Canyon Power PlantP. 0. Box 56Avila Beach, CA 93424805.545.4600Fax: 805.545.4234August 25, 2005PG&E Letter DCL-05-096U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington, DC 20...

Diablo Canyon Units 1 and 2, License Amendment 126 and 124, Revise TS Surveillance Frequencies from Once in 18 Months to Once Per Refueling Interval.

June 5, 1998Mr. Gregory M. Rueger, Senior Vice President and General Manager Pacific Gas and Electric Company Nuclear Power Generation N9B P. 0. Box 770000 San Francisco, California 94177SUBJECT: ISSUANCE OF AMENDMENTS FOR DIABLO CANYON NUCLEAR POWER PLANT, UNIT NO. 1 (TAC NO....

Diablo Canyon Power Plant ER Changes Reflected in the Environmental Report Update Amendment 2. Part 9 of 9.

Enclosure 4 PG&E Letter DCL-15-027 Page 3 of 17 2.4 IMPORTANT TERRESTRIAL HABITATS ENVIRONMENTAL REPORT APPENDIX E AMENDMENT 2 As discussed in Section 2.1 , PG&E controls approximately 12,000 acres of land north and south of DCPP known as the Diablo Canyon lands. These lands f...

Diablo Canyon, Units 1 and 2 - Letter Confirming Commitment Made by Mr. R. Patterson (Licensee) to Have Cold License Candidates Participate in Simulator Refresher Program Prior to Fuel Loading.

Rue11(~gREGULATORY ENFORMATIQN DISTRIBUTION SYSTEM (BIDS >DISTRIBUTION FOR INCOMING MATERIAL 50- /323REC: COLLINS P FNRCORG: RAMSAY R DPACIF ICGA"8. ELECDOCDATE: 07/10/78DATE RCVD: 08/ii/78DOCTYPE: LETTER NOTARIZED: NQSUBJECT:CONFIRMING CQMMITMFNT MADE BY MR. R. PATTERSON (LIC...

Trip rept of 970108-10 visit to Beatty,NV,Yucca Mountain & Solitario Canyon to provide D Woolhiser w/firsthand knowledge of topography & fluvial geomorphology of Solitario Canyon & to familiarize J Winterle w/YM area.

ACS.i*I5y-.||;CENTER FOR NUCLEAR WASTE REGULATORY ANALYSES:TRIP REPORT|SUBJECT:Trip to Yucca Mountain (YM) and Solitario Canycn20-5708-861DATE/ PLACE: January 8-10,1997Beatty, NV;i,lAUTIIOR: G. Wittmeyer and J. WinterlejDISTRIBUTION:: i! CNWRA NRC SwRI Consultant !W. Patrick J...

LER 06-001-00 for Diablo Canyon, Unit 2 re: 10 CFR 21 Notification of a Defective Residual Heat Removal Check Valve.

---Pacific Gas andElectric CompanyoJames R. BeckerVice PresidentDiablo Canyon Operations andStation DirectorDiablo Canyon Power PlantP. 0. Box 56Avila Beach, CA 93424805.545.3462Fax: 805.545.4234May 1, 2006PG&E Letter DCL-06-062U.S. Nuclear Regulatory CommissionATTN: Document ...

Diablo Canyon, Units 1 and 2 - Correction of Information Contained in License Amendment Request 05-04. "Revision to Technical Specification 5.3.1. 'Unit Staff Qualifications."'

i ?Pacific Gas andElectric Company-David H. Clatley Diablo Canyon Power PlantVice President and General Manager P. 0.Box 56Avila Beach, CA 93424December 23, 2005 F805.545.4350PG&E Letter DCL-05-148U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington, DC 2055...

Diablo Canyon, Units 1 and 2 - Reassignment of U.S. Nuclear Regulatory Commission Branch Chief to Michael T. Markley for DORL Plant Licensing Branch IV-1 Effective March 8, 2015.

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 March 3, 2015 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: DIA...

Diablo Canyon, Units 1 and 2 - Response to December 23, 2013, Request for Additional Information Associated with Near-Term Task Force Recommendation 2.3 Flooding Walkdowns.

Pacific Gas and Electric Company® January 29, 2014 PG&E Letter DCL-14-007 Barry S. Allen Site Vice President Diablo Canyon Power Plant Mail Code 104/6 P. O. Box 56 Avila Beach, CA 93424 805.545.4888 Internal: 691.4888 Fax: 805.545.6445 U.S. Nuclear Regulatory Commission ATTN: ...

Forwards Dames & Moore 910318 review rept entitled, "Review of Diablo Canyon Long Term Seismic Program:Empirical Ground- Motion Studies."

Lawrence Livemmre Natiotml LaboratoryApril 15, 1991EG91-024 JBSU. S. Nuclear Regulatory CommissionAttn: Dr. Robert RothmanMail Stop 8D22, NRRlESGBOWFN, Rm 7H18Washington, DC 20555Dear Bob,Please find attached five copies of the Dames and Moore review report entitled"AReviewof ...

Forwards revised response to FSAR Question 212.154 re natural circulation capability of RCS.Results of listed test performed at Diablo Canyon representative of natural circulation & boron mixing capablility of listed plants.

DOCKET 0050000000500027505000454050004550 500045605000457SUBJECT: Fortoards revised response to FSAR Question 212. 154 renatural circulation capability of RCS. Results of listedtest performed at Diablo Canyon representative of naturalcirculation 5 boron mixing capablilitg of l...

Letter to the Commission Re: Request that the NRC Decide Petition to Intervene and Request for a Hearing by Friends of the Earth in De Facto License Amendment Proceeding Diablo Canyon Power Plant, Docket Nos. 50-275 and 50-323.

1 February 19, 2015 U.S. Nuclear Regulatory Commission Office of Secretary of the Commission Sixteenth Floor One White Flint North 11555 Rockville Pike Rockville, MD 20852 Re: Request that the NRC Decide Petition to Intervene and Request for a Hearing by Friends of the E...

Diablo Canyon, Units 1 and 2 Application For Withholding Proprietary Information From Public Disclosure

Enclosure E PG&E Letter DCL-00-098 Westinghouse Application for Withholding Proprietary Information from Public Disclosure Proprietary Information Notice Affidavit CAW-00-1403........ ' - LI ., kUIIIJ ly LLU Nuclear Services Business Unit Box 355 Pittsburgh, Pennsylvania 15230...

Diablo Canyon, License Amendments 86 & 85, Amendments Revise Second Level Undervoltage Trip Setpoint & Allowable Values in TS Section 3/4.3.2, Engineered Safety Features Actuation System Instrumentation.

Docket Nos. 50-275 and 50-323 Mr. Gregory M. Rueger Nuclear Power Generation, B14A Pacific Gas and Electric Company 77 Beale Street, Room 1451 P.O. Box 770000 San Francisco, California 94177 Dear Mr. Rueger: SUBJECT: ISSUANCE OF AMENDMENTS FOR DIABLO CANYON NUCLEAR POWER PLANT...

Record of Review, Dispositions to Diablo Canyon Nuclear Plant, Units 1 and 2, Internal Events, Internal Flooding, Seismic, and Fire PRA Facts and Observations.

January 14, 2016 1 Record of Review, Dispositions to Diablo Canyon Nuclear Plant, Units 1 and 2, Internal Events, Internal Flooding, Seismic, and Fire PRA Facts and Observations By letter dated June 26, 2013 (Reference 1), Pacific Gas and Electric Company (PG&E, licensee) s...

Petition to review ALAB-763 re 840320 decision to uphold adequacy of plant design.ASLB decision steps away from principle that license is privilege to be granted only when stds met.Certificate of Svc encl.

. ..- _ - _ _ - _ __USMC l$qj).- .2! f?? -0comnUNITED STATES OF AMERICANUCLEAR REGULATORY COMMISSIONBEFORE THE COMMISSION)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 and 2)))JOINT INTERVENO...

Diablo Canyon, Units 1 and 2 - Full Compliance with Order for Compensatory Measures Related to Fitness-For-Duty Enhancements Applicable to Nuclear Facility Security Force Personnel, Dated 04/29/03 (EA-03-038).

Pacific Gas andElectric CompanyOctor 28, 2003 David H. Oatley Diablo Canyon Power Plantctober 28, 2003 Vice President and P.O. Box 55General Manager Avila Beach, CA 93424PG&E Letter DCL-03-133 805.545.4350Fax: 805.545.4234U.S. Nuclear Regulatory CommissionATTN: Document Contro...

Diablo Canyon, Unit 2, 60-Day Response to Revision 1 of NRC Order EA-03-009, "Issuance of First Revised NRC Order (EA-03-009) Establishing Interim Inspection Requirements for Reactor Pressure Vessel Heads at Pressurized Water Reactors."

WIPacific Gas andE e ti Co p n 'James R. Becker D~iablo Canyon Power PlantVice President P. 0. Box 56Diablo Canyon Operations and Avila Beach, CA 93424Station Director805.545.3462Fan: 805.545.4234July 14, 2006PG&E Letter DCL-06-084U.S. Nuclear Regulatory CommissionATTN: Docume...

Diablo Canyon, Units 1 & 2, Response to NRC Letter Dated July 22, 2010, Request for Additional Information (Set 15) for License Renewal Application.

Pacific Gas andElectric Company- James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P. 0. Box 56Avila Beach, CA 93424August 18, 2010 805.545.3462Internal: 691.3462PG&E Letter DCL-1 0-105 Fax: 805.545.6445U.S. Nuclear Regulatory CommissionATTN: Docu...

Diablo Canyon, Units 1 & 2 - Letter regarding Seismic Reevaluation of Diablo Canyon.

Docket Hos. 50-2IG,and 60-323JUNgqt>77DistributionNRC PDRLoca1 PDRI. SihweilD. JengA. FratonjR. BosnakE. SullivanP. Y. ChenDocket FilesHH 3500 fps)f) use vertical response analysis or equivalentg)combine horizontal and vertical response on a 3-component SRSS basisor equivalent...

Diablo Canyon Units 1 & 2, Response to NRC Request for Additional Information Regarding License Amendment Request 14-03, "License Amendment Request for Adoption of Technical Specification Task Force Traveler TSTF-432, Rev 1, "Change in Technical.....

Pacific Gas and Electric Company® May 7, 2015 PG&E Letter DCL-15-055 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 Diablo Canyon Units 1 and 2 B arry S. Allen Vice President, N...

FOIA/PA-2000-0221 - Redacted Version - OI report, re: employee discrimination at Diablo Canyon

DATE: April 20, 2000 sawl , ., TO: Freedom of Information Act and Privacy Act Officer k(,tio Off: Office of the Chief Information Officer i-+-U.S. Nuclear Regulatory Commission Washington, DC 20555 RE: FREEDOM OF INFORMATION ACT REQUEST; 10CFR9.23 As a result of an article co...

Diablo Canyon Units 1 and 2 - License Amendment Request 04-04 Revision to Technical Specification 3.8.3, "Diesel Fuel Oil, Lube Oil, Starting Air, and Turbocharger Air Assist."

Pacifc Gas andElectric CompanyDavid H. Oatley Diablo Canyon Power PlantVice President and PO. Box 56General Manager Avila Beach, CA 93424September 23, 2004 805.545.4340Fax: 805.S45.4234PG&E Letter DCL-04-118U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashingto...

F. Craft Ltr Re: Shootaring Canyon Mill - Wildlife Monitoring and Mitigation Program - Docket 04008698.

UNITED STATESNUCLEAR REGULATORY COMMISSIONWASHINGTON, D.C. 20555-0001August 16, 1999Plateau Resources LimitedATTN: Mr. Frederick Craft877 North 8th WestRiverton, Wyoming 82501SUBJECT: SHOOTARING CANYON MILL - WILDLIFE MONITORING AND MITIGATIONPROGRAMDear Mr. Craft:This letter ...