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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, Units 1 and 2 - Response to Requests for Additional Information Related to Decommissioning Funding Status Report.

Pacific Gas and Electric Company® June 10, 2011 PG&E letter DCl-11-071 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 James R. Becker Site Vice Presi...

Diablo Canyon, Units 1 and 2 - Acceptance Review Email, Relief Request RVFLNG-INT3 - Alternative to ASME Code Pressure Test Requirements for Class 1 Reactor Vessel Flange Leakoff Lines, Third 10-Year Inservice Inspection Interval (TAC MF0408-MF0409).

1Burkhardt, JanetFrom: Sebrosky, JosephSent: Tuesday, January 22, 2013 7:22 AMTo: Soenen, Philippe RCc: Burkhardt, Janet; Lent, Susan; Audrain, Margaret; Baldwin, Thomas (DCPP)Subject: Acceptance of Diablo Canyon license action related to request for approval of alternaticve t...

Diablo Canyon Power Plant, Units 1 and 2, Final Safety Analysis Report Update.

February 2015 This version of the Diablo Canyon Power Plant Units 1 and 2 Final Safety Analysis Report Update (FSARU) is the licensee's version submitted to the NRC on September 16, 2013, with information current through March 23, 2013, with certain redactions of sensitive in...

LER-01-003-00, Diablo Canyon Unit 2, 05/30/01 re Technical Specification 3.3.3 Not Met Due to Inadequate Procedure.

Pacific Gas andElectric CompanyDavid H. Oatley Diablo Canyon Power PlantVice President PO. Box 56Diablo Canyon Operations Avila Beach, CA 93424July 27, 2001 805.545.4350Fax: 805.545.4234PG&E Letter DCL-01-079U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashingt...

Diablo Canyon Units 1 and 2, Extension of Construction Permit Completion Dates, Additional Time is Required to Completer Modifications and to Conclude the Licensing Process and Modifications to Unit 2.

DocDistribution: APR 1 3 1979 Docket Files (2) NRC PDR Local PDR LWR #1 File ket Nos: 50-275 Attorney, ELD and 50-323 R. S. Boyd D. F. Ross D. B. Vassallo Mr. John C. Morrissey E. G. Hylton Vice President and General Counsel J. F. Stolz Pacific Gas and Electric Company B. C. B...

Summary of Telephone Conference Call Held on 8/12/10 between the USNRC and PG&E Concerning Responses to RAIs Related to the Diablo Canyon Nuclear Power Plant, Units 1 and 2, License Renewal Application.

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 September 15, 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 12, 2010, BETWEEN THE...

Diablo Canyon - Submittal of Informal Information.

"-SEP13 1978Docket f(os'.>nd 50-323t1EHORAHDUH FOR: John F. Stolz, Chjief, Light itater Reactors Branch No. 1,Division of Project Management,FROM: Dennis P. Allison, Project itanager, Light Hater ReactorsBranch No. 1, Division of Project tianagementkDIABLO CeWOH INFORitAL INFO...

Diablo Canyon, Units 1 and 2 - Transmittal Letter Dated 11/20/1975 for Safety Evaluation Report NR-FM-003 (5).

875Pacific Gas and Electric CompanyATTN; Mr. John C. ~brrisseyVice President and General Counsel77 Beale StreetSan Francisco, California 94106Gentlemen:The Nuclear Regulatory Commission is issuing a Safety Evaluation Re-port related to the Diablo Canyon Nuclear Power Station, ...

Diablo Canyon, Units 1 and 2 - Letter Regarding Proposed Schedule and Agenda for Visit to Site and Physical Model Basin in Richmond 07/14-16/1975.

JUN2 71975Docket Nos.;5-and-3Pacific Gas and Electri c CompanyATTl(: Frederick T. SearlsVice President and GeneralCounsel77 Beale StreetSan Francisco, California 94106Gentlemen:In conjunction with the NRC environmental review of the Diablo CanyonStation, ivIembers of the staff...

"Investigation of Wave-Structure Interactions for Cooling Water Intake Structure of Diablo Canyon Nuclear Power Plant."

THEINVESTIGATIONOFWAVE-STRUCTUREINTERACTIONSFORTHECOOLINGWATERINTAKESTRUCTUREOF THEDIABLOCANYONNUCLEARPOWER PLANTFredricRaicklenCivilEngineerPacificTHE ATTACHED FILES ARE OFFICIAL RECORDS OF THEDIVISION OF DOCUMENT CONTROL. THEY HAVE BEENCHARGED TO YOU FOR A LIMITED TIME PERIO...

Comments on IDVP final rept & NRC SSER 18 re reissuance of suspended license for fuel loading & low power operation. Commission consideration of NRC recommendation premature. Reissuance opposed.

.. .'-a .CENTER FOR LAW99CKETEDIN THE PUBLIC |NTERESTOLEGAL STAFFacost West Pico soukEvaRDWASHINGTON, D.C. OFFICEN ANCY C. CRISM AN' *LUCAS GUTT E N T AG TMINO FLOOR *IMtsOSTid.T.h 2^"': 1 * J ^ " ""- LO. *~0:L S. e u FO R ~ ,4 .oo..-ai..sSunE ..J OHN R.PMedipsA M ON. O.C. ,0 ...

IR 05000275-08-007, and IR 05000323-08-007, on 06/20/2008, Diablo Canyon Power Plant - NRC Inspection Site - Specific Implementation of B.5.b Phase 2 and 3, Mitigating Strategies Temporary Instruction Inspection.

OFFICIAL USE ONLY – SECURITY-RELATED INFORMATION OFFICIAL USE ONLY – SECURITY-RELATED INFORMATION August 1, 2008 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 SUBJ...

Diablo Canyon, Units 1 & 2 - Issuance of Amendment Re: Permanently Revised Steam Generator Voltage-Based Repair Criteria Probability of Detection Method (TAC Nos. MC2313 and MC2314).

October 28, 2004Mr. Gregory M. RuegerSenior 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 NOS. 1 AND 2 - ISSUANCE OFAMENDMENT RE: PERMANE...

2014/09/09 NRR E-mail Capture - Acceptance of Application - License Amendment Request 14-03 for Adoption of Technical Specification Task Force Traveler TSTF-432 for Diablo Canyon Power Plant, Units 1 and 2 (TAC Nos. MF4521 and MF4522).

1NRR-PMDA-ECapture ResourceFrom: Singal, BalwantSent: Tuesday, September 09, 2014 7:59 AMTo: pns3@pge.comSubject: Acceptance of Application - License Amendment Request 14-03 for Adoption of Technical Specification Task Force Traveler TSTF-432 for Diablo Canyon Power Plant , Un...

Alliance for Nuclear Responsibility Letter Regarding Nuclear Regulatory Commission Plan for the Audit of Pacific Gas and Electric Company's Seismic Hazard and Screening Report Submittal Related to the NTTF Recommendation 2.1 - Seismic for Diablo Canyon.

August 24, 2015 Nicholas DiFrancesco Office of Nuclear Reactor Regulation transmitted via email njd2@nrc.gov Re: NUCLEAR REGULATORY COMMISSION PLAN FOR THE AUDIT OF PACIFIC GAS AND ELECTRIC COM...

LER 11-006-00 For Diablo Canyon, Unit 1, Regarding Loss of Control Room Envelope Due to the Work Control Shift Foreman Incorrectly Authorizing Removal of a Blank Flange.

Pacific Gas and Electric Company® October 28,2011 PG&E Letter DCL-11-113 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 & 2 Licensee Event Report 1-2011-00...

Advises of concerns re evidence presented at 830614 independent design verification program meeting w/util/ Bechtel licensing team.Util fails to appreciate meaning/ necessity of program.Related correspondence.

Ik~'I L/LEGAL STAFFNANCY C. CRISMANALUCAS GUTTENTAGCARLYLE W. HALL. JR.SILI LANN LECJOHN R. PHILLIPSKATHERINE P. RANSCIJOCL R, RCYNOLOSFREORIC O. WOOCHERNICHOLAS C. YOSTOF COUNSELROBCRT SCRKEGCOFFRCY COWANAOMINISTRATIVCOFFICERMARSHA H. KWALWASSERVISITING ATTORNEYSSTAN OORNKCNN...

Diablo Canyon Units 1 and 2, License Amendment 23, Authorizing One time Surveillance Requirement for Exercising Turbine Valves to be Deferred Until Seven Days Following Unit 2 Return to Power Operation.

LICENSE AUTHORITY FILE COPY November 18, 1987Docket No.: 50-275 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 94106 Dear Mr. Shiffer:DISTR...

PNO-78-083:on 780412,NRC inspector performing routine construction insp at Diablo Canyon plant questioned licensee intended use of threaded couplers for splicing rebar segments to form dowels associated w/structural mods.

POR Adennatam W.'S h4hj2__ ;N PRELIMINARY NOTIFICATION[(.}0April 17, 1978V'PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--PNO-78-83This preliminary notification constitutes EARLY notice of an event ofPOSSIBLE safety or public interest significance.The informationpres...

Diablo Canyon Units 1 and 2, Third Six-Month Status Report in Response to March 12, 2012, Commission Order Modifying Licenses with Regard to Reliable Spent Fuel Pool Instrumentation (Order Number (EA-12-051).

Pacific Gas and Electric Company® August 21, 2014 PG&E Letter DCL-14-077 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 Barry S. Allen Site Vice Pres...

12/15/2009 Memo to M. T. Lesar re: Notice of Docketing for Amendment to Materials License SNM-2511 for the Diablo Canyon Independent Spent Fuel Storage Installation (TAC No. L24210).

December 15, 2009 MEMORANDUM TO: Michael T. Lesar, Chief Rulemaking, Directives, and Editing Branch Division of Administrative Services Office of Administration FROM: Steven Baggett, Acting Chief /RA/ Licensing Branch Division of Spent Fuel Storage and Transpor...

"Effluent Monitoring Rept for Shootaring Canyon U Mill for Rept Period 980701-1231." With 990106 ltr.

Corporata Officm:Tel: (307)856-9271-ht = ny,, 877 North 8th Woct, Rivtrten, WY 82501Fax: (307)857-3050P.*2Shootaring Operations:Tel: (801)788-2120- 6Box 2111, Ticaboo, Lake Powell, UT 84533Fax: (801)788-2118Mr. N. King Stablein January 6, 1999U.S. Nuclear Regulatory Commission...

Letter Enclosing Copy of Environmental Contention Stipulation Signed by Counsel for Intervenors in the Matter of Pacific Gas and Electric Company, Diablo Canyon, Units 1 and 2.

0August 25, 1976Elizabeth S. Bowers, Esq., Chairman Nr. Glenn 0. BrightAtomic Safety and Licensing Board Atomic Safety and Licensing BoardU.S. Nuclear Regulatory Comission U.S. Nuclear Regulatory CommissionWashington, D. C. 20555 Washington, D. C. 20555Dr. William E. NartinSen...

Expresses opposition to util 840820 amend application extending term of license & requests hearing,per Atomic Energy Act,to be held prior to Commission decision on application.

, . ,. _. .._ _ _ _ _ __ _ _,.# "-- : >.4+. CENTER FOR LAWIN THE Pusuc INTERESTL #AL 8 AIOest WEST PICO soutEvARo 'WASHINGTON, D.C. OFFICE .~,CARLYLE W H ALL. J R. THIRD FLO O RcJ1MN R. PHILL PSLOS ANGELES, CALIFORNIA 90064-316e SusTE e50MERIN P R ANSEL' WASMf NGTON. D.C. 2OOO...

Diablo Canyon, Units 1 and 2 - Material to be Included in Future Amendment to Hosgri Seismic Evaluation Report to Permit Review of Seismic Retesting of Class IE Electrical Equipment.

TEDcoaazspo~>zczP'A.CIVIC Cv&.GA.N'DKI ACTS,IC CDlVEHAN'lP(B~-'~~'7BEALE STREET, 31ST FLOOR~SAN FRANCISCO, CALIFORNIA 94106 ~(415) 781.4211LIOHN C. MORRISSCYVICC SSCCIDCNT AND QCNCRAI. CDVNSCLMALCOLM H. P V R BUSH4$ 5QCIATC CC»C ~ al. COO»SCLMarch l, 79CHARE CS T. VAN OCEISCNP...