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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

10/12/1978 Summary of Meeting With Pacific Gas & Electric Company to Discuss Diablo Canyon Seismic Qualification of Electrical Equipment.

peRKCII+4POOpOD4/~~O++*++UNITED STATESNUCLEAR REGULATORY COMM)SslONWASHINGTON, D. C. 20555OCT 18 1978Docket Nos: 50-27$a- ~2APPLICANT: Pacific Gas 8 Electric Company (PGSE)FACILITY'.--Diablo Canyon Nuclear Power Station, Units1- 8 2,(Diablo Canyon)~SUBJECT: SONMARY OF bfEETING...

LER 03-001-00 for Diablo Canyon, Unit 1 Regarding Technical Specification 3.8.1, Action B.1, Not Met Due to Personnel Error.

WE Pacific Gas andElectic CompanyDavid H. Oatley Diablo Canyon Power PlantVice President and PO. Box 56General Manager Avila Beach, CA 93424December 4, 2003 Fax:805.545.4234PG&E Letter DCL-03-164U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington, DC 20555-...

Diablo Canyon Power Plant, Units 1 And 2 - Notification Of NRC Initial Operator Licensing Examination 05000275/2016301; 05000323/2016301.

September 21, 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: DIABLO CANYON POWER PLANT, UNITS 1 AND 2 - NOTIFICATI...

Diablo Canyon, Units 1 and 2 - Response to Request for Additional Information Regarding the Auxiliary Feedwater System of Postulated Breaks in "Non-Seismic" Piping Systems.

'0r0IMAGOCORRESPI)'DPP(CPSEANCES TRCET~SAN FRANCISCO. CALIFORNIA 91106~(4I'I 781~4211JOHN C. MORRISSSYYICC ORISIDCRI ARD CIRtRAL CDONMLMALCOLMH. FUROUSHACSOCIAIC CINIREL CDOIITCCLWILLIAM II, KVOCRCHARLCS T, VAII OCV SCNMALCOLMA. MACKILLOPPHILIP As CRANC, JR,HCNRY 4 LAPLANTCRIC...

"Adequacy of Seismic Margins Assuming Increase in Amplitude of Diablo Canyon Long Term Seismic Program Vertical Ground Motion in Frequency Range from 2 to 10 Hertz."

ADEQUACYOF SEISMIC MARGINSASSUMING AN INCREASE IN AMPLITUDEOF THE DIABLOCANYONLONG TERM SEISMIC PROGRAMVERTICALGROUND MOTIONIN THEFREQUENCY RANGE FROM 2 TO 10 HERTZMay 1991f~9i05230~u3ygp5g7PD|'DOCK05000275PPDR—IIIIIIIIVertical Ground Motions, Ma 1991 Pa e1ADEQUACYOF SEISMIC M...

Diablo Canyon, Units 1 and 2 - Issuance of License Amendments 188 & 190 Re: Request for Recovery of Low-Power Testing Time - Impact on the Reactor Vessel Integrity Assessments.

July 17, 2006Mr. John S. KeenanSenior Vice President and Chief Nuclear OfficerPacific Gas and Electric CompanyDiablo Canyon Power PlantP.O. Box 770000San Francisco, CA 94177-0001SUBJECT: DIABLO CANYON POWER PLANT, UNIT NOS. 1 AND 2 - ISSUANCE OFAMENDMENTS RE: REQUEST FOR RECO...

Acknowledgment Letter: 06/23/15 to C. Malley Regarding Petition to Close Diablo Canyon Nuclear Power Plant.

June 23, 2015 Ms. Claire Malley Bullard High School c/o Erin Adams 5445N Palm Fresno, CA 93704 Dear Ms. Malley: This is to acknowledge receipt of your petition to Chairman Stephen G. Burns requesting the closure of Diablo Canyon Nuclear Power Plant. Sincerely, ...

NRC Staff March 2014 Schedule Update, in the Matter of Pacific Gas and Electric Company (Diablo Canyon Power Plant, Units 1 and 2).

March 20, 2014 In the Matter of PACIFIC GAS AND ELECTRIC COMPANY (Diablo Canyon Power Plant, Units 1 and 2) Docket Nos. 50-275-LR and 50-323-LR RE: Projected Schedule for Completion of the Safety and Environmental Evaluations Dear Administrative Judges: Pursuant to the...

Diablo Canyon, Units 1 and 2, Implementation of Alternative Source Term Summary of Dose Analyses and Results Revision 5.

Diablo Canyon Power Plant Technical Assessment PG&E Letter DCL-16-124 Enclosure Prepared by WECTEC Global Project Services Inc. (WECTEC) Implementation of Alternative Source Term Summary of Dose Analyses and Results Revision 5 WECTEC -------···· TECHNICAL REPORT WECTEC Global ...

Diablo Canyon Unit 1 & 2 - Testimony Of James R. Adams On Behalf Of Pacific Gas And Electric Company On December 1976.

TESTIMONY OF JAMES R. ADAMSON BEHALF OFPACIFIC GAS AND ELECTRIC COMPANYDECEMBER,1976DOCKET NOS. 50-275, 50-323Myname is James R. Adams. I am a Senior Biologistin the Department of Engineering Research, Pacific Gas andElectric Company. Myaddress is 3400 Crow Canyon Road, SanRam...

Informs that comparison demonstrating applicability of Diablo Canyon natural circulation/boron mixing prototype test results to facility will be provided.Test will be performed if results unsatisfactory.

'''"z- aLog # TXX-4303*File # 10010TEXAS UTILITIES GENERATING COMPANYMMYWAY TOWEN . 400 NONTH OLIVE MTBtEET, L.II. Mt e inA LLAN, TEXAM 18308September 24, 1984Mr. B. J. Youngblood, ChiefLicensing Branch No. 1Division of LicensingOffice of Nuclear Reactor RegulationU. S. Nuclea...

Diablo Canyon Power Plant, Unit Nos. 1 and 2 - Exemption Request from Certain Requirements of 10 CFR PART 73, Appendix B, General Criteria for Security Personnel (EPID L-2020-LLE-0101 [COVID-19])

June 24, 2020 Mr. James M. Welsch Senior Vice President, Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Nuclear Power Plant P.O. Box 56, Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON NUCLEAR POWER PLANT, UNITS...

Diablo Canyon-TS Pages for AMDs 154 & 154 Re: Credit Soluble Boron in the Spent Fuel Pool Criticality Analysis Tacs. MB2983 & MB2984.

TABLE OF CONTENTS (continued) 3.7 PLANT SYSTEMS ............................................................................................................... 3.7-1 3.7.1 Main Steam Safety Valves (MSSVs) ...........................................................................

Diablo Canyon, Units 1 and 2 - Emergency Plan Update for Appendix D Bases. Introduction. Category C. and Category S and Sections 10, 8, 4, and 2.

Pacific Gas and Electric Company® September 20, 2017 PG&E Letter DCL -17-080 PG&E Letter DIL-17-009 James M. Welsch Vice President Nuclear Generation Diablo Canyon Power Plant Mail Code 104/6 P. 0. Box 56 Avila Beach, CA 93424 805.545.3242 Internal: 691.3242 Fax: 805.545.4884 ...

J. R. Becker Letter re: Diablo Canyon Independent Spent Fuel Storage Installation Materials License No. SNM-2511, Amendment Request No. 2 - First Request For Additional Information (TAC L24515).

August 16, 2011 Mr. James R. Becker Site Vice President and Station Director Diablo Canyon Power Plant Mail Code 104/5/502 P.O. Box 56 Avila Beach, CA 93424 SUBJECT: DIABLO CANYON INDEPENDENT SPENT FUEL STORAGE INSTALLATION MATERIALS LICENSE NO...

Diablo Canyon 2014-08 Draft Written Exam.

U.S. Nuclear Regulatory Commission Diablo Canyon RO Written Examination Applicant Information Name: Date: 8 Augustr, 2014 Facility/Unit: Diablo Canyon Region: I II III IV Reactor Type: W CE BW GE Start Time: Finish Time: Instructions Use the answer shee...

Diablo Canyon-2020-02-Public Forms

EXAM ASSIGNMENT TICKLERRev 0Chief: J. Kirkland Facility: DC 3/6/2020U/I: Start of Op Test: 2/24/20 2/28/2020Due Date Date Complete Initials6/24/2019 6/27/197/29/2019 6/27/197/29/2019 6/27/197/29/2019 N/A N/A7/29/2019 7/16/198/12/2019 6/27/199/23/2019 9/20/1910/7/2019 10/4/19...

"Rept on Discharge Monitoring at Diablo Canyon Power Plant During Month of May 1987." W/870620 ltr.

ACCESSION NBRFACiL: 50-27550-323'UTH.NAMETHQRNBERRY> RREC IP. NAMEREQVLATO 'NFORMATION DISTRIBUTIO 'STEM (BIDS)8706260292 DOC. DATE: 87/05/31 NOTARIZED: NGDiablo Canyon Nuclear Poeer Plant> Unit i> Pacific QaDiablo Canyon Nuclear Poeer Plant> Unit 2. Pacific QaAUTHOP, AFFILIAT...

Diablo Canyon Power Plant, Unit 2 - Notification of Inspection and Request for Information.

December 11, 2007 John S. Keenan Senior Vice President – Generation And Chief Nuclear Officer Pacific Gas and Electric Company P.O. Box 770000 Mail Code B32 San Francisco, CA 94177-0001 SUBJECT: DIABLO CANYON POWER PLANT, UNIT 2 – NOTIFICATION OF INSPECTION AND REQUES...

Diablo Canyon, Units 1 and 2 - Response to Request for Additional Information, E-mail dated January 10, 2011, from the U.S. Nuclear Regulatory Commission (ME4290 and ME4291) Concerning Cyber Security Plan License Amendment Request 09-05.

Pacific Gas and Electric Company® February 8, 2011 PG&E Letter DCL-11-014 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 Pr...

Diablo Canyon Units 1 and 2, Correction ot NRC Letter, Reissuing Amendments 65 and 64, Correction to Transmittal Letter Which Indicates an Incorrect Dated of Issuance of September 3, 1991, The Actual Date of Issuance was September 5, 1991.

September 26, 1991Docket Nos. 50-275 and 50-323 Mr. J. D. Shiffer Senior Vice President Nuclear Power Generation Pacific Gas and Electric Company 77 Beale Street, Room 1451 San Francisco, California 94106 Dear Mr. Shiffer: SUBJECT: CORRECTION TO NRC LETTER OF 65 AND 64 FOR DIA...

8/18/10, Summary of Telephone Conference Call Held Between the USNRC and PG&E Concerning Responses to Requests for Additional Information 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 SUB,JECT: SUMMARY OF TELEPHONE CONFERENCE CALL HELD ON AUGUST 18, 2010, BElWEEN THE...

Diablo Canyon Nuclear Plant, Units 1 and 2 - Submittal of Copies of an Addendum to the Final Environmental Statement.

1IDocket Nos., 50-27550-323MAY28 1976Mrs. Katherine PennCouncil on Environmentalquality17th 5 Pennsylvania Avenue, N. ll.klashington, D. C. 20006Dear Nrs. Penn:Distribution:Docket File (Environ)NRC PDRLocal PDR (32EP-1RdgDSE RdgNRR Rdo5Lo PNJGil 1'Allison/OParrE. GoulbourneN. ...

G20100067/LTR-10-0035/EDATS: SECY-2010-0078 - Ltr. Erik Layman re: PG&E's Application to Renew Operating License for Diablo Canyon Power Plant.

EDO Principal Correspondence ControlFROM: DUE: 02/23/10Erik LaymanSan Luis Obispo, CaliforniaEDO CONTROL: G20100067DOC DT: 01/22/10FINAL REPLY:TO:Chairman JaczkoFOR SIGNATURE OF : ** GRN ** CRC NO: 10-0035Leeds, NRRDESC: ROUTING:PG&E's Application to Renew Operating License fo...

LER 13-005-00 for Diablo Canyon Unit 1, "Both Trains of Residual Heat Removal Inoperable Due to Circumferential Crack on a Socket Weld".

Pacific Gas and Electric Company® August22, 2013 PG&E Letter DCL-13-085 Barry S. Allen Site Vice President Diablo Canyon Power Plant Mail Code 104/6 P . O . Box 56 Avila Beach, CA 93424 805.545.488 8 Internal: 691. 4888 Fax: 805.545.6445 U.S. Nuclear Regulatory Commission ATTN...