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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 - Letter Furnishing Tables and Information Regarding Environmental Qualifications of Class IE Equipment Which Might Be Exposed to Severe Environments.

~ >5}~3REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)DISTRIBUTION FOR INCOMING MATERIAL50-27-l3'~:EC: STQt Z J FNRCORG: CRANE P A DOCDATE: 07/23l78PACIFIC GAS 5 ELEC DATE RCVD: 08/02/78DOCTYPE: LETTER NOTARIZED: NO COPIES RECEIVEDSUBJECT: LTR 1 ENCL 40;ORWARDING REVISION TO...

Diablo Canyon, Units 1 & 2, Enclosed are 3 signed and 67 conformed copies of Amendment No. 26 to the operating license application for plant site.

NR. ISTRIBUTION FOR PART 50 DOCK'el MATFRIAL(TEMPORARY FORiVi)CONTROL NO:FILE3259FROM: Pacific Gas &, Elec. Co.San Francisco, Calif. 9II106DATE OF DOC DATE REC'D,3-26-75 3-27-75LTR TWX RPT OTHERTO:Mr..A. GiambussoCLASS UNC LASS PROP INFOORIG1 signedINPUTCC OTHERNO CYSREC'D1'EN...

Forwards Rev 2 to Calculation 335-DC, "10CFR50 App R Emergency Lighting & Communications," & rept re emergency AC & DC lighting at Diablo Canyon plant.

~f4lg,''PRIORITY1.(ACCELERATED RIDS PROCESSING)REGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)AACCESSION NBR:9507030098 DOC.DATE: 95/06/23 NOTARIZED: NOFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2 Pacific ...

Diablo Canyon, Units 1 and 2 - Request for Extension of Enforcement Discretion and Revised Submittal Date for 10 CFR 50.48(c) (NFPA 805) License Amendment Request.

Pacific Gas andElectric Company'John T. Conway Diablo Canyon Power PlantSenior Vice President & P. 0. Box 56Chief Nuclear Officer Avila Beach, CA 93424805.545.3333October 15, 2008 Fax: 805.545.6445PG&E Letter DCL-08-088U.S. Nuclear Regulatory CommissionATTN: Document Control D...

Attachment 4, Diablo Canyon Power Plant Chemical Analysis Procedure, CAP A-8 "Offsite Dose Calculation Procedure," Revision 29.

Attachment 4PG&E Letter DCL-048Attachment 4Diablo Canyon Power Plant Chemical Analysis Procedure,CAP A-8, "Offsite Dose Calculation Procedure," Revision 29***ISS'ED FOR USE BY: DATE: EXPIRES:____PACIFIC GAS AND ELECTRIC COMPANY NUMBER CAP A-8NUCLEAR POWER GENERATION REVISION 2...

LER 12-008-00 for Diablo Canyon, Unit 1 Regarding Loss of Control Room Ventilation System due to Inadequate Design Control.

Pacific Gas and Electric Company® January 24, 2013 PG&E Letter DCL-13-005 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 Pre...

Diablo Canyon, Units 1 and 2 - License Renewal Severe Accident Mitigation Alternatives Analysis Evaluation of the 2015 Seismic Hazard Results.

Pacific Gas and Electric Company® July 1, 2015 PG&E Letter DCL -15-080 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,...

"Diablo Canyon Verification Program,Semimonthly Rept 39."

Pacific Gas and E1ectric CompanySemimonth1y Report No. 39Diab1o Canyon Verification ProgramJune 10, 1983SUI4NARYThis is PGandE's thirty-ninth Semimonth1y Status Report which summarizes theprogress of our design verification program from Hay 24, 1983, throughJune 6, 1983. The T...

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

Pacific Gas and Electric Company~ March 23, 2016 PG&E Letter DCL-16-028 Paula Gerfen Station Director Diablo Canyon Power Plant Mail code 1 04/5/502 P.O. Box 56 Avila Beach, CA 93424 805.545.4596 Internal: 691.4596 Fax: 545.4234 U.S. Nuclear Regulatory Commission ATTN: Documen...

Diablo Canyon, Units 1 & 2 - Response to NRC Letter dated June 29, 2010, Request for Additional Information (Set 6) for License Renewal Application.

Pacific Gas and E lectric Companve; July 15, 2010 PG&E Letter DCL-1 0-076 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20852 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 Diablo Canyon Units 1 and 2 James R . B eeller Site Vice Pres...

Diablo Canyon, Units 1 and 2 - Response to NRC Request for Additional Information Regarding Relief Request RES-SI.

Pacific Gas and Electric Company® February 5, 2015 PG&E Letter DCL-15-021 James M. Welsch Site Vice President 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 U.S. Nuclear Regulatory Commission ATTN:...

Comment (87) of Steve McGrath Opposing the Diablo Canyon Nuclear Plant, Units 1 and 2, Notice of Intent to Prepare an Environmental Impact Statement.

9/v2o15 , ... 9//01~N RC- 2009- 0552- DRAFT- 0081.htmlIPUBLIC SUBMISSIONAs of: 9/1/15 5:09 PMReceived: August 31, 2015Status: PendingPostTracking No. ljz-8kv6-7j9oComments Due: August 31, 2015Submission Type: WebDocket: NRC-2009-0552Notice of Receipt and Availability of Appl...

Diablo Canyon Nuclear Power Plant, Units 1 And 2, Exemption From Certain Requirements Of 10 CFR Part 73, Appendix B, "General Criteria For Security Personnel," Section VI (EPID L-2020-LLE-0117 [COVID-19])

July 30, 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 1 AN...

2008/03/08-San Luis Obispo Mothers for Peace's Reply to NRC Staff's and Pacific Gas & Electric Company's Oppositions to Request for Admission of Late-Filed Contention 6 Regarding Diablo Canyon Environmental Assessment Supplement.

DOCKETED USNRC March 10, 2008 (8:00am) OFFICE OF SECRETARY March 8, 2008 RULEMAKINGS AND ADJUDICATIONS STAFF UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION BEFORE THE COMMISSION In the matter of Docket # 72-26-ISFSI Pacific Gas and Electric Company Diablo Canyon Nuclea...

IR 05000275-07-002, 05000323-07-002, on 1/1/07 - 3/31/07, for Diablo Canyon Power Plant Units 1 and 2; Equipment Alignment and Temporary Modifications.

May 8, 2007John S. KeenanSenior Vice President - Generation and Chief Nuclear OfficerPacific Gas and Electric CompanyP.O. Box 770000Mail Code B32San Francisco, CA 94177-0001SUBJECT: DIABLO CANYON POWER PLANT - NRC INTEGRATED INSPECTIONREPORT 05000275/2007002 AND 05000323/200...

Diablo Canyon Units 1 and 2, Exemption Related to 10 CFR Part 20, Exemption is Needed to Facilitate Refueling Operations by Reducing the Time and Person Rem Exposure Required to Complete Tasks.

December 18, 1987Docket Nos. 50-275, 50-323 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: SUBJECT: EXEMPTION RELAT...

Diablo Canyon, Unit 2, Issuance of Amendment No. 158, Re: Alternate Method of Determining Probability of Detection for Steam Generator Tubes.

June 3, 2003Mr. Gregory M. Rueger Senior Vice President, Generation and Chief Nuclear OfficerPacific Gas and Electric CompanyDiablo Canyon Nuclear Power PlantP.O. Box 3Avila Beach, CA 93424SUBJECT: DIABLO CANYON NUCLEAR POWER PLANT, UNIT NO. 2 - ISSUANCE OFAMENDMENT – ALTER...

09/12/1974 Summary of ACRS Subcommittee Meeting to Discuss Early Review of the Diablo Canyon Operating License Application, with Emphases on Geology and Seismology and ECCS - Appendix K Evaluation.

PEP 8V1974DOCKET M5: 50-275 AND 0-323APPLICANT: PACIFIC GAS AND ELECTRIC GRPANY (PGOE)FACILITY: DIABIO CANYON, UNITS 1 RB 2SERfARY OF ACRS SUBCMJITZEB MHETING HELD ON SEPTEMBER 12)- 1974An.ACRS Subcamnittee Meeting regarding the Di:ablo Canyon Nuclear PowerStation was held in ...

Pacific Gas and Electric Co Approval Letter - Diablo Canyon Nuclear Power Plant, Units 1 and 2 - Use of Encryption Software for Secure Transmission of Safeguards Information (TAC NOS. MC3419 AND MC3420).

UNITED STATESNUCLEAR REGULATORY COMMISSIONWASHINGTON, D.C. 20555-0001June 16, 2004Mr. James R. BeckerVice Preseident - Diablo CanyonOperations and Station DirectorPacific Gas and Electric CompanyP. O. Box 56Avila Beach, CA 93424SUBJECT: DIABLO CANYON NUCLEAR POWER PLANT, UNITS...

Diablo Canyon, Facility Emissions and Throughput Data for Inventory Year 2007 (Annual Air Emissions Report) and Associated Facility Reporting Requirements.

Pacific Gas andElectric CompanyDiablo Canyon Power PlaniP0. Box 56Avila Beach. CA 93424800.545,6000PG&E Lctter DCL-2008-505FIebruary 20, 2008Air Pollution Control District (APCD)County of San Luis Obispo3433 Roberto CourtSan Luis Obispo, CA 93401-7126Attention: Dean Carlson ...

Diablo Canyon Power Plant - NRC Integrated Inspection Report 05000275/2016004 and 05000323/2016004 and Exercise of Enforcement Discretion

UNITED STATES NUCLEAR REGULATORY COMMISSION REGION IV 1600 E. LAMAR BLVD. ARLINGTON, TX 76011-4511 February 8, 2017 EA-16-199 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 Cod...

Diablo Canyon 1 and 2 and ISFSI - Issuance of Amendment Nos. 222, 224, and 4, Authorize Use of Preemption Authority Granted Under Provisions of Section 161A of the Atomic Energy Act of 1954, as Amended (CAC MF2809, MF2810, and L24991).

Mr. Edward D. Halpin UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 January 5, 2016 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 EA-14-134 ...

Diablo Canyon, Units 1 & 2, License Amendments 90 & 89, Amendments Change Site Area Map Description of Restricted Area to be Consistent With Revised 10 CFR Part 20. Standards for Protection Against Radiation.

March 3, 1994Docket 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 NUCLEA...

Diablo Canyon, Units 1 and 2 - Request for Additional Information, License Amendment Request, Relocate Surveillance Frequencies to Licensee-Control Under Surveillance Frequency Control Program, (Risk-Informed TS Initiative 5B) (TAC MD6994, MD6995).

June 13, 2008 Mr. John Conway Senior Vice President - Station Generation and Chief Nuclear Officer Pacific Gas and Electric Company Diablo Canyon Power Plant P.O. Box 770000 San Francisco, CA 94177-0001 SUBJECT: DIABLO CANYON POWER PLANT, UNIT NOS. 1 AND 2 - REQUEST F...

LER 06-003-00 for Diablo Canyon Unit 2, re Manual Reactor Trip Due to Reactor Coolant Pump High Temperature Indication.

.1 6"Pacific Gas andElectric Company"February 8, 2007James R. BeckerVice PresidentDiablo Canyon Operations andStation DirectorDiablo Canyon Power PlantP. 0. Box 56Avila Beach, CA 93424805.545.3462Fax: 805.545.4234PG&E Letter DCL-07-013U.S. Nuclear Regulatory CommissionATTN: Do...