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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

Request to Use an Alternative Method of Determining Probability of Detection for Diablo Canyon Unit 2 Steam Generator 4 Tube R44C45 Indication.

Pacific Gas and Electric Company Lawrence F. Womack Diablo Canyon Power Plant Vice President PO Box 56 February 28, 2003 Nuclear Services Avila Beach, CA 93424 8055454600 PG&E Letter DCL-03-023 Fax 8056454234 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washi...

Press Release-IV-14-027: NRC Schedules Regulatory Conference to Discuss Apparent Violation at Diablo Canyon Nuclear Power Plant.

No: IV-14-027 December 30, 2014 CONTACT: Victor Dricks (817) 200-1128 Lara Uselding (817) 200-1519 NRC Schedules Regulatory Conference to Discuss Apparent Violation at Diablo Canyon Nuclear Power Plant The Nuclear Regulatory Commission staff will meet with officials fr...

LER 13-003-00 for Diablo Canyon, Units 1 and 2, Regarding Actuation of Six Emergency Diesel Generators due to Loss of Offsite Power.

Pacific Gas and Electric Company® August 22, 2013 PG&E Letter DCL-13-0S2 U.s. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Docket No. 50-275, OL-DPR-SO Docket No. 50-323, OL-DPR-S2 Diablo Canyon Units 1 and 2 Barry S. Allen Site Vice Pres...

Diablo Canyon, Units 1 and 2 - Attachment 1 Referred in Footnote #3 of 10/19/1979 Letter.

TELEPHONE 202=.".servati;e.'TABLE3.-COt'PARISON( OF PIPESUP.""0?7REA TIOllSAnalisisHo.Yaximum Increasein Support ReactionsYaximum D creasein Suooor" ?eactior.sAverageIncrease (decrease)in Suooor. React ons1-142-22-637 J722AI38~20m26~~O'S.7~(8.6),4. 67+1.35m's.as".)~+No [i1yv,l...

Detail Quarterly Licensing Actions Fee Report for NRR for the Period 09/28/2008 - 12/20/2008 for Diablo Canyon Units 1 and 2.

LFARB94DOCKET: 05000275 - DIABLO CANYON IDETAIL QUARTERLY LICENSING ACTIONS FEE REPORTFOR NRRFOR THE PERIOD 09/28/2008 - 12/20/2008- REGION 4 AMENDMENTSPAGE: iRUN DATE: 01/02/2009FEE B&R 0-- --------- -- -. -. ------APPLICDATECOMPLETEDATEFEE RITSTAC 9 BEAR INIT NAME-- -- --. -...

Diablo Canyon Power Plant, Unit 2 - Residual Heat Removal Suction Weld Joint Flaw Evaluation (CAC No. MF9711, EPID L-2017-LRO-0015).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 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 December 19, 2...

NRC Staff Submittal of Current Milestone Schedule for the Diablo Canyon Units 1 and 2 License Renewal Safety Evaluation and Environmental Review.

February 17, 2011 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...

Diablo Canyon, Units 1 and 2 - Response to Letter of June 02, 1975 Regarding the Los Angeles Times Article of May 30, 1975.

QJDocket Nos. 50-275zd 50-323JUi O11975Distribution:c et Fz.lNRC PDR(w/cyof incoming)Local PDR(w/cyof incoming)NRR Reading.AGiambussoRSBoydBCRuscheEGCaseJTourtellotteDPAllison(w/cy inc)TJHirons (w/cy inc)VHillilson(w/cy inc)hfGroff (NRR-200)EHughes (w/cy inc)SHillODParrJDelane...

"NPDES Discharge Monitoring Rept for Third Quarter 1992 for Diablo Canyon Power Plant." W/921020 ltr.

IIREGULAT INFORMATION DISTRIBUTIONYSTEM (RIDE)ON NBR:9211090089 DOC.DATE: 92/09/30 NOTARIZED: NO DOCKET'-FACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 0500027580-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific Ga 05000323AUTH.NAME AUTHOR AFFILIATION...

Diablo Canyon, Units 1 and 2 - Updated Response to NRC Regulatory Issue Summary 2014-05 Preparation and Scheduling of Operator Licensing Examinations.

Pacific Gas and Electric Company® October 22, 2015 PG&E Letter DCL-15-123 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 Jan A. 1\limich Station Dire...

Projected Schedule for Completion of the Safety and Environmental Evaluations in the Matter of Diablo Canyon, Units 1 and 2 License Renewal.

May 19, 2011 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 ...

Letter Enclosing Copy of NRC Staff Evaluation of the Impact of Revised Table S-3 Values on the Diablo Canyon Cost-Benefit Balance.

72mJuly 27, 1977Elizabeth S. Bowers, Esq., ChairmanAtomic Safety and Licensing BoardU. S. Nuclear Regulatory Commissionltashington, D. C. 20555-Mr. Glenn 0. BrightAtomic Safety and Licensing BoardU. S. Nuclear Regulatory CommissionWashington, D. C. 20555Dr. William E, MartinSe...

Diablo Canyon, Units 1 and 2 - 10 CFR 50.46 Annual Report of Emergency Core Cooling System Evaluation Model Changes for 2008.

*Pacific Gas andElectric Company' James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P R. Box 56Avila Beach, CA 93424805.545.3462July 31,2009 Internal: 691.3462Fax: 805.545.6445PG&E Letter DCL-09-057U.S. Nuclear Regulatory CommissionATTN: Document ...

Diablo Canyon, Units 1 and 2, Humboldt Bay, Unit 3, Request of Quality Assurance Program for Radioactive Material Packages Number 0202 Renewal.

Pacific Gas andElectric CompanyJJohn T. Conway 77 Beale Street Senior Vice President-Energy Supply & Mail Code B32Chief Nuclear Officer San Francisco, CA 94105415.973.3336Internal: 223.3336Fax: 415.973.2313Alternate AddressPG&E Letter DCL-09-064 Diablo Canyon Power PlantR a. B...

10/16/2013 Meeting Notice with the Pacific Gas and Electric Company to Discuss the Current Operating Performance for the Diablo Canyon Power Plant.

September 30, 2013 SUBJECT: PUBLIC MEETING WITH THE PACIFIC GAS AND ELECTRIC COMPANY FACILITY: Diablo Canyon Power Plant DOCKETS: 50-275, 50-323 DATE AND TIME: Wednesday, October 16, 2013 6:30 p.m. (PDT) LOCATION: Courtyard San Luis Obispo 1605 Calle Joaquin Roa...

OEDO-16-00647 - Ltr to Dr. Dennis Bley Re.: Diablo Canyon, Units 1 and 2 Digital Process Protection System Upgrade License Amendment Request (CAC Nos. ME7522 and ME7523).

October 11, 2016 Dr. Dennis C. Bley, Chairman Advisory Committee on Reactor Safeguards U.S. Nuclear Regulatory Commission Washington, DC 20555 SUBJECT: DIABLO CANYON POWER PLANT, UNITS 1 AND 2 - DIGITAL PROCESS PROTECTION SYSTEM UPGRADE LICENSE AMENDMENT REQUEST Dear D...

Planned Inspection of TI-186, "Inspection of Procedures and Processes for Responding to Potential Aircraft Threats," at Diablo Canyon Power Plant, Units 1 & 2.

February 20, 2013 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: PLANNED INSPECTION OF TI-186 “INSPECTION OF PROCEDURES ...

Diablo Canyon, Amendment Nos. 144 & 143: Re Application Dated May 12, 2000, And Letter Dated January 25, 2001.

January 29, 2001Mr. Gregory M. RuegerSenior Vice President, Generation andChief Nuclear OfficerPacific Gas and Electric CompanyDiablo Canyon Nuclear Power PlantP. O. Box 3Avila Beach, CA 94177SUBJECT: DIABLO CANYON NUCLEAR POWER PLANT, UNITS NO. 1 AND 2 -ISSUANCE OF AMENDMENTS...

10/23/2002 Meeting Notice, Callaway, Comanche Peak, Diablo, Canyon, Palo Verde, South Texas, and Wolf Creek Plants, RE: Meeting with Strategic Teaming and Resources Sharing.

October 10, 2002MEMORANDUM TO: Stephen Dembek, Chief, Section 2Project Directorate IVDivision of Licensing Project Management Office of Nuclear Reactor RegulationFROM: Jack N. Donohew, Senior Project Manager, Section 2 /RA/Project Directorate IVDivision of Licensing Proje...

"Rept on Discharge Monitoring at Diablo Canyon Power Plant During Month of Oct 1988." W/881121 ltr.

ACCE?PRATED DI IBUTION DEMONSTR TION SYSTEMlg dREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)u'piACCESSION NBR: 8811290426 DOC. DATE: 88/~~NOTARIZED- NOFACIL:50-275 Diablo Canyon Nuclear Power plant, Unit 1,Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific...

Request for Additional Information Related to the Review of the Diablo Canyon Nuclear Power Plant, Units 1 and 2, License Renewal Application.

May 18, 2010 John Conway Senior Vice President Generation and Chief Nuclear Officer Pacific Gas and Electric Company 77 Beale Street, MC B32 San Francisco, CA 94105 SUBJECT: REQUEST FOR ADDITIONAL INFORMATION RELATED TO THE REVIEW OF THE DIABLO CANYON NUCLEAR POWER PL...

Transmittal of Diablo Canyon Unit 1 Report of Containment Structure Structural Integrity Test Errata March 11, 1976.

rNRC FoRM 195t2.76)~, U.S. NUCLEAR REGULATORY COMMISSNRC DISTRIBUTION FQR PART 50 DOCKET MATERIALDOCI5&~UMBB8'8FILE NUMBERMr ParrTO:FROM:Pacific Gas & Elec CoSan Francisco, CalifP A Crane JrDATE OF DOCUMENT3-23-76DATE REcEIvED3 26 7Cl LETTE RSIORIGINALGCOP YDESCRIPTIONONOTORIZ...

Diablo Canyon, Unit 1 & 2, License Amendment 73 & 72, Amendments Revise Combined TSs by Relocating TS Table 3.6-1, Containment Isolation Valves.

August 10, 1992Docket 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 UNIT ...

Diablo Canyon, Unit 2 - 180-Day Steam Generator Report Fifteenth Refueling Outage.

Pacific Gas andElectric Company'James R. BeckerSite Vice PresidentDiablo Canyon Power PlantMail Code 104/5/601P 0. Box 56Avila Beach, CA 93424805.545.3462Internal: 691.3462Fax: 805.545.6445May 5, 2010PG&E Letter DCL-10-050U.S. Nuclear Regulatory CommissionATTN: Document Contro...

Diablo Canyon, Units 1 & 2, License Amendments 93 and 92, Revise TS 3/4.8.1 to Increase the Required Quantity of EDG Fuel Oil Stored in Engine Mounted Tank.

Docket Nos. 50-275 and 50-323August 23, 1994Mr. 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 NUCLE...