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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 Power Plant ER Changes Reflected in the Environmental Report Update Amendment 2. Part 4 of 9.

F.5.1.3.2 Shearon Harris APPENDIX E ENVIRONMENTAL REPORT AMENDMENT 2 . Review of Shearon Harris Cost Beneficial SAMAs Industry SAMA Description Discussion for DCPP Disposition Site SAMA for DCPP ID SAMA List 9 Proceduralize Actions The EDG room HVAC was not a contributor to Al...

Diablo Canyon, Units 1 & 2, Correction to License Amendments 84 and 83, Corrected TS Page 3/4 3-12 is Enclosed.

December 21, 1995Mr. Gregory M. Rueger Pacific Gas and Electric Company NPG - Mail Code AIOD P. 0. Box 770000 San Francisco, California 94177 SUBJECT: CORRECTION TO AMENDMENTS 84 AND 83 FOR DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1 AND 2 (TAC NOS. M84580 AND M84581) Dear Mr. ...

4/07/2017, E-Mail from J. Vanderwier/U.S. Fish and Wildlife to J. Quintero/NRC/NMSS re: FWS Consultation for Diablo Canyon: E-Mail Response

From: Vanderwier, Julie [mailto:julie vanderwier@fws .gov] Sent: Friday, April 07, 2017 11:37 AM To: Quintero, Jessie Cc: leilani takano@fws.gov Subject: [External_Sender] NRC's No Effect Determination for Diablo Canyon licensing action jessie. i apologize for being so long i...

Suppl 2 to "Diablo Canyon Radiation Shielding Review."

PACIFIC GAS AND ELECTRIC COMPANYDIABLO CANYON UNIT 1RADIATION SHIELDING REVIEWSUPPLEMENT 201-0170-1172Response to Part II.B.2 of NUREG 0737Design Review of Plant Shielding andEnvironmental Qualification of Equipmentfor Spaces/Systems Which May Be Used inPost-Accident Operation...

Forwards errata to "1992 Annual NPDES Summary Rept on Discharge Monitoring at Diablo Canyon Power Plant." Administrative error discovered re dissolved oxygen determinations.

ACCEI ERA D DOCUMENT DIST UTION SYSTEMREGULA INFORMATION DISTRIBUTI YSTEM (RIDS)ACCESS%ON NBR:9304130275 DOC.DATE: 93/03/25 NOTARIZED: NO DOCKETFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific ...

Diablo Canyon, Relief, Unit No. 2, Inservice Inspection Control Rod Drive Mechanism Canopy Multiple Pass Seal Weld Repair In Very High Radiation Areas (Tac MB1923)

June 5, 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, UNIT NO. 2 - INSERVICEINSPECTION RELIEF REQUE...

Updated Inspection Plan for Diablo Canyon Power Plant, Units 1 and 2 (Report 05000275/2020005 and 05000323/2020005)

September 1, 2020 Mr. James M. Welsch Senior Vice President, Generation and Chief Nuclear Officer Pacific Gas and Electric Company P.O. Box 56 Mail Code 104/6 Avila Beach, CA 93424 SUBJECT: UPDATED INSPECTION PLAN FOR DIABLO CANYON POWER PLANT, UNITS 1 AND 2 (REPORT...

Comment (6) of Michael Manetas Opposing Diablo Canyon Power Plant, Units 1 and 2; Notice of Intent to Prepare an Environmental Impact Statement.

Page 1 of 1A~s of: 8/7/15 2:29 PMReceived: August 06, 2015PUBLIC SUBMISSION Ntts 'ntn~'sComments Due: August 31, 201Submission Type: WebDocket: NRC-2009-0552Notice of Receipt and Availability of Application for Renewal of Diablo Canyon Nuclear Power PlantLicenseComment On: NRC...

G20100103/LTR-10-0071/EDATS: SECY-2010-0114 - Ltr. Ed Mainland re: Stay Diablo Canyon License Renewal Process.

July 23, 2010 Mr. Ed Mainland, Co-Chairman Mr. Jim Stewart, Co-Chairman CNRCC Energy-Climate Committee Sierra Club California 801 K Street Sacramento, CA 95814 Dear Mr. Mainland and Mr. Stewart: On behalf of the U.S. Nuclear Regulatory Commission (NRC), I am responding...

"Final Rept on Evaluation of Spot-Welded Matls Used in Support Sys for Electrical Conduit & Cable Trays at Diablo Canyon Power Plant."

ENCLOSURE 1FINAL REPORTON THE EVALUATION OFSPOT-WELDED MATERIALS USED INSUPPORT SYSTEMSFORELECTRICAL CONDUIT AND CABLE TRAYSAT DIABLO CANYON POWER PLANTiJuly 1, 19838307i3028i 83070iPDR ADOCK 05000275,PPDRDIABLO CANYON PROJECTPACIFIC GAS AND ELECTRIC COMPANYBECHTEL POWER CORPO...

Diablo Canyon, Units 1 & 2 - Inservice Inspection Program Plan Revision per American Society of Mechanical Engineers Boiler and Pressure Vessel Code Section XI.

Pacific Gas andElectric Company' James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/6P. 0. Box 56Avila Beach, CA 93424January 20, 2012 805.545.3462Internal: 691.3462Fax: 805,545.6445PG&E Letter DCL-12-006U.S. Nuclear Regulatory Commission 10 CFR 50.55aA...

Diablo Canyon Power Plant, Unit 2 - Email, Summary of 5/9/2013 Phone Call re: Safety Injection Pump 2-1 Issue Information (TAC No. MD7095).

From: To: Cc: Subject: RE: Diablo Canyon Safety Injection Pump 2-1 Issue Infonmation Date: Friday, May 10, 2013 6:34:00 AM you, we Technical call that Mike Markley I had with you provided and discussed your situation with the at NRR and IV staff, vVe S! pump, so Completion cav...

Diablo Canyon Power Plant, Unit 1, Relief, Relief Request for Relief NDE-SLH (TAC No. MC9474) - Reactor Pressure Vessels Welds.

September 20, 2006Mr. John S. KeenanSenior Vice President and CNOPacific Gas and Electric CompanyDiablo Canyon Power PlantP.O. Box 770000San Francisco, CA 94177-0001SUBJECT: DIABLO CANYON POWER PLANT, UNIT 1 - RELIEF REQUEST FOR RELIEFNDE-SLH (TAC NO. MC9474)Dear Mr. Keenan: ...

Diablo Canyon Units 1 and 2 - Letter Concerning Individuals Who Have Applied for Operator and Senior Operator Licenses.

Docket No. 50-275Pacific Gas 5 Electric CompanyATTN: Hr. R. D; Ramsay,Plant SuperintendentDiablo Canyon Power PlantP.O. Box 56Avila Beach, California 93424Gentlemen:e'~28tg77 'DISTRIBUTION:OLB R/F.Facility File.NRC PDR'ocalPDR-E(3)entral FilesDJSkovholtJWetmoreThis letter conc...

Detail Quarterly Licensing Actions Fee Report for NRR for the Period 03/28/10 - 07/03/2010 for Diablo Canyon Units 1 and 2.

,LFARB#4 DETAIL QUARTERLY LICENSING ACTIONS FEE REPORT PAGE: IFOR NRRFOR THE PERIOD 03/28/2010 - 07/03/2010- REGION 4 AMENDMENTS DOCKET: 05000275 - DIABLO CANYON 1RUN DATE: 07/15/2010FEE B&R IAPPLICDATE07/03/2009COMPLETEDATE---- ------....FEE RITSTAC I BEAR INIT NAMEME1644 YWE...

Diablo Canyon, Units 1 & 2 - Final Supplemental Response to Generic Letter 2004-02

P Paula Gerfen Site Vice President Diablo Canyon Power Plant Mail code 104/5/502 P.O. Box 56 Avila Beach, CA 93424 805.545.4596 I nternal: 691.4596 Fax: 805.545.4234 April 30, 2020 PG&E Letter DCL-20-031 U.S. Nuclear Regulatory Commission 10 CFR 50.54(f) ATTN: Document Contro...

Errata For Diablo Canyon Nuclear Power Plant, Units 1 And 2 - Notification of NRC Initial Operator Licensing Examination 05000275-12-302; 05000323-12-302.

November 13, 2012 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: ERRATA FOR DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1...

IR 05000275-12-404 and 05000323-12-404, 8/9/2012, Diablo Canyon Power Plant, Units 1 and 2, Cover Letter.

OFFICIAL USE ONLY – SECURITY-RELATED INFORMATION “Enclosure transmitted herewith contains SUNSI. When separated from enclosure, this transmittal document is decontrolled.” OFFICIAL USE ONLY – SECURITY-RELATED INFORMATION September 7, 2012 Mr. Edward D. Halpin Senior Vic...

"Diablo Canyon Power Plant Long-Term Seismic Program, Quarterly Progress Rept 4."

PGandE ter No.: DCL-86-266ENCLOSUREDIABLO CANYON POHER PLANTLONG TERM SEISMIC PROGRAMQUARTERLY PROGRESS REPORT NO. 4PACIFIC GAS AND ELECTRIC COMPANYSEPTEMBER 19861036S/0047K8~09»02EV8S0V05PDRADOCK05000g75PDRIt4"*, ~ l+I '4TABLE OF CONTENTS~i~inl. INTRODUCTION2. GEOLOGY/SEISMOL...

Diablo Canyon, Units 1 & 2 - Supplement to Response to NRC Request for Additional Information Regarding Response to NRC Bulletin 2012-01.

Pacific Gas and E lectric Company® December 22, 2014 PG&E Letter DCL-14-118 Barry S. Allen Site Vice President Diablo Canyon Power Plant Mail Code 104/6 P. 0. Box 56 Avila Beach, CA 93424 805.545.4888 Internal: 691.4888 Fax: 805.545.6445 U.S. Nuclear Regulatory Commission ATTN...

Detail Quarterly Licensing Actions Fee Report for NRR for the Period 03/16/2008 - 06/21/2008 for Diablo Canyon Units 1 and 2.

.1 ,V\LFARB#4DI: PAIL QUARTERLY LICENSING ACTIONS FEE REPORTFOR NRRFOR THE PERIOD 03/16/2008 - 06/21/2008- REGION 4 AMENDMENTSDOCKET: 05000275 - DIABLO CANYON 1C COMPLETE FEE RITSDATE TAC I BEAR INITPAGE: 1RUN DATE: 07/02/2008FEE B&R 8APPLICDATEWEEK REGULAR NON REG TOTALENDING...

Diablo Canyon Nuclear Power Plant, Unit 1 and 2 - Appendix I Technical Specifications.

+e*e+Docket No: 50-275and 50-323ol'UNITED STATESNUCLEAR REGULATORY COMMISSIONWASHINGTON, D. C. 20555AUG.g]978DocketFi'lFNRC PDRLocal PDRLWR 1 FileE. HyltonD. Allisonw/o'encl~z.J. Sto,B. ScottDistribution'w/encl.=Pacific Gas and Electric CompanyATTN: Mr. John C. MorrisseyVice P...

Diablo Canyon, 1 & 2 - Submittal of Signed Copies of Application for a Class 104b.

AEC DISTRIBUTION FOR PART 50 DOCMT MATERIALCONTROL NO:PILE:FRCN:'acificGas & Electric Co.San Francisco, Calif. 94106Mr. F.T. Searls9-28-7310"2-73DATE OF DOC .DATE REC'DXMEMO'PTTo:AECCLASS UNCLASSXXXPROP INFO. ORIG1 signedI.iPUTCC. OTHERNOCY'S'EC'DSENT AEC PDRXXXSENT LOCAL PDR ...

LER 10-001-00 for Diablo Canyon, Unit 2, Regarding 2008 Loss of Auxiliary Building Ventilation System Exhaust Fans.

Pacific Gas andElectric Company®March 17, 2010James R. BeckerSite Vice PresidentDiablo Canyon Power PlantMail Code 104/5/601R 0. Box 56Avila Beach, CA 93424805.545.3462Internal: 691.3462Fax: 805.545.6445PG&E Letter DCL-10-027U.S. Nuclear Regulatory CommissionATTN: Document Con...

Diablo Canyon, Units 1 and 2, Relief, Inservice Inspection Regarding Containment Examination Requirements

September 28, 2000Mr. Gregory M. RuegerSenior Vice President, Generation andChief Nuclear OfficerPacific Gas and Electric CompanyDiablo Canyon Nuclear Power PlantP. O. Box 3Avila Beach, CA 93424SUBJECT: DIABLO CANYON POWER PLANT UNITS 1 AND 2 - SAFETY EVALUATIONFOR INSERVICE I...