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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

Rev 0 to Instruction I-59, "Instruction for Evaluation of Licensing Condition 7 Concerns - Diablo Canyon Units 1 & 2.

Attachment 1INSTRUCTION No. I-59DATE: 5/29/84FILE No.: 146. 00PAGE 1 of 4PACIFIC GAS AND ELECTRIC COMPANYMECHANICAL AND NUCLEAR ENGINEERINGDIABLO CANYON PROJECTInstruction For The Fvaluation Of LicensingCondition No. 7 Concerns—Diablo Canyon Units 1 E, 2.INSTRUCTTON NO. I-59 R...

Diablo Canyon Plant, Units 1 & 2, Order Extending Construction Permits, Latest Completion Dates Have Been Extended to July 1, 1976 for Unit 1 & July 31, 1977 for Unit 2.

Distribution U-Docket File NRC PDR Local PDR LWR #3 QELD Docket Nos. 50-275 IE (3) and 50-323 NDube MJinks RCDeYoung EIGoulbourne Pacific Gas and Electric Company CHebron ATTN: Mr. John C. Morrissey DAllison Vice President and General Counsel 77 Beale Street San Francisco, Cal...

Diablo Canyon, Units 1 and 2 - Letter Enclosing Professional Qualifications for Roger S. Boyd and Donald F. Knuth in the Matter of Pacific Gas & Electric Company.

Algie A. Wells, Esq.Chairman, Atmic Safety andLicensing BoardU. S. Atomic EnergyCo'mmissionWashington-, D. C. 20545Dr. Thomas H. PigfordProfessor of Nuclear EngineeringUniversity of Califox'niaBerkeley, California 94720Dr. Hugh C. PaxtonLos Alamos Scientific LaboratoryLos Alam...

Diablo Canyon Units 1 and 2, Letter Responding to Informal Questions 1 Through 10 Transmitted to PG&E in August 4, 1978 Memo on Seismic Qualifications.

/AAREGULATORY INFGRNATIGN DISTRIBUTION SYSTEM (RIDS>DISTRIBUTION FOR INCONING NATERIAL50-27"/REC: STOLZ J FNRCORG: CRANE P APACIFIC GAS 8c ELECl3OCDATE: 09/22/78DATE RCVD: 10/05/78PLANT NAME: DIABLO CANYON"UNIT 1DIABLO CANYON—UNIT 2DISTRIBUTION OF THIS NATERIAL IS AS FOLLOWS44...

Diablo Canyon, Units 1 and 2 - Pacific Gas and Electric Company Responses to Comments from Public Agencies and Others Concerning Draft Environmental Statement.

."-AZC DISZBIBUixom FOR PART'DOCZE2 "YA~XAL"',.~.:,'"::,: ll X *i',: .,:,:",!COKRQLZa1'I VJ. &II.'.FBR4IPaci fic,:Gas:g; Electric Company';", ""San Fanci,sco,- California'4106'r.cker-26-1 'sfgned.-2-73CC CHERDATE, OF DOC: DATE REC'D LW ivEilQ RETI%MAC p- "CXASSo.. U,OP XiPO~ ~...

2015/12/15 NRR E-mail Capture - Diablo Canyon 1 and 2 - RAIs for RR NDE-FWNS-U1/U2 to Allow Use of Feedwater Nozzle-to-Vessel Welds Alternate Examination Volume Coverage Requirements (CAC Nos. MF6689 and MF6690)

1NRR-PMDAPEm ResourceFrom: Lingam, SivaSent: Tuesday, December 15, 2015 3:34 PMTo: 'mjrm@pge.com'Cc: Pascarelli, Robert; McHale, John; Stevens, Gary; Schrader, Kenneth (KJSe@pge.com); Thatipamala, Ramakrishna; Gonzalez, David A (DCPP)Subject: Diablo Canyon 1 and 2 - RAIs for R...

Diablo Canyon - Transmittal of Final After Action Report for Plant Medical Service Exercise Conducted on March 29, 2017.

!· ' / / .( j [ . '. i //·'· / . ·' "// ./·:. ;'. ·1 \ ).· I JUN KrislM. Kennedy Regional Administrator · D.S. Nuclear Regulatory Commission Region IV Office 1600 East Lamar Boulevard Arlington, Te~rns 76011-4511 Dear Mr. Kennedy: 6 20!7 U.S. Department of Homeland Security R...

R.J. Lagomarsino Letter Transmitting Letter from Jay Penrod Regarding Concern on Capability of Diablo Canyon to Withstand Earthquakes.

iFROM'ttotr. ttoroooc A tsgoROectoo (CottOr)'"iCONTROL NUMBER9728DATE OF DOCUMENTFILE LOCA'TIONAC COMPLETION DEADLINE2l>3'OACTION PROCESSING DATES PREPARE FOR SIGNATURE OF:Acknowledged R~ II ~/~6ChairmanInterim ReplyFinalt"DESCRIPTION~QOrlginalQ Copy Q O~her.hei Xte Xm JagRem'...

Diablo Canyon, Units 1 and 2 - Response to NRC Letter dated July 14, 2010, Request for Additional Information (Set 8) for the License Renewal Application.

Pacific Gas andElectric Company- James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601P 0. Box 56Avila Beach, CA 93424805.545.3462August 12, 2010 Internal: 691.3462Fax: 805.545.6445PG&E Letter DCL-10-096U.S. Nuclear Regulatory CommissionATTN: Documen...

"Diablo Canyon Unit 1,Independent Design Verification Program,Tanks," Revision 0,interim technical rept.

Robert L. Cloud and Associates, Inc.Interim Technical ReportDIABLO CANYON UNIT IINDEPENDENT DESIGN VERIFICATION PROGRAMTANKSREVISION 0Docket No. 50-275License No. DPR-76Project Manager Date.Approved P 105-4-839-0038207200433 8207|hPDR ADOCK 05000275P PDRITANK REPORTTable of Co...

Revision 1 to "Diablo Canyon Nuclear Power Plant Independent Design Verification Program Semimonthly Rept."

><-TELEDYNEENQINEERINQ SERVICESDIABLO CANYON NUCLEAR POWER PLANTINDEPENDENT DESIGN VERIFICATION PROGRAMSEMIMONTHLY REPORTIDVP-SM-JULYJULY 23, 1982REVISION 1JULY 29, 1982UNCONmOILILEDCOPYPREPARED BY:TELEDYNE ENGINEERING SERVICESIDVP PROGRAM MANAGER820803027b820729PDR ADOCK05000...

Diablo Canyon, Units 1 and 2 - Transmittal of "Westinghouse Protection Systems Noise Tests."

AEC DISTRI ION FOR PART 50 DOCKET MATE(TEMPORARY FORM)CONTROL NO:FILE'ROM:Pacific Gas&ElectricSan Francisco, CaTO:DL.CLASS UNCLASS PROPINFODESCR IPTION:Ltr trans the following:DATE OF DOC1-16-75ORIGone signedINPUTDATE REC'D LTR TWX RPT OTHE R1-20-75CC OTHER SENT AEC PDRSENT LO...

Diablo Canyon, Confirming Telephone Conversation on Effects of Delay in Facility Operation with Frederick H. Warren.

pa3ENVIRON, FIILL'MECCA)November3,1+1Mr. Frederick H. Warren, Director(Roice of advisor on Environmental Qua1ftyFederal Pcmer Commission441 G Streets H. V.Room 4007Washington, D. C. 20%6Dear Mr. Warren:Confirming our telephone conversation this afternoon ve vould appreciatethe...

Diablo Canyon, Units 1 and 2 - Transmittal of Response to NRC Request for Additional Information Dated October 1, 2015, and November 13, 2015, Regarding Recommendation 2.1 of the Near-Term Task Force Seismic Hazard and Screening Report.

acilic Gas and Electric Company(/) December 21, 2015 PG&E Letter DCL-15-154 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001 Docket No. 50-275, OL-DPR-80 Docket No. 50-323, OL-DPR-82 Diablo Canyon Units 1 and 2 L. Jearl Strickland, P.E...

Diablo Canyon Unit 2 - Response to NRC Request for Additional Information Regarding Emergency License Amendment Request 04-03, "Revision to Technical Specification 3.6.6. 'Containment Spray and Cooling Systems"'.

| - Pacific Gas and&: Electric CompanyJames R. BeckerVice President-Diablo CanyonOperations and Station DirectorDiablo Canyon Power PlantPO. Box 56Avila Beach, CA 93424July 30, 2004805.545.3462Fax: 805.545.4234PG&E Letter DCL-04-097U.S. Nuclear Regulatory CommissionATTN: Docum...

Diablo Canyon Units 1 and 2, License Amendment 130 and 128, Revise TS by Adding Limiting Condition for Operation, Trip Setpoints, and Surveillance Requirements for a Residual Heat Removal Pump Trip on Refueling Water Storage Tank Level-Low.

March 26, 1999Mr. Gregory M. Rueger Senior Vice President and General Manager Pacific Gas and Electric Company Diablo Canyon Nuclear Power Plant P. 0. Box 3 Avila Beach, California 93424SUBJECT: ISSUANCE OF AMENDMENTS FOR DIABLO CANYON NUCLEAR POWER PLANT, UNIT NO. 1 (TAC NO. ...

Diablo Canyon Unit 1 and 2, License Amendment 39 and 38, Revising TS to Require at Least 23 feet of Water to be Maintained Above the Top of Irradiated Fuel Assemblies Within Vessel During Movement of Rod Cluster Control Assemblies.

June 7, 1989Docket Nos. 50-275 and 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:.DISTRIBUTION: RegionV (4) ...

Informs that ACRS Subcommittee on Diablo Canyon has not held any meetings re deficiencies,in response to 820413 ltr. Recipient will be informed in advance of subcommittee meetings.

, ._arec4,*'p eg,'o .UNITED STATES*'. f *(q@.. gy',{s NUCLEAR REGULATORY COMMISSION'dj j ADVISORY COMMITTEE ON REACTOR SAFEGUARDS, . , ..S, h 4.4 4 , gWASHINGTON, D. C. 20$$$% r ,o ,5.*****April 23, 1982Mr. David S. Fleischaker -:-i'-P.O. Box 1178Oklahoma City, OK 73101Dear Mr...

Diablo Canyon, Units 1 and 2 - 9/23/15 PG&E Response to Questions on License Amendment Request to Revise UFSAR and Approval to Perform Fuel Assembly Structural Analyses That Considers Leak Before Break (CAC Nos. MF4988 and MF4989).

1Burkhardt, JanetFrom: Lingam, SivaSent: Tuesday, October 13, 2015 10:24 AMTo: Lingam, SivaSubject: Diablo Canyon 1 and 2 - PG&E Response to Questions on LAR 14-04 Associated with Leak Before Break for Fuel Structural Analysis (CAC Nos. MF4988 and MF4989) - PUBLICFrom: Schrade...

2/18/14 Acknowledgement Ltr to B. Gibson re Comments on Update of NRC's Waste Confidence Rule and the Storage of Spent Nuclear Fuel at Diablo Canyon.

February 18, 2014 Mr. Bruce Gibson Chair, Board of Supervisors San Luis Obispo County 1055 Monterey Room D430 San Luis Obispo, CA 93408-1003 Dear Mr. Gibson: This is to acknowledge receipt of your letter dated December 17, 2013 to Chairman Allison M. Macfarlane ...

Attachment 2, "Diablo Canyon Power Plant Units 1 & 2 Process Protection System (PPS) Replacement Interface Requirements Specification, Revision 7."

Attachments 8-13 to the Enclosure contain Proprietary Information - Withhold Under 10 CFR 2.390EnclosureAttachment 2PG&E Letter DCL-12-120PG&E Document"Diablo Canyon Power Plant Units I & 2Process Protection System (PPS) ReplacementInterface Requirements Specification, Revisio...

Diablo Canyon, Units 1 and 2 - "Process Protection System Replacement Interface Requirements Specification (IRS)," Revision 6, Attachment 3.

Attachments 9-11 to the Enclosure contain Proprietary Information - Withhold Under 10 CFR 2.390EnclosureAttachment 3PG&E Letter DCL-1 2-069PG&E Document "Diablo Canyon Power Plant Units 1 & 2 Process ProtectionSystem Replacement Interface Requirements Specification (IRS), Revi...

Diablo Canyon Power Plant, Units 1 & 2 - Revision 25 to Updated Final Safety Analysis Report, Chapter 3, Drawing 108019-4, Rev. 27, Sheet 4.

E D C ~ B 0 N I r-N I 0 00 Q) C + en o u 0 oc s;;r-Ol (!JU m os:j _ s:j VJ o (f)z A co m N o- 00 -OL 11 CO Q) er: 0 U) w-=::i f---- II VJ Z 0 <( l'.) <( er: 0 U INPGIC I Size 40 41 THE 42 43 44 45 46 47 MISCELLANEOUS EQUIPMENT DRAIN SHOWN ON SHEET 4 AND UNIT 2 LINES ARE DRAWI...

Diablo Canyon (ISFSI) - Letter from Stephen H. Lewis to Robert K. Temple enclosing corrected and signed transcript of Michael A. Dusaniwskyj's deposition

RAS 6322 April 17, 2003 DOCKETED 04/18/03Robert K. Temple, Esq.2524 N. Maplewood AvenueChicago, IL 60647-1929SUBJECT: Pacific Gas and Electric Company, Diablo Canyon Nuclear Power Plant(Independent Spent Fuel Storage Installation) Docket No. 72-26-ISFSIDear Bob:Enclosed is t...

Diablo Canyon, Units 1 and 2 - Acceptance of Application Following Supplement, Adopt National Fire Protection Association NFPA 805, Performance-Based Standard for Fire Protection for LWR Generating Plants (2001 Edition) (TAC MF2333 and MF2334).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 October 30, 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: ...