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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 & 2, 15-Day Response for Bulletin 2002-01, "Reactor Pressure Vessel Head Degradation & Reactor Coolant Pressure Boundary Integrity."

October 25, 2002Mr. 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 NOS. 1 AND 2 - 15-DAY RESPONSE ...

Diablo Canyon, Recorded Oral Argument Prehearing Conference held on July 13, 1976.

uly~20~1976DISTRI BUT IDavisKetchenTourtellotteShaparEngelhardtGrossmanIn the Matter ofNRC Fi1es- Pacific Gas and Electric CompanyReg Central(Diablo Canyon Nuclear r Plant, Units Nos. 1 and 2)PDR/LPDRDocket Nos. 0-275 .L.. and 50-323Formal File (2)Dear Members of the Board:Eli...

04/17/2002 End-of-Cycle Public Meeting Invitation Letter to Local Officials of Diablo Canyon (2nd issuance -- different distribution)

April 1, 2002THIS LETTER WAS ISSUED TO THOSE ON THE ATTACHED DISTRIBUTION LIST(The same letter was issued March 18 to a different list.)SUBJECT: NOTIFICATION OF UPCOMING MEETINGDear :Each year, NRC conducts an integrated assessment of performance, based upon the r...

Diablo Canyon, Units 1 and 2 - Transmittal of Commitment Change Summary Report, During the Period January 1, 2007 through December 31, 2007.

Pacific Gas andElectric Company JJames R. Becker Diablo Canyon Power PlantSite Vice President and Mail Code 104/5/502Station Director P. 0. Box 56Avila Beach, CA 93424March 26, 2008 805.545.3462Internal: 691.3462PG&E Letter DCL-08-026 Fax: 805.545.4234U.S. Nuclear Regulatory C...

Diablo Canyon Units 1 & 2, License Amendments 121 & 119, Revises Combined TS for Diablo Canyon Units 1 & 2 to Change TS 6.9.1.8.b.5 to Replace Reference WCAP-10266 -P-A with WCAP-12945-P for Best Estimate Loss -of -Coolant Accident Analysis.

Mr. Gregory M. Rueger, Senior Vice President "and General Manager Pacific Gas and Electric Company Nuclear Power Generation N9B P. 0. Box 770000 San Francisco, California 94177February 13, -18SUBJECT: ISSUANCE OF AMENDMENTS FOR DIABLO CANYON NUCLEAR POWER PLANT, UNIT NO. 1 (TA...

Diablo Canyon Units 1 & 2, Supplement to License Amendment Request 03-19 Revision to Technical Specifications 3.3.3 Post Accident Monitoring (PAM) Instrumentation and 3.6.8 Hydrogen Recombiners.

W Pacific Gas andElectic CompanyJames R. Becker Diablo Canyon Power PlantVice President -Diablo Canyon PO. Box 56Operations and Station Director Avila Beach, CA 93424March 11, 2004 805.545.423462Fax: 805.545.4234PG&E Letter DCL-04-020U.S. Nuclear Regulatory CommissionATTN: Doc...

Diablo Canyon, Units 1 and 2 - Response to Items Contained in NRC Acceptance Review of License Amendment Request for Digital Process Protection System Replacement.

Attachment 1 to the Enclosure contains Proprietary Information - Withhold Under 10 CFR 2.390 __ Pacific Gas and ~&~ . Electric Company® April 2, 2012 PG&E Letter DCL-12-030 James R. Becker Site Vice President Diablo Canyon Power Plant Mail Code 104/6 P . O. Box 56 Avila Beach,...

NRC Staff Answer To San Luis Obispo Mothers For Peace's Motion To File New Contentions Regarding The Adequacy Of The Severe Accident Mitigation Alternatives Analysis For Diablo Canyon.

UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION BEFORE THE ATOMIC SAFETY AND LICENSING BOARD In the Matter of ) ) PACIFIC GAS AND ELECTRIC COMPANY ) Docket Nos. 50-275-LR/ 50-323-LR ) (Diablo Canyon Nuclear Power Plant, ) Units 1 and 2) ) ...

G20030750/LTR-03-0792 - Ltr. Jeanene Panther regarding radioactive waste production at Diablo Canyon.

EDO Principal Correspondence ControlFROM: DUE: 01/09/04 EDO CONTROL: G20030750DOC DT: 12/03/03FINAL REPLY:Jeanene PantherArroyo Grande, CATO:Chairman DiazFOR SIGNATURE OF : ** GRN ** CRC NO: 03-0792Dyer, NRRDESC: ROUTING:Radioactive Waste Production at Diablo Canyon TraversPap...

Diablo Canyon Power Plant, Unit No. 2 - Confirmatory Action Letter Re: Alloy 82/182 Pressurizer Butt Welds (TAC No. MD4150).

March 15, 2007CAL No. NRR-07-003Mr. John S. KeenanSenior Vice President and Chief Nuclear OfficePacific Gas and Electric CompanyDiablo Canyon Power PlantP.O. Box 770000, Mail Code B32San Francisco, CA 94177-0001SUBJECT:CONFIRMATORY ACTION LETTER, DIABLO CANYON POWER PLANT, U...

2011/03/04 Diablo Canyon LR - Endangered Species Consultation with Fish and Wildlife Service re: License Renewal

1DiabloCanyonNPEm ResourceFrom: Stuyvenberg, AndrewSent: Friday, March 04, 2011 9:32 AMTo: Grebel, TerenceCc: Tan, Miranda; DiabloCanyonNPEm ResourceSubject: Endangered Species Consultation with Fish and Wildlife Service re: License RenewalTerry – NRC staff has been in conta...

Diablo Canyon Independent Spent Fuel Storage Installation - Revision to Listed Technical Specifications, Additional Technical Specifications and Request for an Exemption from the Requirements of 10 CFR 72.236(f).

Attachment 1 of the Enclosure Contains Proprietary InformationPacific Gas and Withhold from public disclosure under 10 CFR 2.390Electr Company' James R. Becker Diablo Canyon Power PlantSite Vice President Mail Code 104/5/601R 0. Box 56Avila Beach, CA 93424805.545.3462Internal:...

"Natural Circulation Cooldown & Boron Mixing.Applicability of Tests Performed at Diablo Canyon Unit for Conformance to BTP RSB 5-1."

ATTACHMENTST-HL AE.IIgqPAGE/ OF ggNATURAL CIRCULATION COOLDOWNAND BORON MIXINGApplicability of Tests Performed at Diablo Canyon Unitfor Conformance to BTP RSB 5-1South Texas ProjectHouston Lighting and Power CompanyDecember 1986f870129034287012PDRADQGK05000k'Fg8'''DR'(ATTACHME...

Diablo Canyon, Unit 1 - Letter in Regard to Application and Supplements Consisting of Revised Pages.

-HF: FCLl'r'1:JCD70-1730JUI,gpgagPacific Gas and ElectricCompanyATTl<: t1r. F. T. SearlsYfce President andGeneral Counsel77 Beale StreetSan Francisco, California 94106Gentlemen:

Diablo Canyon, Units 1 and 2 - NRC Cover Letter Providing List of Contentions Argued by Intervenors.

April 21. 1975INr. William P. CornwellP. 0. Box 453Morro Bay, California 93442Mr. John Forster985 Palm StreetSan Luis Obispo, California 93401Mr. Frederick EisslerScenic Shoreline, PreservationConference, Inc.4623 Nore Mesa DriveSanta Barbara„California 93105In the Matter ofPa...

2011/01/20 Diablo Canyon LR - RE: Draft Agenda for ACRS Subcomitte Meeting

1DiabloCanyonNPEm ResourceFrom: Sizemore, Brandy [BNSM@pge.com]Sent: Thursday, January 20, 2011 7:37 PMTo: Ferrer, NathanielCc: Grebel, Terence; Sharp, LorenSubject: RE: Draft Agenda for ACRS Subcomitte MeetingAttachments: Draft Agenda 02-09 (3).docHello, Attached is the pro...

2010/11/17 Diablo Canyon LR - Phone Call with NRC Regarding Civil/Structural Issues.

1Ferrer, NathanielSubject: Phone Call with NRC Regarding Civil/Structural IssuesLocation: Bridgeline 1 866-489-0573 *8055454160*Start: Thu 11/18/2010 1:00 PMEnd: Thu 11/18/2010 2:00 PMRecurrence: (none)Meeting Status: AcceptedOrganizer: Duke, KyleThis phone call is being requ...

Diablo Canyon Power Plant Units 1 and 2 Staff Assessment of Response to 10 CFR 50.54(F) Information Request Flood-Causing Mechanism Reevaluation (CAC NO. MF6039 and MF6040).

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 December 18, 2017 Mr. Edward D. Halpin 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: DIABLO CANYON ...

Diablo Canyon, Storm Water Pollution Prevention Plan (SWPPP).

Storm WaterPollution Prevention Plan (SWPPP)Pacific Gas & Electric CompanyDiablo Canyon Power Plant (DCPP)June 2007Pacific Gas & Electric CompanyRev. 1Table of ContentsISection Section Number and Title PageIntroduction Introduction iPlan Change Log ii1 Introductions, Objective...

Letter to B. S. Allen re: Amendment No. 5 to Materials License No. SNM-2511 for the Diablo Canyon Independent Spent Fuel Storage Installation (TAC No. L25055).

April 7, 2016 Mr. Barry S. Allen, Site Vice President Pacific Gas and Electric Company Mail Code 104/5/601 P.O. Box 56 Avila Beach, CA 93424 SUBJECT: AMENDMENT NO. 5 TO MATERIALS LICENSE NO. SNM-2511 FOR THE DIABLO CANYON INDEPENDENT SPENT FUEL STORAGE INSTALLATION (T...

2020/09/17 NRR E-mail Capture - Request for additional information: Diablo Canyon Unit 2 Fall 2019 Steam Generator Tube Inspection Report (EPID: L-2020-LRO-0026)

From: Lee, Samson Sent: Thursday, September 17, 2020 8:28 AM To: Richardson, Michael Subject: Request for additional information: Diablo Canyon Unit 2 Fall 2019 Steam Generator Tube Inspection Report (EPID: L-2020-LRO-0026) By letter dated May 13, 2020 (Agencywide Documents A...

NRC Letter to Senator A. Cranston Regarding Constituent Referral Question from Mr. and Mrs. D. Bailey Concerning Potential Releases of Radioactive Dust from the Diablo Canyon Station.

AUG41978The Honorable Alan CranstonUnited States SenateWashington, D.C. 20510Dear Senator Cranston:This is in response to your letter of July 7. 1978, concerning theconstituent referral question from Nr. and Nrs. Donald M. Baileyof Norro Bay, California, about potential releas...

Diablo Canyon, Units 1 & 2, Intervenors' Second Supplemental Response to Applicant's Interrogatories Dated September 27, 1978.

QQBUNITED STATES OF AMERICANUCLEAR REGULATORY COMMISSIONIn the Matter of:PACIFIC GAS 5 ELECTRIC COl1PANYiI,HI~ 0,-4~Pg"'Ir~.l 'IiiW(Diablo Canyon Nuclear PowerPlant, Units'.I.8 2)Docket Nos. 50-27550-323 OLINTFRVENORS'ECOND SUPPLEMEI'ITALRESPO!I!SE TO APPLICANT'S INTERROGATORI...

LER 14-001-00 for Diablo Canyon, Unit 2 Regarding Lightning Arrester Failure Resulting in Reactor Trip.

Pacific Gas and Electric Company® April 3, 2014 PG&E Letter DCL-14-029 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 Docket No. 50-323, OL-DPR-82 Diablo Canyon Unit 2 Barry S. Allen Site Vice President 10 CFR 50.73 Licensee Event Repo...

LER 12-001-00 for Diablo Canyon, Unit 2, Regarding Failure to Meet Emergency Diesel Generator Technical Specifications.

__ Pacific Gas and ~&~ Electric Company October 16, 2012 PG&E Letter DCL-12-096 Diablo Canyon Power P lant PO. Box 56 Avila B each, CA 93424 800.545.6000 u.s. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC 20555-0001 10 CFR 50.73 Docket No. 50-323, OL...