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The U.S. Nuclear Regulatory Commission is in the process of rescinding or revising guidance and policies posted on this webpage in accordance with Executive Order 14151 Ending Radical and Wasteful Government DEI Programs and Preferencing, and Executive Order 14168 Defending Women From Gender Ideology Extremism and Restoring Biological Truth to the Federal Government. In the interim, any previously issued diversity, equity, inclusion, or gender-related guidance on this webpage should be considered rescinded that is inconsistent with these Executive Orders.

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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

Forwards MOR for DCPP,Units 1 & 2 for May 1999 IAW Section 6.9.1.7 & GL 97-02.Summary of annual surveillance of DCPP breakwaters,which is submitted IAW Equipment Control Guide 17.3, "Flood Protection," also encl.

CATEGORYREGULATO INFORMATION DISTRIBUTION STEM (RIDS)ACCESSION NBR:9906160021 DOC.DATE: 99/06/11 NOTARIZED: NOFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga-~50-)23 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific GaAUTH.hAME"AUTHOR AFFILIATION'ATLEY,D.H....

Supports licensing of facilities.

Charles L. Larson819 Trenton DriveSunnyvale, CA 94087June 1681-20i~ ~i~ ~ ~ ~ ~ ~ wr ~ ~ r ~ ~ ~ ~,. aCEI. h,JUN SOi98X~u,a~mouuE,'~gDr ~ 'oseph:-:endr ie, 6 ha i rmanU.S . Nuclear Regulatory Commission1717' Street, NWWashington, D;C. 20555~r rrr~ E~UNptEEcn0't iI',3 SCcm- i7c...

Notification of 860528-29 meetings w/util in San Francisco, CA to discuss LTSP efforts re geology seismology & geophysics in progress by util & consultants.

1A)LA W MIt.May 22, 1986Docket Nos. 50-275and 50-323MEMORANDUM FOR: H. Denton R. Houston L. RubensteinD. Eisenhut D. Crutchfield J. B. Youngblood-J. Lyons E. Rossi V. NoonanH. Thompson G. Lainas G. LearF. Miraglia T. Speis C. BerlingerR. Bernero W. RussellG. Holahan V. Benaroy...

Limited Appearance Statement of Morgan Rafferty

tr'14 q DOCKET NUMBER PROD. & UTIL. ADOCKETED USNRC March 26, 2003 (2:49PM)OFFICE OF SECRETARY WRITTEN STATEMENT RULEMAKINGS AND DIABLO CANYON ADJUDICATIONS STAFF INDEPENDENT SPENT FUEL STORAGE INSTALLATION PROCEEDING USE THIS FORM TO SUBMIT A WRITTEN LIMITED APPEARANCE STATEM...

09/02/10 Notice of Meeting with Regulatory Conference with Pacific Gas and Electric Company.

September 1, 2010 MEMORANDUM TO: Robert Johnson, Chief Security Performance Evaluation Branch Division of Security Operations Office of Nuclear Security and Incident Response FROM: Russell Felts, Team Leader/RA/ Security Performance Evaluation Branch D...

Advises that on 920920,unusual event declared when automobile accident caused power outage at State of CA Ofc of Emergency Svcs,resulting in loss of communications between plant & ofc.Communications reestablished.

~cczr,zR~Tzooyraisunox ozMor'+a~rroNsvsrzMREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION'BR:9210080015 DOC.DATE: 92/09/21NOTARIZED: NO DOCKETFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1,Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant, Unit 2, ...

Response to NRC Request for Additional Information Regarding 60-Day Response to NRC Bulletin 2004-01, "Inspection of Alloy 82/182/600 Materials Used in the Fabrication of Pressurizer Penetrations and Steam Space Piping Connections at Pressurized Water.

Pacific Gas andElectric CompanyDavid H. Oatley Diablo Canyon Power PlantVice President and Po. Box 56General Manager Avila Beach, CA 93424October 14, 2004 805.545.4350Fax: 805.545.4234PG&E Letter DCL-04-130U.S. Nuclear Regulatory CommissionATTN: Document Control DeskWashington...

Board Notification 82-57:forwarding info re status of independent design verification program activities relevant to safety issue on design adequacy.Results will be reported prior to reinstatement of license.

__ _ _ _ _ -'. .e.* *'. st;%.%,'"':u ..s ..DISTRIBUTIONSee AttachedJUN 41982Docket No. 50-275MEMDRANDUM FOR:Qiainnan Palladinocomissioner G111nskyComissioner Ahearne-. ... Cossatssioner Robertscomissioner AsselstineFROM: Darn 11 G. Eisenhut DirectorDivision of LicensingOffice ...

Comment (1) of Caleb Laieski on Biweekly Notice; Applications and Amendments to Facility Operating Licenses and Combined Licenses Involving No Significant Hazards Considerations.

,, Page 1 of2As of: September 03, 2014Received: August 26, 2014PUBLIC SUBMISSION Status: Pending-PostPUBLC S BMISIONTracking No. ljy-8e~i-56v2Comments Due: September 18, 2014Submission Type: WebDocket: NRC-2014-0189Applications and Amendments to Facility Operating Licenses and...

11/04/2015, Summary of Telephone Conference Call Held Between NRC and PG&E Concerning the RAIs pertaining to the DCPP LRA Environmental Review.

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 November 24, 2015 LICENSEE: Pacific Gas and Electric Co. FACILITY: Diablo Canyon Power Plant, Units 1 and 2 SUBJECT: SUMMARY OF TELEPHONE CONFERENCE CALL HELD ON NOVEMBER 4, 2015, BETWEEN THE U.S. N...

Submittal of Setpoint Calculations, Setpoint Methodology, and Justification for Application of Technical Specification Changes in WCAP-14333 and WCAP-15376 Documents for the License Amendment Request for Digital Process Protection System Replacement.

Attachments 7-9 to the Enclosure contain Proprietary Information - Withhold Under 10 CFR 2.390Pacific Gas andElectric Company'Barry S. Allen Diablo Canyon Power PlantSite Vice President Mail Code 104/6P. 0. Box 56Avila Beach, CA 93424March 7, 2013 805.545.4888Internal: 691.488...

Application for subpoena to require J Roesset to appear for 830929-30 deposition.Proposed subpoena encl.

u- -_ _ m. _m -~ _r'*?%?-UNITED STATES OF AMERICAjj gg-1NUCLEAR REGULATORY COMMISSION2l C DF SECRiry .|EggEFvict,'3BEFORE THE ATOMIC SAFETY AND LICENSING APP4In the Matter of )Docket Nos. 50-275 O.L.)50-323 0.L.5PACIFIC GAS AND ELECTRIC COMPANY ))6(Diablo Canyon Nuclear Power ...

Forwards "Semiannual Radioactive Effluent Release Rept for Jan-June 1989." Rept describes quantities of radioactive gaseous & liquid effluents released from plant & solid radwaste shipments during rept period.

qcczmmTEn ÃBUTION BzzoNsTR~zoNsYSTEMREGULATORY INFORMATION DISTRIBUTION SYSTEM (RIDS)ACCESSION NBR:8909080226 DOC.DATE: 89/08/29 NOTARIZED: NOFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1,Pacific Ga50-323 Diablo Canyon Nuclear Power Plant, Unit 2,Pacific GaAUTH.NAME A...

E-mail from Diane Curran to G. Paul Bollwerk, III re opportunity to make limited appearance statements at the upcoming prehearing conference

Emile Julian - Diablo Canyon prehearing conference T45 q/70Page 1DOCKET NUMBER PROD. & UTIL. FAC, 19-5ZFrom: Diane Curran To: "G. Paul Bollwerk, Ill" , "Jerry R. Kline" , Jill ZamEk , Office of Secretary , "Dr. Peter S. Lam" , "David A. Repka" , Rochelle Becker , Seamus Slatt...

LTR-14-0713 - Joe Holtzman email re: Diablo, San Onofre and Holtec Canisters.

CHAIRMAN Resource From: Sent: To: Cc: Francis Holtzman Friday, December 12, 2014 1:57 PM Donna Gilmore Decommission San Onofre; NFC Summit Group; No Nukes Vall; U.S. Senator Barbara Boxer; Dr Hira Ahluwalia; Damon Moglen; Ken Alex; Jordan Krueger - CREDO; Mike Florio; Sepideh...

Expresses concern re amount of radiation & increases in tritium over background levels now proposed for release over Pacific Ocean.Vol of cooling water discharge does not justify bypassing treatment levels.

(SThlE OV CALIFOPHIA RESOI)RIES ACEHCYCALlFORf')N REGiONAL V/ATER QUAL TY CONTROL BOARD-CEHTRAL COAST REG10H1102 A LAUREL LAAESAN LUIS OSISVO, CALIFORHIA 93401(S05j 54S48l4ZJanuary 3.9, 3.982Nuclear Regulatory CommissionWashington D. C., 20555Dear Co~sioners =IThe'Ca'~~aRegion...

Forwards public version of rev 3,change 13 to "Corporate Emergency Response Plan" & revised Corporate ERPIPs, including rev 12 to 1.1,rev 9 to 2.2,rev 5 to 3.1,rev 11 to 3.2,rev 7 to 3.3 & rev 6 to 3.4.W/930318 release memo.

FORDI.i"~)is>REGULARY INFORMATION DISTRIBUTION SYSTEM (RIDE)ACCESSION NBR:9303220444 DOC.DATE: 93/03/02 NOTARIZED: NO DOCKETFACIL:50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant, Unit 2, Pacific Ga 05000323AUTH.NAME...

Forwards response to Gilinsky 840411 questions re recent rept on isolation of high pressure charging sys portion of ECCS experienced at Unit 1 on 840406.Related documentation encl.

7. .. . ,e. ...'*;. . . ,.a-MEMORANDUM FOR: Chairman Palladino|Comissioner GilinskyLfComissioner RobertsComissioner Asselstine3',Comissioner BernthalclFROM: William J. DircksExecutive Director for OperationsSUBJECT:DIABLO CANYON LOSS OF ECCSThis is in response to Comissioner G...

Letter from J. Jones Expressing Desire to be Placed on the Speakers Roster in Opposition to San Luis Obispo Mothers for Peace Appeal at Diablo Canyon Hearing, and Requesting Date and Time for the Hearing.

',, FROM„Jimire 'Bones-019 ~E.,Foyer RoadSanta Maria Ca1 if. 93454TO'unknov>nCONTROL NUMBER9961DOCUMENTundatedACTION PROCESSING DATESacknowledgedInterim ReplyFlnolDESCRIPTIONLtrQOrlglnolJpCopy QOrher,:Desire to be placed on speaker's roster on DiabIo Canyon,'~hearing and reque...

"Annual Tabulation of Personnel Exposure to Radiation for 1991 Calendar Yr." W/920302 ltr.

ACCELERATED DISTRIBUTION DEMONSTRATION SYSTEMREGULATOY INFORMATION DISTRIBUTIO%'JBYSTEM(RIDE)ACCESSION NBR:9203090187 DOC.DATE: 91/12/31 NOTARIZED: NO.DOCKETFACI~'..50-275 Diablo Canyon Nuclear Power Plant, Unit 1, Pacific Ga 0500027550-323 Diablo Canyon Nuclear Power Plant, U...

New York State (NYS) Pre-Filed Hearing Exhibit NYS00131G, NUREG-1437, Generic Environmental Impact Statement for License Renewal of Nuclear Plants: Main Report, Volumes 1 and 2 (May 1996) ("GEIS"). Pages C-72 through C220.

SOCIOECONOMICS "I would have to say it has had a positive effect on the tourism draw. II The director of recreation in Grover City stated that PG&E is very supportive of recreational groups. Arroyo Grande has a standard of approximately 1.6 ha (4 acres) per 1000 residents and ...

Comment opposing proposed rule re amend to License DPR-80 to allow continued operation of reactors while rept of long term seismic program delayed until 890731.

rACCESSION NBR7I . FAC IL: 50-275AUTH. NAMECLARKE E.REC IP. NAMEREGULA .Y INFORMATION DISTRIBUTI YSTEM (RIDS)8712080225 DOC. DATE: 87/11/20 NOTARIZED: NO DOCKETDiablo Cangon Nuclear Power Plant. Unit 1> Pacific Ga 05000275AUTHOR AFFILIATIONSan Luis Obispo Mothers for PeaceRECI...

03/11/16, Letter to Senator Barbara Boxer from Chairman Burns providing her with the status of Diablo Canyon's compliance with the NRC's actions based on the lessons learned from the accident at the Fukushima Dai-ichi nuclear power plant.

March 11, 2016 The Honorable Barbara Boxer Ranking Member, Committee on Environment and Public Works United States Senate Washington, DC 20510 Dear Senator Boxer: When we met in May 2015, I committed to keep you informed about the status of Diablo Canyon’s comp...

Forwards list of reference matls provided to DB Slemmons as requested at seismic long-term program 841004 meeting.

REGULATOR INFORMATION DISTRIBUTION STEM (RIDS)ACCESSION NBR:8)11050073 DOC ~DATE: 84/10/29 NOTARIZED: NOFACIL!50-275 Diablo Canyon Nuclear Power Planti Unit ii Pacific Ga50-323 Diablo Canyon Nuclear Power Planti Unit 2i Pacific GaAUTHBYNAMEAUTHOR AFFILIATIONSHIFFERi J ~ Pacifi...

Testimony of HR Denton before House of Representatives Subcommittee on Energy & Environ on 840614 re plant licensing concerns.

[. . ,...(_.i'.TESTIMONYOF'HAROLD R. DENTON, DIRECTOROFFICE OF NUCLEAR REACTOR REGULATIONU.S. NUCLEAR REGULATORY COMMISSIONBEFORE THESUBCOMMITTEE ON ENERGY AND THE ENVIRONMENT- -COMMITTEE ON INTERIOR AND INSULAR AFFAIRS{UNITED STATES HOUSE OF REPRESENTATIVESONDIABLO CANYON LIC...