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Issue date | Title | Topic | |
---|---|---|---|
DCL-21-036, One Hundred Eighty Day Steam Generator Report for Diablo Canyon Power Plant Unit 1 Twenty-Second Refueling Outage | 22 April 2021 | One Hundred Eighty Day Steam Generator Report for Diablo Canyon Power Plant Unit 1 Twenty-Second Refueling Outage | Nondestructive Examination |
IR 05000032/2006005 | 3 April 2007 | Errata for Diablo Canyon Power Plant - NRC Inspection Report 05000275-06-005; 0500032-06-005 and 07200026-06-002 | Significance Determination Process |
IR 05000133/2017003 | 19 October 2017 | Inspection Report 05000133/2017003 | |
IR 05000275/1970001 | 26 May 1970 | Insp Rept 50-275/70-01 on 700416-17.No Noncompliance Noted. Major Areas Inspected:Review of Primary Loop Spool Piece Fabrication | Hydrostatic |
IR 05000275/1978007 | 26 May 1978 | IE Insp Rept 50-275/78-07 on 780227-0303.No Deviations or Items of Noncompliance Noted.Major Areas Inspected:Emergency Planning.Related Encls Include Various Allegations,Qa Matl & I Yin Notes.Partially Withheld Interviews & Notes Also Encl | |
IR 05000275/1982012 | 28 July 1982 | IE Insp Repts 50-275/82-12 & 50-323/82-07 Have Been Canceled | |
IR 05000275/1982013 | 8 July 1982 | Ack Receipt of Informing NRC of Steps Taken to Correct Violations Noted in IE Insp Rept 50-275/82-13 | |
IR 05000275/1982015 | 11 June 1982 | IE Safeguards Insp Rept 50-275/82-15 on 820524-28.No Noncompliance Noted.Major Areas Inspected:Security Plan & Implementing Procedures,Security Organization Mgt & Security Program Audit.Details Withheld (Ref 10CFR73.21) | |
IR 05000275/1982016 | 11 June 1982 | IE Insp Repts 50-275/82-16 & 50-323/82-09 on 820329-0402 & 0510-14.Noncompliance Noted:Class I Matl Released for Const Prior to Satisfying Established Matl Receiving,Handling & Processing QC Procedures | |
IR 05000275/1982018 | 15 June 1982 | IE Insp Rept 50-275/82-18 on 820426-30.No Noncompliance Noted.Major Areas Inspected:Plant Layout,General Employee Training,Chemistry & Radiation Protection Staff Training & NUREG-0737,Items II.B.3 & II.F.1 | |
IR 05000275/1982019 | 18 June 1982 | IE Insp Rept 50-275/82-19 on 820502-0604.No Noncompliance Noted.Major Areas Inspected:Plant Operations,Surveillance Testing,Physical Security,Maint,Ler Followup & QA Program | |
IR 05000275/1982020 | 28 June 1982 | IE Insp Repts 50-275/82-20 & 50-323/82-10 on 820506-28.No Noncompliance Noted.Major Areas Inspected:Implementation of Independent Verification Program Including Independence & Qualification of Personnel & Exam of QA Programs | |
IR 05000275/1982021 | 19 July 1982 | IE Insp Rept 50-275/82-21 on 820606-0703.No Noncompliance Noted.Major Areas Inspected:Plant Operations,Surveillance Testing,Physical Security,Maint,Ler Followup & Licensee QA Program | |
IR 05000275/1982022 | 26 July 1982 | IE Insp Repts 50-275/82-22 & 50-323/82-11 on 820526-28 & 0628-0702.No Noncompliance Noted.Major Areas Inspected: Action on Previous Items,Mods to Piping & Electrical Raceway Supports & Unit 2 Vessel | Nondestructive Examination Emergency Lighting |
IR 05000275/1982023 | 30 July 1982 | IE Insp Repts 50-275/82-23 & 50-323/82-12 on 820721-23.No Noncompliance Noted.Major Areas Inspected:Followup on IE Circulars,Info Notices & Bulletins,Preoperational Testing & Monitoring Calibr | Grab sample |
IR 05000275/1982024 | 2 August 1982 | IE Insp Rept 50-275/82-24 on 820712-15.No Noncompliance Noted.Major Areas Inspected:Plant Operations,Onsite Review Committee & Independent Insp | |
IR 05000275/1984005 | 6 June 1984 | IE Insp Rept 50-275/84-05 on 840326-30.No Violations or Deviations Noted.Major Areas Inspected:New Chemistry & Radiation Protection Dept Organization,Radiation Protection Training,Followup on Noncompliance & IE Info Notices | |
IR 05000275/1984007 | 21 June 1984 | Forwards Special Insp Rept 50-275/84-07 Re Performance of Plant Operating Crews,Conducted by Region V,Lll & Eg&G Idaho,Inc.Performance Above Average Compared to Similar Licensed Facilities | |
IR 05000275/1985012 | 28 March 1985 | Forwards Safeguards Insp Repts 50-275/85-12 & 50-323/85-11 on 850304-08 & Notice of Violation.Rept & Notice of Violation Withheld (Ref 10CFR73.21) | |
IR 05000275/1985014 | 3 April 1985 | Insp Repts 50-275/85-14 & 50-323/85-02 on 850304-08.No Noncompliance or Deviation Noted.Major Areas Inspected:Area Insp,Licensee Actions on Previously Identified Items,Ie bulletins,10CFR50.55(e) Items & TMI Task Action Items | |
IR 05000275/1985023 | 30 July 1985 | Insp Rept 50-275/85-23 on 850610-28.Violation Noted: Weaknesses in Implementation of Qa/Qc Program Re Control of Measuring & Test Equipment & Unqualified Individual Assigned as Technician | Fitness for Duty High Radiation Area Probabilistic Risk Assessment Temporary Modification |
IR 05000275/1985024 | 14 August 1985 | Insp Rept 50-275/85-24 on 850603-07.No Violations or Deficiencies Noted.Major Areas Inspected:Emergency Response Facilities Compliance W/Suppl 1 to NUREG-0737,including Technical Support Ctr & Operational Support Ctr | |
IR 05000275/1985032 | 8 October 1985 | Insp Repts 50-275/85-32 & 50-323/85-29 on 850818-0928. Violation Noted:Nrc Inspector,Not on Approved Access List, Entered Class 1 safety-related Matl Storage Area Unescorted | Boric Acid Stroke time |
IR 05000275/1985036 | 30 December 1985 | Requests NRR Assume Lead Responsibility for Evaluation & Resolution of Unresolved Item 50-275/85-36-04 Re Fire Dampers | Safe Shutdown Fire Barrier Emergency Lighting Continuous fire watch Fire Watch Hourly Fire Watch |
IR 05000275/1985038 | 9 December 1985 | Insp Repts 50-275/85-38 & 50-323/85-36 on 851118-22.No Violation or Deviation Noted.Major Areas Inspected:Action on Previous Findings,Transportation Activities,Solid Waste Mgt Program,Low Level Waste Mgt & Licensee Events | High Radiation Area Process Control Program Exclusive Use |
IR 05000275/1985041 | 8 April 1986 | Ack Receipt of 860224 & 0325 Ltrs Informing NRC of Steps Taken to Correct Violations Noted in Insp Repts 50-275/85-41 & 50-323/85-39 | |
IR 05000275/1985042 | 9 January 1986 | Forwards Safeguards Insp Repts 50-275/85-42 & 50-323/85-43 on 851216-20 & Notice of Violation.Rept & Notice of Violation Withheld (Ref 10CFR73.21 & 2.790) | |
IR 05000275/1985044 | 7 March 1986 | Ack Receipt of Informing NRC of Steps Taken to Correct Violations Noted in Insp Rept 50-275/85-44 | |
IR 05000275/1985045 | 23 April 1986 | Ack Receipt of Informing NRC of Steps Taken to Correct Violations Noted in Insp Repts 50-275/85-45 & 50-323/85-44 | |
IR 05000275/1986002 | 3 June 1986 | Ack Receipt of Informing NRC of Steps Taken to Correct Violations Noted in Insp Repts 50-275/86-02 & 50-323/86-02 | |
IR 05000275/1986009 | 5 June 1986 | Ack Receipt of Informing NRC of Steps Taken to Correct Violations Noted in Insp Rept 50-275/86-09 | |
IR 05000275/1986011 | 16 June 1986 | Ack Receipt of Informing NRC of Steps Taken to Correct Violations Noted in Insp Repts 50-275/86-11 & 50-323/86-12 | |
IR 05000275/1986014 | 9 May 1986 | Enforcement Conference Repts 50-275/86-14 & 50-323/86-15 on 860425.Major Area Discussed:Licensee Action Plan to Correct Problem of Missed Tech Spec Surveillances.Noncompliance Noted Re Followup of LERs | Missed surveillance |
IR 05000275/1986015 | 5 June 1986 | Insp Rept 50-275/86-15 on 860428-0502.No Violations Noted. Major Areas Inspected:Operation,Maint & Surveillance Testing of Auxiliary Feedwater Sys.Unresolved Item Re Automatic Feedwater Sys Operability During Pump Maint Identified | |
IR 05000275/1986022 | 3 September 1986 | SALP Repts 50-275/86-22 & 50-323/86-22 for Aug 1985 - Jul 1986 | Missed surveillance Systematic Assessment of Licensee Performance |
IR 05000275/1986024 | 3 October 1986 | Forwards Safeguards Insp Repts 50-275/86-24 & 50-323/86-24 on 860825-0903.No Violations Noted.Encl Withheld (Ref 10CFR73.21) | |
IR 05000275/1986025 | 17 September 1986 | Insp Rept 50-275/86-25 on 860825-29.No Violations Noted. Major Areas Inspected:Preparation for Refueling Activities | Shutdown Margin Reactor Vessel Water Level |
IR 05000275/1986029 | 9 December 1986 | Discusses Insp Rept 50-275/86-29 on 860928-1108 & Mgt Meeting Rept 50-275/86-34 on 861124 & Forwards Notice of Violation | |
IR 05000275/1986032 | 30 January 1987 | Insp Repts 50-275/86-32 & 50-323/86-30 on 861109-1227 & 870116.No Violations or Deviations Noted.Major Areas Inspected:Plant Operations,Maint & Surveillance Activities, Followup of Onsite Events & Allegations | Unanalyzed Condition Time of Discovery Loop seal Post Accident Monitoring Anchor Darling Missed surveillance Earthquake |
IR 05000275/1986033 | 17 March 1987 | Insp Repts 50-275/86-33 & 50-323/86-31 on 861215-19. Deficiencies Noted.Major Areas Inspected:Implementation Program for Establishing & Maintaining Environ Qualification of Electrical Equipment Important to Safety | |
IR 05000275/1987001 | 25 March 1987 | Insp Repts 50-275/87-01 & 50-323/87-01 on 870202-13. Violation Noted:Failure to Maintain Control Over Lubricants | Boric Acid Stroke time Post Accident Monitoring Probabilistic Risk Assessment |
IR 05000275/1987002 | 4 February 1987 | Forwards Safeguards Insp Repts 50-275/87-02 & 50-323/87-02 on 870112-16 & Notice of Violation.Insp Repts & Notice of Violation Withheld (Ref 10CFR2.790) | |
IR 05000275/1987003 | 30 January 1987 | Insp Repts 50-275/87-03 & 50-323/87-03 on 870112-16.No Violations or Deviations Noted.Major Areas Inspected: Previous Insp Items,Transportation,Solid Waste,Licensee Identified Violation & Facility Tours | High Radiation Area Process Control Program |
IR 05000275/1987004 | 20 February 1987 | Insp Repts 50-275/87-04 & 50-323/87-04 on 861228-870207.No Violations or Deviations Noted.Major Areas Inspected:Plant Operations,Maint & Surveillance Activities & Followup of Onsite Events,Open Items & LERs | Boric Acid Stroke time Biofouling |
IR 05000275/1987005 | 28 January 1987 | Insp Repts 50-275/87-05 & 50-323/87-05 on 870112-16.No Noncompliance or Deviations Noted.Major Areas Inspected: Followup of NRC Technical Audit Branch Rept on Allegation Re Flat Spot on Reactor Coolant Piping in Unit 1 Containment | Liquid penetrant |
IR 05000275/1987006 | 6 February 1987 | Insp Rept 50-275/87-06 on 870112-13.Violation Noted: Notification of 870102 Emergency Plan Unusual Event Did Not Occur Until 95 Minutes After Declaration | |
IR 05000275/1987007 | 12 February 1987 | Insp Repts 50-275/87-07 & 50-323/87-06 on 870202-06. No Items of Noncompliance or Deviations Identified.Major Areas Inspected:Design,Design Changes & Mods & Followup on IE Notices & Nonconformance Repts | Missed surveillance |
IR 05000275/1987009 | 11 March 1987 | Insp Repts 50-275/87-09 & 50-323/87-08 on 870223-27.No Noncompliance Noted.Major Areas Inspected:Followup of IE Bulletins,Vital Areas & Equipment | Temporary Modification Fire Watch |
IR 05000275/1987018 | 8 May 1987 | Insp Repts 50-275/87-18 & 50-323/87-17 on 870420-24.No Noncompliance or Deviations Noted.Major Areas Inspected: Nonlicensed Staff Training,Followup of Part 21 Repts,Various Vital Areas & Equipment | |
IR 05000275/1987022 | 23 June 1987 | Insp Rept 50-275/87-22 on 870520-22.Major Areas Inspected: Followup on Allegation File Number RV-87-A-0094 & Followup on Regional Open Items List |