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 Issue dateTitleTopic
ML23307A1623 November 2023OIG-24-A-01 Inspector Generals Assessment of the Most Serious Management and Performance Challenges Facing the U.S. Nuclear Regulatory Commission in Fiscal Year 2024Probabilistic Risk Assessment
License Renewal
Subsequent License Renewal
Nuclear Energy Innovation and Modernization Act
Environmental Justice
Machine learning
L-22-003, Independent Spent Fuel Storage Installation - License Renewal Application for the Diablo Canyon Independent Spent Fuel Storage Installation9 March 2022Independent Spent Fuel Storage Installation - License Renewal Application for the Diablo Canyon Independent Spent Fuel Storage InstallationCoatings
Nondestructive Examination
VT-2
Functionality Assessment
Incorporated by reference
Decommissioning Funding Plan
Authorized possession limits
Aging Management
License Renewal
Earthquake
Control of Heavy Loads
Fuel cladding
Environmental Justice
ML21076A61417 March 2021NRC Examination Report 05000275/2021301 and 05000323/2021301
ML20239A95626 August 2020Evaluation of the Potential Piping Degradation Safety Concern on the Auxiliary Feedwater System at Diablo Canyon Unit 1Enforcement Discretion
Earthquake
Through-Wall Leak
DCL-19-054, Submittal of Acceptance Report Following the Installation of Structural Weld Overlay, REP-RHR-SWOL for Unit 11 July 2019Submittal of Acceptance Report Following the Installation of Structural Weld Overlay, REP-RHR-SWOL for Unit 1Weld Overlay
DCL-18-050, Evaluation Documents in Support of Structural Weld Overlay, REP-RHR-SWOL, Unit 211 September 2018Evaluation Documents in Support of Structural Weld Overlay, REP-RHR-SWOL, Unit 2Weld Overlay
DCL-18-058, Flaw Evaluation of Unit 2, ASME Code Class 2 Charging Pump Discharge Lines: Welds WIC-45A and RB-46-78 August 2018Flaw Evaluation of Unit 2, ASME Code Class 2 Charging Pump Discharge Lines: Welds WIC-45A and RB-46-7Hydrostatic
Earthquake
DCL-18-027, Seismic Probabilistic Risk Assessment for the Diablo Canyon Power Plant, Units 1 & 2 - Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding Recommendation 2.1: Seismic of the Near-Term Task Force Review of Insight24 April 2018Seismic Probabilistic Risk Assessment for the Diablo Canyon Power Plant, Units 1 & 2 - Response to NRC Request for Information Pursuant to 10 CFR 50.54(f) Regarding Recommendation 2.1: Seismic of the Near-Term Task Force Review of InsightsSafe Shutdown
High winds
Mission time
Safe Shutdown Earthquake
Internal Flooding
Probabilistic Risk Assessment
FLEX
Fukushima Dai-Ichi
Large early release frequency
Earthquake
ML17341A06530 November 2017Technical Evaluation Report Diablo Canyon Nuclear Power Plant Tsunami Hazard Reevaluation ReviewHydrostatic
Tornado Generated Missile
Earthquake
ML17334A10529 November 2017Reactor Coolant System Pressure and Temperature Limits ReportStroke time
Hydrostatic
Pressure and Temperature Limits Report
ML17229B61717 August 2017Flaw Evaluation of Residual Heat Removal Suction Weld JointFinite Element Analysis
DCL-17-064, Plant Focused Evaluation Report for External Flooding19 July 2017Plant Focused Evaluation Report for External FloodingSafe Shutdown
Internal Flooding
Hydrostatic
FLEX
Fukushima Dai-Ichi
DCL-17-049, Flaw Evaluation of Unit 2 Residual Heat Removal Suction Weld Joint18 May 2017Flaw Evaluation of Unit 2 Residual Heat Removal Suction Weld Joint
DCL-16-124, Implementation of Alternative Source Term Summary of Dose Analyses and Results Revision 59 November 2016Implementation of Alternative Source Term Summary of Dose Analyses and Results Revision 5Boric Acid
Time Critical Operator Action
Deep Dose Equivalent
Fuel cladding
Recently irradiated fuel
GOTHIC
Operability Assessment
ML16314C6919 November 2016Enclosure, Statement of the Problem Concerning PWR Primary Coolant System Pipe Rupture
ML16314B0829 November 2016Criteria for Protection Against Dynamic Effects Associated with a Postulated Rupture of PipingSafe Shutdown
Design basis earthquake
Earthquake
ML16287A7556 October 2016Technical Assessment Implementation of Alternative Source Terms Summary of Dose Analyses and Results Revision 4Boric Acid
Time Critical Operator Action
Deep Dose Equivalent
Fuel cladding
Recently irradiated fuel
GOTHIC
Operability Assessment
ML16169A26518 May 2016Technical Report, Implementation of Alternative Source Terms Summary of Dose Analysis and Results, Revision 3Boric Acid
Time Critical Operator Action
Deep Dose Equivalent
Fuel cladding
Recently irradiated fuel
GOTHIC
Operability Assessment
ML16146A09521 April 201654006-CALC-01, Diablo Canyon Power Plant: Evaluation of Risk Significance of Permanent ILRT Extension.Hot Short
Safe Shutdown
Mission time
Internal Flooding
Probabilistic Risk Assessment
Multiple Spurious Operation
Thermoset
Large early release frequency
Earthquake
Fire Protection Program
DCL-16-081, 15-0681-RTM-001, Revision 0, System Level Requirements Traceability Matrix (Rtm).31 March 201615-0681-RTM-001, Revision 0, System Level Requirements Traceability Matrix (Rtm).
ML16238A10431 March 201615-0681-RTM-001, Revision 0, System Level Requirements Traceability Matrix (Rtm).
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 3 to 993754-11-861-NP, V&V Design Phase Summary Report Ppsi15 January 2016Diablo Canyon, Units 1 and 2 - Revision 3 to 993754-11-861-NP, V&V Design Phase Summary Report Ppsi
ML16061A46415 January 2016Revision 3 to 993754-11-861-NP, V&V Design Phase Summary Report Ppsi
ML16061A46815 January 20169Revision 1 to 93754-12-862-NP, V&V Implementation Phase Summary Report PPSII-IV
DCL-16-020, Diablo Canyon, Units 1 and 2 - 9Revision 1 to 93754-12-862-NP, V&V Implementation Phase Summary Report PPSII-IV15 January 2016Diablo Canyon, Units 1 and 2 - 9Revision 1 to 93754-12-862-NP, V&V Implementation Phase Summary Report PPSII-IV
ML16061A45914 January 2016Revision 3 to 993754-11-854-1-NP, Protection Set I, Factory Acceptance Test Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 3 to 993754-11-854-1-NP, Protection Set I, Factory Acceptance Test Report14 January 2016Diablo Canyon, Units 1 and 2 - Revision 3 to 993754-11-854-1-NP, Protection Set I, Factory Acceptance Test Report
ML16004A35411 December 2015Response to NRC Request for Additional Information Regarding License Amendment Request 15-03, Application of Alternative Source Terms Summary of Dose Analysis & Results, Revision 1Boric Acid
Time Critical Operator Action
Deep Dose Equivalent
Fuel cladding
Recently irradiated fuel
GOTHIC
Operability Assessment
DCL-15-134, ISFSI - Submits 2014 Annual Commitment Change Summary Report5 November 2015ISFSI - Submits 2014 Annual Commitment Change Summary Report
ML15176A52815 May 2015License Amendment Request 15-03 Application of Alternative Source Term - Summary of Dose Analyses and Results. Part 2 of 8
DCL-15-069, Diablo Canyon, Units 1 and 2 - License Amendment Request 15-03 Application of Alternative Source Term - Summary of Dose Analyses and Results. Part 2 of 815 May 2015Diablo Canyon, Units 1 and 2 - License Amendment Request 15-03 Application of Alternative Source Term - Summary of Dose Analyses and Results. Part 2 of 8
ML16061A47512 December 2014Revision 0 to 993754-14-854-1-NP, Protection Set Iv, Factory Acceptance Test Report
ML16061A47112 December 2014Revision 0 to 993754-12-854-1-NP, Protection Set Ii, Factory Acceptance Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-12-854-1-NP, Protection Set Ii, Factory Acceptance Report12 December 2014Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-12-854-1-NP, Protection Set Ii, Factory Acceptance Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-14-854-1-NP, Protection Set Iv, Factory Acceptance Test Report12 December 2014Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-14-854-1-NP, Protection Set Iv, Factory Acceptance Test Report
DCL-16-020, Revision 0 to 993754-13-854-1-NP, Protection Set III, Factory Acceptance Test Report12 December 2014Revision 0 to 993754-13-854-1-NP, Protection Set III, Factory Acceptance Test Report
ML16061A4609 December 2014Revision 9 to 993754-1-915-NP, Safety AnalysisSafe Shutdown
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 9 to 993754-1-915-NP, Safety Analysis9 December 2014Diablo Canyon, Units 1 and 2 - Revision 9 to 993754-1-915-NP, Safety AnalysisSafe Shutdown
ML16061A4691 December 2014Revision 0 to 993754-13-818-NP, Protection Set Ii, System Time Response Confirmation Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-12-818-NP, Protection Set Ii, System Time Response Confirmation Report1 December 2014Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-12-818-NP, Protection Set Ii, System Time Response Confirmation Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-14-818-NP, Protection Set Iv, System Time Response Confirmation Report1 December 2014Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-14-818-NP, Protection Set Iv, System Time Response Confirmation Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-13-818-NP, Protection Set Ii, System Time Response Confirmation Report1 December 2014Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-13-818-NP, Protection Set Ii, System Time Response Confirmation Report
ML16061A4661 December 2014Revision 0 to 993754-12-818-NP, Protection Set Ii, System Time Response Confirmation Report
ML16061A4731 December 2014Revision 0 to 993754-14-818-NP, Protection Set Iv, System Time Response Confirmation Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-13-854-0-NP, Protection Set Iii, Hardware Validation Test Report12 September 2014Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-13-854-0-NP, Protection Set Iii, Hardware Validation Test Report
ML16061A47012 September 2014Revision 0 to 993754-12-854-0-NP, Protection Set Ii, Hardware Validation Test Report
ML16061A47412 September 2014Revision 0 to 993754-14-854-0-NP, Protection Set Iv, Hardware Validation Test Report
ML16061A47612 September 2014Revision 0 to 993754-13-854-0-NP, Protection Set Iii, Hardware Validation Test Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-12-854-0-NP, Protection Set Ii, Hardware Validation Test Report12 September 2014Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-12-854-0-NP, Protection Set Ii, Hardware Validation Test Report
DCL-16-020, Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-14-854-0-NP, Protection Set Iv, Hardware Validation Test Report12 September 2014Diablo Canyon, Units 1 and 2 - Revision 0 to 993754-14-854-0-NP, Protection Set Iv, Hardware Validation Test Report