| ENS 56570 | 13 June 2023 03:33:00 | Accident Mitigation - High Pressure Coolant Injection Declared Inoperable | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 56295 | 4 January 2023 06:48:00 | High Pressure Coolant Injection Inoperable | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 56241 | 28 November 2022 09:00:00 | High Pressure Coolant Injection System Inoperable | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 56054 | 18 August 2022 01:08:00 | Safety System Inoperability | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 55522 | 14 October 2021 17:20:00 | Traversing IN-CORE Probe a Ball Valve Inoperable | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 55403 | 11 August 2021 10:34:00 | HPCI Inoperability | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 54293 | 25 September 2019 16:03:00 | High Pressure Coolant Injection Declared Inoperable | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 53982 | 5 April 2019 15:25:00 | En Revision Imported Date 5/22/2019 | 10 CFR 26.719, FFD Reporting requirements |
| ENS 53822 | 11 January 2019 14:11:00 | En Revision Imported Date 5/22/2019 | 10 CFR 26.719, FFD Reporting requirements |
| ENS 53772 | 4 December 2018 14:35:00 | En Revision Imported Date 1/31/2019 | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 53712 | 1 November 2018 04:00:00 | En Revision Imported Date 12/31/2018 | 10 CFR 50.72(b)(3)(ii)(B), Unanalyzed Condition |
| ENS 53562 | 24 August 2018 04:00:00 | Inoperable Seismic Monitoring System | 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness |
| ENS 52724 | 2 May 2017 21:00:00 | Unanalyzed Condition for Combustion Turbine Generator Configuration | 10 CFR 50.72(b)(3)(ii)(B), Unanalyzed Condition |
| ENS 52651 | 30 March 2017 21:10:00 | Secondary Containment Technical Specification Not Met | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52437 | 15 December 2016 15:10:00 | Secondary Containment Momentary Low Pressure | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52434 | 15 December 2016 04:45:00 | Secondary Containment Momentary Low Pressure Due to High Winds | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52432 | 14 December 2016 05:00:00 | Secondary Containment Pressure Boundary Out of Specification | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52398 | 29 November 2016 02:05:00 | Secondary Containment Technical Specification Not Met | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52380 | 20 November 2016 02:50:00 | Secondary Containment Technical Specification Not Met | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52320 | 27 October 2016 03:00:00 | Secondary Containment Technical Specification Not Met | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52205 | 27 August 2016 19:00:00 | Secondary Containment Technical Specification Not Met | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52084 | 13 July 2016 23:55:00 | Secondary Containment Technical Specification Not Met | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52076 | 9 July 2016 00:05:00 | Secondary Containment Technical Specification Not Met | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 51440 | 2 October 2015 12:25:00 | Loose Safety Relief Valve Discharge Flange Bolts | 10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor
10 CFR 50.72(b)(3)(ii)(B), Unanalyzed Condition |
| ENS 50831 | 19 February 2015 08:04:00 | Secondary Containment Building Declared Inoperable Due to Ventilation System Trip | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 49801 | 6 February 2014 17:54:00 | Emergency Equipment Cooling Water in Manual Override Due to Human Performance Error | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 48123 | 21 July 2012 02:30:00 | Anticipatory Loss of Spds and Erds Due to Possible Loss of Integrated Plant Computer System During Troubleshooting | 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness |
| ENS 46874 | 22 May 2011 18:44:00 | Safe Shutdown Operability Concern Associated with Offsite Power Circuits | 10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor |
| ENS 45035 | 30 April 2009 14:39:00 | Hpci Declared Inoperable Due to Failure of Test Line Pressure Control Valve During Surveillance Test | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 44811 | 28 January 2009 12:30:00 | High Pressure Coolant Injection System Inoperable | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 42622 | 6 June 2006 20:00:00 | Failure to Meet Emergency Equipment Service Water Surveillance Requirement | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |