| ENS 56409 | 14 March 2023 14:00:00 | High Pressure Core Injection Inoperable | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 52552 | 15 February 2017 18:37:00 | Loss of Secondary Containment Differential Pressure | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 52266 | 27 September 2016 20:44:00 | Secondary Containment Leakage Exceeding Requirements | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 51355 | 27 August 2015 17:47:00 | Brief Loss of Secondary Containment Due to Both Airlock Doors Open Simultaneously | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 49613 | 6 December 2013 17:48:00 | 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 49531 | 13 November 2013 07:26:00 | Secondary Containment Zone II Differential Pressure Lost During Recovery from Ventilation Drawdown Test | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 48811 | 7 March 2013 06:35:00 | 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 48525 | 20 November 2012 11:45:00 | Condition That Could Have Prevented Automatic Isolation of Reactor Water Cleanup System | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 48293 | 10 September 2012 14:25:00 | Both Units Entered Technical Specification 3.0.3 Due to Inoperable Control Structure Chillers | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 47844 | 17 April 2012 19:40:00 | Unit 2 Secondary Containment Affected by Violation of Unit 1 Secondary Containment Integrity During Outage | 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 47814 | 7 April 2012 17:54:00 | Transport of Potentially Contaminated Worker | 10 CFR 50.72(b)(3)(xii), Transport of a Contaminated Person Offsite |
| ENS 46925 | 4 June 2011 20:14:00 | Both Control Structure Chillers Out of Service | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 46268 | 22 September 2010 12:30:00 | High Pressure Coolant Injection System Inoperable Due to a Minor Lube Oil Leak | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 45073 | 16 May 2009 22:01:00 | Failure of High Pressure Coolant Injection Steam Supply Valve to Close During Test | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 44503 | 18 September 2008 22:48:00 | Hpci Inoperable Due to Missing Insulation | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 41390 | 9 February 2005 14:20:00 | Both Trains of the Control Structure Emergency Outside Air Supply System Inoperable | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 40646 | 5 April 2004 15:40:00 | Loss of Safety Function for Emergency Diesel Generators During Surveillance Testing | 10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor
10 CFR 50.72(b)(3)(v)(B), Loss of Safety Function - Remove Residual Heat
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident
10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material |
| ENS 40642 | 5 April 2004 05:30:00 | Loss of Safety Function for Emergency Diesel Generators During Surveillance Testing | 10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor |
| ENS 40272 | 23 October 2003 20:40:00 | Nonemergency Notification Due to Failure to Maintain Control Structure Habitability Envelope | 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |
| ENS 40134 | 5 September 2003 13:33:00 | High Pressure Coolant Injection (Hpci) Declared Inoperable. | 10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident |