WEEKMONTHYEARENS 579942025-10-21T11:10:00021 October 2025 11:10:00
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident
Both Trains of Control Room Emergency Ventilation System Inoperable
ENS 565202023-05-16T16:27:00016 May 2023 16:27:00
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
Emergency Exhaust Inoperable
ENS 526662017-04-05T19:00:0005 April 2017 19:00:00
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, 10 CFR 50.72(b)(3)(ii)(B), Unanalyzed Condition
Unanalyzed Condition for Both Edg Transfer Line Connections
ENS 507722015-01-28T11:35:00028 January 2015 11:35:00
10 CFR 50.72(b)(3)(v)(B), Loss of Safety Function - Remove Residual Heat
Residual Heat Removal Capability Affected by Valve Clearance
ENS 507442015-01-19T17:00:00019 January 2015 17:00:00
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident
Missile Door Misaligned Results in a Reduction in Accident Mitigation
ENS 481742012-08-09T23:45:0009 August 2012 23:45:00
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
Control Building A/C Unit May Not Perform Design Function on Loss of Redundant A/C Unit
ENS 475902012-01-13T20:03:00013 January 2012 20:03:00
10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor, 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation, 10 CFR 50.72(a)(1)(i), Emergency Class Declaration, 10 CFR 50.72(b)(3)(iv)(A), System Actuation
Notification of Unusual Event and Reactor Trip Due to Loss of Offsite Power
ENS 470762011-07-20T18:15:00020 July 2011 18:15:00
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
Fire Protection Program Concern
ENS 469092011-06-01T18:15:0001 June 2011 18:15:00
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)(ii)(B), Unanalyzed Condition
Both Trains of Component Cooling Water Declared Inoperable Due to Voiding
ENS 466852011-03-19T09:04:00019 March 2011 09:04:00
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.72(b)(3)(iv)(A), System Actuation, 10 CFR 50.72(b)(2)(iv)(A), System Actuation - ECCS Discharge
Safety Injection Discharge to the Reactor
ENS 461362010-07-28T19:22:00028 July 2010 19:22:00
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)(ii)(B), Unanalyzed Condition
Three Auxiliary Feedwater (Afw) Trains Declared Inoperable
ENS 441982008-05-09T19:20:0009 May 2008 19:20:00
10 CFR 50.72(b)(3)(v)(B), Loss of Safety Function - Remove Residual Heat
Both Trains of Rhr Declared Inoperable
ENS 441652008-04-25T07:56:00025 April 2008 07:56:00
10 CFR 50.72(b)(3)(v)(B), Loss of Safety Function - Remove Residual Heat
Both Emergency Diesel Generators Declared Inoperable
ENS 438922008-01-11T00:12:00011 January 2008 00:12:00
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
Voiding Discovered in High Head and Intermediate Head Si Common Suction
ENS 425102006-04-19T14:00:00019 April 2006 14:00:00
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident
Non-Conservative Cold Overpressure Limit Curves Discovered During Engineering Review
ENS 423272006-02-10T17:00:00010 February 2006 17:00:00
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
Potential for Loss of Safe Shutdown Capability
ENS 420292005-09-30T14:45:00030 September 2005 14:45:00
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)(ii)(B), Unanalyzed Condition
Potential Vulnerabilities Discovered During Design Basis Fire Review
ENS 420042005-09-21T03:40:00021 September 2005 03:40:00
10 CFR 50.72(b)(3)(v)(B), Loss of Safety Function - Remove Residual Heat, 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown
Technical Specification Required Shutdown Commenced Due to Inoperability of Residual Heat Removal Containment Sump Isolation Valves
ENS 405962004-03-17T20:57:00017 March 2004 20:57:00
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
Switchgear Rooms Flooding Analysis Concerns
2025-10-21T11:10:00
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