ENS 56494
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ENS Event | |
|---|---|
05:00 Apr 30, 2023 | |
| Title | Primary Containment Integrity Degraded |
| Event Description | The following information was provided by the licensee via email:
At 0100 EDT on 04/30/23, it was determined that the primary containment integrity did not meet [Technical Specification] TS 4.6.1.1.d requirement, suppression chamber in compliance with TS 3.6.2.1 due to the inability to establish test conditions for the bypass leakage test in accordance with TS 4.6.2.1.f. This event is being reported as an eight-hour, non-emergency notification per 10 CFR 50.72(b)(3)(v)(D) & 10 CFR 50.72(b)(3)(ii)(A). There was no impact on the health and safety of the public or plant personnel. The NRC Resident Inspector has been notified. |
| Where | |
|---|---|
Hope Creek  New Jersey (NRC Region 1) | |
| Reporting | |
| 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)(A), Seriously Degraded | |
| Time - Person (Reporting Time:+-2.5 h-0.104 days <br />-0.0149 weeks <br />-0.00342 months <br />) | |
| Opened: | Christopher Furst 02:30 Apr 30, 2023 |
| NRC Officer: | Karen Cotton-Gross |
| Last Updated: | Apr 30, 2023 |
| 56494 - NRC Website
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Unit 1 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (100 %) |
Hope Creek with 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)(A), Seriously Degraded | |
WEEKMONTHYEARENS 571032024-05-03T08:11:0003 May 2024 08:11:00
[Table view]10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded Primary Containment Degraded ENS 564942023-04-30T05:00:00030 April 2023 05:00:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded Primary Containment Integrity Degraded ENS 536252018-09-26T04:00:00026 September 2018 04:00:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Core Injection (Hpci) System Inoperable ENS 521592016-08-07T05:01:0007 August 2016 05:01:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Coolant Injection System Declared Inoperable ENS 499092014-03-13T10:31:00013 March 2014 10:31:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Standby Liquid Control System Sample Concentration Outside Technical Specification Limits ENS 496712013-12-20T18:03:00020 December 2013 18:03:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Both Control Room Air Conditioning Subsystems Inoperable ENS 491102013-06-13T06:52:00013 June 2013 06:52:00 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded Discovery of Pressure Boundary Leakage ENS 488972013-04-08T15:15:0008 April 2013 15:15:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Hpci Declared Inoperable During Surveillance Testing ENS 482742012-09-04T04:00:0004 September 2012 04:00:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Coolant Injection Declared Inoperable ENS 477452012-03-15T00:34:00015 March 2012 00:34:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Hpci Inoperable Due to Failure of Turbine Governor Valve ENS 475852012-01-12T03:15:00012 January 2012 03:15:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Coolant Injection System Declared Inoperable ENS 445412008-10-05T08:31:0005 October 2008 08:31:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Coolant Injection (Hpci) System Inoperable ENS 442632008-06-04T06:57:0004 June 2008 06:57:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Coolant Injection System Declared Inoperable ENS 441542008-04-22T12:41:00022 April 2008 12:41:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Loss of Safety Function Due to Blown Fuse ENS 439202008-01-19T16:52:00019 January 2008 16:52:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident 'A' and 'B' Recirculation Pump Motor Generator Overspeed Stops Found Set High (Non-Conservative) During Surveillance Testing ENS 437792007-11-11T21:39:00011 November 2007 21:39:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Hpci Inoperable Due to Valve Failure During Quarterly Surveillance ENS 435372007-07-31T04:51:00031 July 2007 04:51:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Coolant Injection System Declared Inoperable ENS 424222006-03-14T21:59:00014 March 2006 21:59:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Loss of Control Room Emergency Filtration ENS 419952005-09-15T01:38:00015 September 2005 01:38:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Coolant Injection System Failed Surveillance Testing ENS 418522005-07-19T07:45:00019 July 2005 07:45:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident High Pressure Coolant Injection System Inoperable ENS 415362005-03-28T15:35:00028 March 2005 15:35:00 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded Rcs Through Wall Leakage Identified at Welded Piping Junction ENS 408762004-07-16T14:00:00016 July 2004 14:00:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Technical Specification Shutdown/Loss of Single Safety Function ENS 406482004-04-06T00:30:0006 April 2004 00:30:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Offsite Electrical Power Sources and 1E 4Kv Distribution Buses Inoperable ENS 405392004-02-23T06:52:00023 February 2004 06:52:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Technical Specification Required Shutdown Started Due to Grass Intrusion ENS 402252003-10-05T07:00:0005 October 2003 07:00:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Inoperable Trains of Control Room Emergency Filtration at Hope Creek ENS 401072003-08-27T13:24:00027 August 2003 13:24:00 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident Control Room Access Door Latch Was Determiend to Be Not Fully Engaging. 2024-05-03T08:11:00 | |
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