ENS Event | |
|---|---|
07:59 Mar 2, 2026 | |
| Title | Degraded Condition - Primary Containment |
| Event Description | The following information was provided by the licensee via phone and email:
At 0259 EST, on 03/02/2026, during a refueling outage at zero percent power while performing local leak rate testing on the reactor core isolation cooling (RCIC) isolation valves, which are part of the containment boundary, it was determined that the Unit 1 primary containment leakage rate did not meet 10 CFR 50 Appendix J requirements specified in technical specification 5.5.12. This event is being reported as an eight-hour, non-emergency notification per 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 | |
|---|---|
Brunswick  North Carolina (NRC Region 2) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded | |
| Time - Person (Reporting Time:+-0.3 h-0.0125 days <br />-0.00179 weeks <br />-4.1094e-4 months <br />) | |
| Opened: | Sabrina Salazar 07:41 Mar 2, 2026 |
| NRC Officer: | Kerby Scales |
| Last Updated: | Mar 2, 2026 |
| 58181 - NRC Website
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WEEKMONTHYEARENS 581812026-03-02T07:59:0002 March 2026 07:59:00
[Table view]10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded Degraded Condition - Primary Containment ENS 569742024-02-17T13:37:00017 February 2024 13:37:00 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded Primary Containment Degraded ENS 441022008-03-27T20:45:00027 March 2008 20:45:00 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded Unacceptable Flaw Found in Rpv Cap to Pipe Weld 2026-03-02T07:59:00 | |