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| Entered date | Event description | |
|---|---|---|
| ENS 55893 | 11 May 2022 18:12:00 | The following information was provided by the licensee via email: A licensed operator had a confirmed positive for alcohol during a follow-up fitness-for-duty test. The employee's access to the plant is on hold in accordance with the licensee's fitness-for-duty policy. The licensee notified the NRC Resident Inspector. |
| ENS 50737 | 15 January 2015 12:28:00 | On January 15, 2015 a high energy line break door affecting both trains of safety related switchgear rooms was discovered not latching after passage. The boundary was not operable for approximately 19 minutes. The door has been repaired. Dominion is reporting that this condition could have prevented the fulfillment of the safety function to mitigate the consequences of an accident pursuant to 10 CFR 50.72(b)(3)(v)(D). The NRC Senior Resident Inspector has been notified. The State of Connecticut Department of Energy, and Environmental Protection and Waterford Dispatch were also notified. |
| ENS 50329 | 31 July 2014 11:08:00 | At 0825 EDT, Millstone Station Unit 2 removed the Stack High Range Radiation Monitor RM-8168 from service for planned maintenance. Maintenance was completed and operability was restored at 0937 EDT. The licensee informed both State and local agencies and the NRC Resident Inspector. |