ENS 55099
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ENS Event | |
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13:00 Feb 9, 2021 | |
Title | Offsite Notification Due to an Inadvertent Actuation of Emergency Sirens |
Event Description | At approximately 0800 on February 9, 2021, thirty-one (31) H.B. Robinson Nuclear Plant Offsite Emergency Notification sirens in Darlington County, SC were inadvertently actuated. The Darlington County Emergency Services and South Carolina Emergency Management Division were promptly notified. The actuation lasted for three (3) minutes at full volume. The cause of the actuation is under investigation at this time.
Capability to notify the public was never degraded during the inadvertent actuation. All Emergency Notification sirens remain in service. This notification is being made in accordance with 10 CFR 50.72(b)(2)(xi), Offsite Notification, as a four (4) hour report. The NRC Resident Inspector has been notified. A local news agency did report about the alarms sounding and reported that there was no concern at the site. |
Where | |
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Robinson South Carolina (NRC Region 2) | |
Reporting | |
10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release | |
Time - Person (Reporting Time:+-2 h-0.0833 days <br />-0.0119 weeks <br />-0.00274 months <br />) | |
Opened: | Michael Smith 11:00 Feb 9, 2021 |
NRC Officer: | Joanna Bridge |
Last Updated: | Feb 9, 2021 |
55099 - NRC Website
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Unit 2 | |
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Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
WEEKMONTHYEARENS 550992021-02-09T13:00:0009 February 2021 13:00:00
[Table view]10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to an Inadvertent Actuation of Emergency Sirens ENS 494692013-10-23T18:05:00023 October 2013 18:05:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification of a Fatality Onsite ENS 494582013-10-21T22:00:00021 October 2013 22:00:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification Due to Release of Petroleum from an Unregulated Source ENS 475512011-12-23T21:20:00023 December 2011 21:20:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Alert Declared Due to Halon Discharge During Testing ENS 436882007-10-03T22:30:0003 October 2007 22:30:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification to South Carolina Osha Due to Non-Work Related Fatality Onsite ENS 410252004-09-08T09:56:0008 September 2004 09:56:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification - High Water Flow from Lake Robinson Due to Heavy Rain ENS 406882004-04-20T17:10:00020 April 2004 17:10:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release Offsite Notification - Non-Work Related Fatality 2021-02-09T13:00:00 | |
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