ENS 47064
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ENS Event | |
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13:12 Jul 16, 2011 | |
Title | Unusual Event Declared Due to Entry Into Eal Hu4.1 |
Event Description | The licensee declared an Unusual Event at 0612 PDT due to entry into EAL HU4.1 for a security-related event. Contact the Headquarters Operations Officer for details.
The licensee notified State and local authorities and the NRC Resident Inspector.
The licensee exited the Unusual Event at 0950 PDT after verifying that the exit criteria for EAL HU4.1 had been met. Contact the Headquarters Operations Officer for details. The licensee notified State and local authorities and the NRC Resident Inspector. Notified NRR EO (Giitter), R4DO (Cain), IRD MOC (Morris), ILTAB (Allston), DHS SWO (Gates), and FEMA (Via).
After further investigation, the licensee determined that the declaration of the Unusual Event had been a conservative action not required by site procedures. Contact the Headquarters Operations Officer for details. The licensee notified the NRC Resident Inspector. Notified R4DO (Hagar), NRR EO (Thorp), and IRD MOC (Gott). |
Where | |
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San Onofre California (NRC Region 4) | |
Reporting | |
Emergency class: | Unusual Event |
10 CFR 50.72(a) (1) (i), Emergency Class Declaration | |
Time - Person (Reporting Time:+-4 h-0.167 days <br />-0.0238 weeks <br />-0.00548 months <br />) | |
Opened: | John Cochran 09:12 Jul 16, 2011 |
NRC Officer: | Charles Teal |
Last Updated: | Aug 3, 2011 |
47064 - NRC Website | |
Unit 2 | |
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Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
Unit 3 | |
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Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
WEEKMONTHYEARENS 499752014-03-29T04:10:00029 March 2014 04:10:00
[Table view]10 CFR 50.72(a)(1)(i), Emergency Class Declaration Discovery of After-The-Fact Emergency Condition -- Unusual Event Due to Seismic Event ENS 482322012-08-26T19:39:00026 August 2012 19:39:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Earthquake Felt Onsite ENS 478562012-04-20T19:49:00020 April 2012 19:49:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Electrical Panel Fire in Turbine Building ENS 474012011-11-01T21:50:0001 November 2011 21:50:00 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 an Ammonia Leak ENS 470642011-07-16T13:12:00016 July 2011 13:12:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Entry Into Eal Hu4.1 ENS 458102010-04-04T22:42:0004 April 2010 22:42:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Notification of Unusual Event - Earthquake Felt on Site ENS 455642009-12-12T09:26:00012 December 2009 09:26:00 10 CFR 50.72(b)(3)(v)(A), Loss of Safety Function - Shutdown the Reactor, 10 CFR 50.72(a)(1)(i), Emergency Class Declaration, 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown Unusual Event Declared Due to Both Emergency Diesel Generators Being Inoperable 2014-03-29T04:10:00 | |
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