ENS 46551
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ENS Event | |
|---|---|
07:32 Jan 19, 2011 | |
| Title | Notification of Unusual Event Due to a Fire and Explosions in the Protected Area |
| Event Description | An electrical fire and explosions were reported near the Containment Access Facility construction area. An Unusual Event was declared based on HU4. Temporary electrical power at service disconnect DSLM3-3 was isolated. The fire was out at 0243 EST. The fire was extinguished using dry chemical. The fire was reported at 0232 EST on 1/19/11. The cause of the fire has not been determined at this time.
The fire and explosions were initially reported by site security personnel. The licensee declared the NOUE at 0243 EST based on criteria HU4. The licensee initially called for offsite assistance in putting out the fire, however, the fire was extinguished by plant personnel and the offsite assistance was turned back. The licensee posted a reflash watch. The fire reportedly involved temporary cables and possibly a transformer supplying power to the construction area which is located inside the protected area outside the auxiliary building. The licensee notified the NRC Resident Inspector.
The licensee terminated the Notification of Unusual Event at 0358 EST. No additional information is available at this time. Notified R3DO (Bloomer), NRR EO (Skeen), IRD (Gott), DHS (Stringfield), and FEMA (Casto). |
| Where | |
|---|---|
Davis Besse  Ohio (NRC Region 3) | |
| Reporting | |
| Emergency class: | Unusual Event |
| 10 CFR 50.72(a) (1) (i), Emergency Class Declaration | |
| Time - Person (Reporting Time:+-4.37 h-0.182 days <br />-0.026 weeks <br />-0.00599 months <br />) | |
| Opened: | Tom Phillips 03:10 Jan 19, 2011 |
| NRC Officer: | Donald Norwood |
| Last Updated: | Jan 19, 2011 |
| 46551 - NRC Website
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Unit 1 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (100 %) |
WEEKMONTHYEARENS 514832015-10-21T00:24:00021 October 2015 00:24:00
[Table view]10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Due to Suspicious Vehicle in Owner Controlled Area ENS 510612015-05-09T22:55:0009 May 2015 22:55:00 10 CFR 50.72(b)(2)(iv)(B), RPS System Actuation, 10 CFR 50.72(a)(1)(i), Emergency Class Declaration, 10 CFR 50.72(b)(3)(iv)(A), System Actuation Unusual Event Declared Due to Steam Leak in the Turbine Building ENS 502632014-07-08T13:25:0008 July 2014 13:25:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Due to Smoke Alarm Inside Containment ENS 474432011-11-16T07:22:00016 November 2011 07:22:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Alert Due to Fire in Electrical Bus Affecting Safety Related Equipment ENS 465512011-01-19T07:32:00019 January 2011 07:32:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Notification of Unusual Event Due to a Fire and Explosions in the Protected Area ENS 451622009-06-25T04:49:00025 June 2009 04:49:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Discovery of an After-The-Fact Alert Due to Catastrophic Failure of Ccpd ENS 400702003-08-14T20:10:00014 August 2003 20:10:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to a Loss of Offsite Power. 2015-05-09T22:55:00 | |
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