ENS 44603
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ENS Event | |
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16:06 Oct 27, 2008 | |
Title | Alert Declared Due to Oxygen Deficient Atmosphere in a Vital Area |
Event Description | At 1206 on 27 October 2008 PPL Susquehanna, LLC, declared an Alert (classification OA7) for an oxygen deficient atmosphere for a room in the Unit 2 Reactor Building. The oxygen deficient atmosphere occurred in the Unit 2 RHR Division 2 Pump Room during maintenance activities. Personnel evacuated this room. Activation of the Emergency plan is reportable under 10CFR50.72(a)(3).
The licensee made all notifications as required to state and local responders. The licensee notified the NRC Resident Inspector.
The ALERT was terminated at 1726 EDT based upon re-establishment of a suitable atmosphere. The licensee notified the State, local agencies, and the NRC Resident Inspector. R1DO(Cobey), NRR EO(Giitter), and IRD(McDermott) notified. Notifications to DHS, FEMA, DOE, USDA, HHS were also made by the NRC Operations Center. |
Where | |
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Susquehanna ![]() Pennsylvania (NRC Region 1) | |
Reporting | |
Emergency class: | Alert |
10 CFR 50.72(a) (1) (i), Emergency Class Declaration | |
Time - Person (Reporting Time:+-3.22 h-0.134 days <br />-0.0192 weeks <br />-0.00441 months <br />) | |
Opened: | Curt Markley 12:53 Oct 27, 2008 |
NRC Officer: | Jason Kozal |
Last Updated: | Oct 27, 2008 |
44603 - NRC Website
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Unit 2 | |
---|---|
Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
WEEKMONTHYEARENS 493442013-09-15T15:23:00015 September 2013 15:23:00
[Table view]10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared at Susquehanna Unit 2 Due to Flooding in a Rhr Pump Room ENS 471862011-08-23T18:05:00023 August 2011 18:05:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Notification of an Unusual Event Due to a Seismic Event ENS 461642010-08-10T13:11:00010 August 2010 13:11:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Alert Declared Due to Freon-12 Leak in Reactor Building Chiller ENS 446032008-10-27T16:06:00027 October 2008 16:06:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Alert Declared Due to Oxygen Deficient Atmosphere in a Vital Area ENS 423792006-03-02T02:27:0002 March 2006 02:27:00 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 in Security Control Center ENS 414622005-03-04T20:10:0004 March 2005 20:10:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared ENS 407112004-04-28T17:07:00028 April 2004 17:07:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Decleared Due to an Electrical Failure in a Non-Vital Load Center Located in the Unit 2 Reactor Building 2013-09-15T15:23:00 | |
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