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Category:NRC Preliminary Notification of Event/Occurrence
MONTHYEARPNO-IV-13-004, A: Entergy, Update Arkansas Nuclear One, Unit 2, Fire in Auxiliary Transformer2013-12-10010 December 2013
PNO-IV-13-004A: Entergy, Update Arkansas Nuclear One, Unit 2, Fire in Auxiliary Transformer
ML13343A2452013-12-0909 December 2013
PNO-IV-13-004 Arkansas Nuclear One, Unit 2, Notification of Unusual Event
PNO-IV-13-002, C Update Arkansas Nuclear One, Unit 1, Return to Power Operation2013-08-0808 August 2013
PNO-IV-13-002C Update Arkansas Nuclear One, Unit 1, Return to Power Operation
ML13121A2732013-04-30030 April 2013
PNO-IV-13-002B Update: Arkansas Nuclear One Unit 2 Reactor Trip and Notification of Unusual Event
ML13099A2442013-04-0909 April 2013
PNO-IV-13-002A Update - Augmented Inspection Team Onsite at Arkansas Nuclear One
ML13092A0242013-04-0202 April 2013
PNO-IV-13-002 Arkansas Nuclear One, Unit 2, Notification of Unusual Event
PNO-IV-10-003, A: Update - Arkansas Nuclear One, Unit 2 Technical Specification Required Reactor Shutdown2010-09-0707 September 2010
PNO-IV-10-003A: Update - Arkansas Nuclear One, Unit 2 Technical Specification Required Reactor Shutdown
ML1023900442010-08-24024 August 2010
PNO-IV-10-003 Arkansas Nuclear One, Unit 2 Technical Specification Required Reactor Shutdown
PNO-IV-09-001, A, Entergy Operating, Inc., Arkansas Nuclear One - Unit 1, Trip and Fire Associated with Main Generator2009-02-10010 February 2009
PNO-IV-09-001A, Entergy Operating, Inc., Arkansas Nuclear One - Unit 1, Trip and Fire Associated with Main Generator
ML0904005792009-02-0909 February 2009
PNO-IV-09-001 - Entergy Operating, Inc., Arkansas, Unit 1 Trip and Fire Associated with Main Generator
PNO-IV-07-009, Entergy Operations, Inc., Arkansas Nuclear One, Alert at Arkansas Nuclear One, Unit 2, 10/24/20072007-10-24024 October 2007
PNO-IV-07-009 - Entergy Operations, Inc., Arkansas Nuclear One, Alert at Arkansas Nuclear One, Unit 2, 10/24/2007
PNO-IV-06-013, A: UPDATE- Termination of Alert at Arkansas Nuclear One, Unit 22006-10-31031 October 2006
PNO-IV-06-013A: UPDATE- Termination of Alert at Arkansas Nuclear One, Unit 2
ML0630305612006-10-30030 October 2006
PNO-IV-06-013 Entergy Operations, Inc., Arkansas Nuclear One, Unit 2, Alert at Arkansas Nuclear One, Unit 2, 10/30/2006
PNO-IV-02-068, Inadvertent Actuation of Emergency Sirens in Vicinity of ANO2002-11-14014 November 2002
PNO-IV-02-068: Inadvertent Actuation of Emergency Sirens in Vicinity of ANO
2013-08-08
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October 24, 2007 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE -- PNO-IV-07-009 This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance. The information is as initially received without verification or evaluation, and is basically all that is known by the Region IV, Arlington, Texas, staff on this date.
Facility Entergy Operations, Inc. Arkansas Nuclear One 1448 S. R. 333 Russellville, AR 72801 Dockets: 50-368 Licenses: NPF-6 Licensee Emergency Classification Notification of Unusual Event X Alert Site Area Emergency General Emergency Not Applicable
SUBJECT:
ALERT AT ARKANSAS NUCLEAR ONE UNIT 2 DESCRIPTION: At 11:05 p.m., (CDT), on October 23, 2007, Entergy Operations declared an Alert at Arkansas Nuclear One - Unit 2 following a brief fire in an electrical panel resulting in the loss of a division of safety equipment. The redundant division of safety equipment was not affected by the event. The licensee reported that the fire had immediately extinguished itself once electrical power was isolated to the affected panel. Both units were operating at 100 percent power at the time of the event and remain at full power.
The licensee exited the Alert at 1:33 a.m. (CDT) on October 24, 2007. The licensee is investigating the cause of the fire and performing repairs prior to restoring power to the affected systems.
The NRC resident inspector responded to the site and monitored licensee actions in response to the event. The NRC will conduct inspections to evaluate this event and licensee corrective actions.
The state of Arkansas has been notified. This information has been discussed with the licensee and is current as of 10:30 a.m. (CDT) on October 24, 2007. There has been limited media interest in this event.
This preliminary notification is issued for information only.
ADAMS ACCESSION NUMBER: ML072970431
CONTACTS: Geoff Miller Victor Dricks 972-989-2529 817-860-8128 gbm@nrc.gov vld@nrc.gov
