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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 31, 2006PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE -- PNO-IV-06-013AThis preliminary notification constitutes EARLY notice of events of POSSIBLE safety or publicinterest 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. FacilityEntergy Operations, Inc.Arkansas Nuclear One 1448 S.R. 333 Russellville, AR 728801-0967
Docket: 50-313 50-368 Licenses: DPR-51 NPF-6Licensee Emergency Classification Notification of Unusual Event Alert Site Area Emergency General Emergency X Not Applicable
SUBJECT:
UPDATE - TERMINATION OF ALERT AT ARKANSAS NUCLEAR ONE, UNIT 2DESCRIPTION: The Alert declared at 1:04 p.m. (CT), October 30, 2006, at Arkansas NuclearOne Unit 2 was terminated at 8:00 p.m.(CT) after Entergy Operations Inc. officials verified that the fire was extinguished, the original conditions for the ALERT no longer existed. The Alert was declared because of a fire in an electrical panel resulting in the loss of some safety equipment, including one train of emergency feedwater. Region IV deactivated its Incident Response Center and exited the Monitoring Mode at 8:30 p.m. (CT).The licensee commenced a Technical Specification required shutdown at 7:25 p.m. (CT)because it was unable to timely restore power to the affected safety equipment. The plant was taken off-line at 9:34 p.m. (CT) without incident.NRC resident inspectors will continue to follow the licensee's root cause evaluation of the fireand monitor licensee equipment restoration activities.State and local officials were notified of the Alert termination. The licensee issued a pressrelease. This information has been discussed with licensee management and is current as of 1:00 p.m. (CT) on October 31, 2006.This preliminary notification is issued for information only and no further action by the staff isanticipated. ADAMS ACCESSION NUMBER: ML063040611 CONTACTS:Zachary Dunham Victor L. Dricks817-860-8147817-860-8128 zkd@nrc.govvld@nrc.gov