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Preliminary Notification (PN) Reports for 2013

… Failure PNO-IV-13-004A 12/10/2013 Entergy: Arkansas Nuclear One, Unit 2, Fire in Auxilary Transformer … 09/20/2013 FirstEnergy Nuclear Operating Company: Davis-Besse Nuclear Power Station: Davis-Besse Shield Building …

Preliminary Notification (PN) Reports for 2014

… 6 Leak - ( Update ) PNO-III-14-009A 10/27/2014 FirstEnergy Nuclear Operating Company (Perry Nuclear Power Plant): … 07/09/2014 FirstEnergy Nuclear Operating Company/Davis-Besse Nuclear Power Station: Unusual Event Due To Smoke …

Preliminary Notification (PN) Reports for 2010

… of Unusual Event (Update) PNO-I-10-006A 11/26/2010 Entergy Nuclear Operations, Inc.: Notification of Alert Declared Due … 06/29/2010 First Energy Nuclear Operating Company: Davis-Besse Start-Up Following Repairs of Control Rod Drive …

Preliminary Notification (PN) Reports for 2004

… Reactor Site PNO-III-04-015 11/15/2004 FirstEnergy Nuclear Operating Co./Perry Nuclear Power Plant: Inadvertent … of a Radiographer PNO-III-04-008 08/04/2004 FirstEnergy/Davis-Besse: Automatic Reactor Shutdown PNO-IV-04-020 08/02/2004 …

Preliminary Notification (PN) Reports for 2009

Unit 1 - 100 Percent Power PNO-I-09-007 12/21/2009 Dominion Nuclear Connecticut: Millstone Unit 3 Reactor Trip and … 06/29/2009 FirstEnergy Nuclear Operating Company, Davis-Besse: Transitory Alert Due to Electric Device Failure …

Preliminary Notification (PN) Reports for 2011

… December PNO-I-11-004A 12/16/2011 Constellation Energy Nuclear Group, LLC: Nine Mile Point Unit 2 Technical … 10/20/2011 FirstEnergy Nuclear Operating Company: Davis-Besse Shield Building Indications PNO-III-11-013A 10/20/2011

Preliminary Notification (PN) Reports for 2006

11/13/2006 Nebraska Public Power District/Cooper Nuclear Station:Small Fire and Notification of Unusual Event … Inc.: Agreement State Report PNO-III-06-002 01/23/2006 Davis-Besse: Security Event at Davis-Besse PNO-III-06-001A …

Preliminary Notification (PN) Reports for 2015

… Diesel Generator May PNO-I-15-002A 05/27/2015 Entergy Nuclear Operations, Inc.: ( Update ) – Indian Point Nuclear … 05/13/2015 FirstEnergy Nuclear Operating Co: Shutdown of Davis-Besse Due to Secondary Side Steam Line Rupture PNO-I-15-002 …