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 Issue dateTitleTopic
05000458/LER-2017-00913 November 2017Potential Loss of Safety Function of Secondary Containment due to Unsecured Personnel Door
LER 17-009-00 for River Bend, Unit 1 Regarding Potential Loss of Safety Function of Secondary Containment due to Unsecured Personnel Door
05000483/LER-2017-00115 August 2017Violation of Technical Specification 3.7.9 Due to Ultimate Heat Sink (UHS) Cooling Tower Train Inoperability
LER 17-001-00 for Callaway, Unit 1, Regarding Violation of Technical Specification 3.7.9 Due to Ultimate Heat Sink (UHS) Cooling Tower Train Inoperability
Safe Shutdown
Ultimate heat sink
Mission time
05000286/LER-2017-0029 August 2017Manual Isolation of Chemical and Volume Control System Normal Letdown to Stop a Valve Leak Resulted in an Exceedance of Technical Specification 3.4.9 Condition A Limit for Pressurizer Level
LER 17-002-00 for Indian Point, Unit 3 re Manual Isolation of Chemical and Volume Control System Normal letdown to Stop a Valve Leak Resulted in an Exceedance of Technical Specification 3.4.9 Condition A Limit for Pressurizer Level
Safe Shutdown
05000336/LER-2016-00127 June 2016Turbine Driven Auxiliary Feedwater Putnp Room HELB Door Left Open
LER 16-001-00 for Millstone Power Station Unit 2 RE: Turbine Driven Auxiliary Feedwater Pump Room HELB Door Left Open
05000423/LER-2016-0038 June 2016Loss of Safety Function- Supplementary Leak Collection and Release System
LER 16-003-00 for Millstone Power Station, Unit 3, Regarding Loss of Safety Function-Supplementary Leak Collection and Release System