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List of results

• 05000410/LER-1917-002, Regarding Secondary Containment Inoperable Due to Wind Conditions  + (Regarding Secondary Containment Inoperable Due to Wind Conditions)
• 05000219/LER-2013-003, Regarding Secondary Containment Integrity Momentarily Declared Inoperable  + (Regarding Secondary Containment Integrity Momentarily Declared Inoperable)
• 05000254/LER-2017-001, Regarding Secondary Containment Interlock Doors Opened Simultaneously  + (Regarding Secondary Containment Interlock Doors Opened Simultaneously)
• 05000325/LER-2014-002, Regarding Secondary Containment Isolation Dampers Inoperable During Operations with Potential to Drain the Reactor Vessel  + (Regarding Secondary Containment Isolation Dampers Inoperable During Operations with Potential to Drain the Reactor Vessel)
• 05000325/LER-2014-003, Regarding Secondary Containment Loss of Safety Function Due to Airlock Door Interlock Design  + (Regarding Secondary Containment Loss of Safety Function Due to Airlock Door Interlock Design)
• 05000324/LER-2014-001, Regarding Secondary Containment Loss of Safety Function Due to Airlock Door Interlock Design  + (Regarding Secondary Containment Loss of Safety Function Due to Airlock Door Interlock Design)
• 05000324/LER-2014-002, Regarding Secondary Containment Loss of Safety Function Due to Opening in Reactor Building Roof Drain Piping  + (Regarding Secondary Containment Loss of Safety Function Due to Opening in Reactor Building Roof Drain Piping)
• 05000397/LER-2011-004, Regarding Secondary Containment Low Differential Pressure Due to Ice Buildup  + (Regarding Secondary Containment Low Differential Pressure Due to Ice Buildup)
• 05000397/LER-2014-001, Regarding Secondary Containment Pressure Exceeded  + (Regarding Secondary Containment Pressure Exceeded)
• 05000397/LER-2012-003, Regarding Secondary Containment Pressure Exceeded During Plant Maintenance  + (Regarding Secondary Containment Pressure Exceeded During Plant Maintenance)
• 05000397/LER-2013-007, Regarding Secondary Containment Pressure Exceeded During Severe Weather Conditions  + (Regarding Secondary Containment Pressure Exceeded During Severe Weather Conditions)
• 05000341/LER-2016-015, Regarding Secondary Containment Pressure Exceeded Technical Specification During Reactor Building HVAC Restart Due to High Winds  + (Regarding Secondary Containment Pressure Exceeded Technical Specification During Reactor Building HVAC Restart Due to High Winds)
• 05000341/LER-2016-017, Regarding Secondary Containment Pressure Exceeded Technical Specification During Reactor Building HVAC Restart Due to High Winds  + (Regarding Secondary Containment Pressure Exceeded Technical Specification During Reactor Building HVAC Restart Due to High Winds)
• 05000341/LER-2016-016, Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather  + (Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather)
• 05000341/LER-2016-013, Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather  + (Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather)
• 05000341/LER-2016-014, Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather  + (Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather)
• 05000341/LER-2016-007, Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather  + (Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather)
• 05000341/LER-2016-004, Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather  + (Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Adverse Weather)
• 05000341/LER-2016-005, Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Reactor Building HVAC Restart During High Winds  + (Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Reactor Building HVAC Restart During High Winds)
• 05000341/LER-2018-001, Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Reactor Building HVAC System Manipulation  + (Regarding Secondary Containment Pressure Exceeded Technical Specification Due to Reactor Building HVAC System Manipulation)
• 05000293/LER-1917-004, Regarding Secondary Containment Testing Led to Loss of Safety Function to Both Trains of Standby Gas Treatment System  + (Regarding Secondary Containment Testing Led to Loss of Safety Function to Both Trains of Standby Gas Treatment System)
• 05000333/LER-2014-002, Regarding Secondary Containment Vacuum Below Technical Specification Limit  + (Regarding Secondary Containment Vacuum Below Technical Specification Limit)
• 05000341/LER-2008-002, Regarding Secondary Containment to Suppression Chamber Vacuum Breaker Functionality  + (Regarding Secondary Containment to Suppression Chamber Vacuum Breaker Functionality)
• 05000395/LER-2013-006, Regarding Securing Control Room Ventilation Emergency Recirculation While Associated Radiation Monitor Was Out of Service  + (Regarding Securing Control Room Ventilation Emergency Recirculation While Associated Radiation Monitor Was Out of Service)
• ML020870185  + (Regarding Security Clearances)

• 05000348/LER-2006-001, Regarding Security Computer Access Control Software Deficiency  + (Regarding Security Computer Access Control Software Deficiency)

• 05000483/LER-2014-001, Regarding Security Measure Suspended Per Callaway Plant Security Plan. Letter Through Page 1 of 4 of 366A Form  + (Regarding Security Measure Suspended Per Callaway Plant Security Plan. Letter Through Page 1 of 4 of 366A Form)
• 05000247/LER-2002-004, Regarding Security Weapon Stored in a Locked Safe in Owner Controlled Area Discovered Missing During Pre Assignment Review  + (Regarding Security Weapon Stored in a Locked Safe in Owner Controlled Area Discovered Missing During Pre Assignment Review)
• 05000289/LER-2015-001, Regarding Seismically Qualified Bwst Aligned to Non-Seismic Piping  + (Regarding Seismically Qualified Bwst Aligned to Non-Seismic Piping)
• 05000424/LER-2012-001, Regarding Seismically Qualified RWST Aligned to Non-Seismic Piping  + (Regarding Seismically Qualified RWST Aligned to Non-Seismic Piping)
• 05000335/LER-2012-004, Regarding Seismically Qualified Refueling Water Tank Aligned to Non-Seismic Piping  + (Regarding Seismically Qualified Refueling Water Tank Aligned to Non-Seismic Piping)
• 05000265/LER-2003-002, Regarding Self-Actuation of Main Steam Relief Valve Due to Excessive Leakage Through Pilot Valve Seat  + (Regarding Self-Actuation of Main Steam Relief Valve Due to Excessive Leakage Through Pilot Valve Seat)
• 05000321/LER-2008-003, Regarding Sensed Low EHC Pressure Causes Turbine Trip Resulting in a Reactor Scram  + (Regarding Sensed Low EHC Pressure Causes Turbine Trip Resulting in a Reactor Scram)
• 05000443/LER-2012-005, Regarding Service Water Cooling Tower Low Water Level  + (Regarding Service Water Cooling Tower Low Water Level)
• 05000364/LER-2009-001, Regarding Service Water Pump Seismic Supports Degraded  + (Regarding Service Water Pump Seismic Supports Degraded)
• 05000255/LER-2011-005, Regarding Service Water Pump Shaft Coupling Failure  + (Regarding Service Water Pump Shaft Coupling Failure)
• 05000457/LER-2003-005, Regarding Setpoint Drift Causes Three of Three Pressurizer Safety Valve Lift Tests to Exceed Technical Specification Tolerance  + (Regarding Setpoint Drift Causes Three of Three Pressurizer Safety Valve Lift Tests to Exceed Technical Specification Tolerance)
• 05000325/LER-2014-005, Regarding Setpoint Drift in Main Steam Line Safety/Relief Valves Results in Two Valves Inoperable  + (Regarding Setpoint Drift in Main Steam Line Safety/Relief Valves Results in Two Valves Inoperable)
• 05000324/LER-1917-003, Regarding Setpoint Drift in Main Steam Line Safety/Relief Valves Results in Three Valves Inoperable,  + (Regarding Setpoint Drift in Main Steam Line Safety/Relief Valves Results in Three Valves Inoperable,)
• 05000390/LER-2018-002, Regarding Shield Building Inoperability Due to Annulus Vacuum Transient  + (Regarding Shield Building Inoperability Due to Annulus Vacuum Transient)
• 05000390/LER-1917-008, Regarding Shield Building Inoperability and Potential Loss of Safety Function Resulting from Spurious Equipment Operation  + (Regarding Shield Building Inoperability and Potential Loss of Safety Function Resulting from Spurious Equipment Operation)
• 05000306/LER-2011-001, Regarding Shield Building Inoperable Due to Maintenance Activity  + (Regarding Shield Building Inoperable Due to Maintenance Activity)
• 05000255/LER-2007-004, Regarding Shutdown Cooling Train Inoperable  + (Regarding Shutdown Cooling Train Inoperable)
• 05000389/LER-2014-002, Regarding Shutdown Due to Spurious Closure of Main Feed Isolation Valve (Mfiv)  + (Regarding Shutdown Due to Spurious Closure of Main Feed Isolation Valve (Mfiv))
• 05000389/LER-2015-001, Regarding Shutdown Due to Through Wall Crack and Leak in the 2B2 Safety Injection Tank Discharge Pipe  + (Regarding Shutdown Due to Through Wall Crack and Leak in the 2B2 Safety Injection Tank Discharge Pipe)
• 05000280/LER-1917-001, Regarding Shutdown Due to an Unisolable Leak in Reactor Coolant Pressure Boundary  + (Regarding Shutdown Due to an Unisolable Leak in Reactor Coolant Pressure Boundary)
• 05000272/LER-2003-003, Regarding Shutdown Required by Technical Specification 3.0.3  + (Regarding Shutdown Required by Technical Specification 3.0.3)
• 05000499/LER-2005-001, Regarding Shutdown of STP Unit 2 Due to Reactor Coolant System Pressure Boundary Leak  + (Regarding Shutdown of STP Unit 2 Due to Reactor Coolant System Pressure Boundary Leak)
• 05000369/LER-2011-001, Regarding Shutdown of Two Units Due to Entry Into LCO 3.0.3 Caused by the Inoperability of All Four Trains of the Nuclear Service Water System Due to Strainer Macro-Fouling  + (Regarding Shutdown of Two Units Due to Entry Into LCO 3.0.3 Caused by the Inoperability of All Four Trains of the Nuclear Service Water System Due to Strainer Macro-Fouling)
• 05000498/LER-2006-002, Regarding Simultaneous Inoperability of Two Essential Chilled Water Trains  + (Regarding Simultaneous Inoperability of Two Essential Chilled Water Trains)
• 05000293/LER-1917-011, Regarding Simultaneously Opened Reactor Building Airlock Doors Caused Loss of Secondary Containment  + (Regarding Simultaneously Opened Reactor Building Airlock Doors Caused Loss of Secondary Containment)