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List of results

• 05000424/LER-1917-002, Regarding Wiring Error Results in Automatic Actuation of a Safety System  + (Regarding Wiring Error Results in Automatic Actuation of a Safety System)
• 05000362/LER-2011-003, Regarding Wiring Error in Charging Pump Motor Circuitry Results in Loss of Fire Isolation Capability  + (Regarding Wiring Error in Charging Pump Motor Circuitry Results in Loss of Fire Isolation Capability)
• 05000321/LER-2009-003, Regarding Work Activities on the Main Turbine Cause as Unexpected Turbine Reset Resulting in a Group 1 Isolation  + (Regarding Work Activities on the Main Turbine Cause as Unexpected Turbine Reset Resulting in a Group 1 Isolation)
• 05000382/LER-2010-003, Regarding Worn Fuel Oil Line on a Train Emergency Diesel Generator Caused by Inadequate Mounting Clamp  + (Regarding Worn Fuel Oil Line on a Train Emergency Diesel Generator Caused by Inadequate Mounting Clamp)
• 05000219/LER-2005-001, Regarding a Control Rod Drive Pump Was Returned to Service Prior to Correcting the Cause of Failure Resulting in a Technical Specification Violation  + (Regarding a Control Rod Drive Pump Was Returned to Service Prior to Correcting the Cause of Failure Resulting in a Technical Specification Violation)
• 05000387/LER-2015-014-01, Regarding a Control Structure Chiller Discovered Inoperable Beyond Technical Specification Limit Due to Refrigerant Overcharge  + (Regarding a Control Structure Chiller Discovered Inoperable Beyond Technical Specification Limit Due to Refrigerant Overcharge)
• 05000387/LER-2015-014, Regarding a Control Structure Chiller Discovered Inoperable Beyond Technical Specification Limit Due to Refrigerant Overcharge  + (Regarding a Control Structure Chiller Discovered Inoperable Beyond Technical Specification Limit Due to Refrigerant Overcharge)
• 05000237/LER-1976-016, Regarding a Discovery of a Through-Wall Crack in the 14-Inch HPCI Sensitized Stainless Steel Safe-End  + (Regarding a Discovery of a Through-Wall Crack in the 14-Inch HPCI Sensitized Stainless Steel Safe-End)
• 05000249/LER-1977-038, Regarding a Discovery of the Breaker for the Diesel Generator Cooling Water Pump Tripped  + (Regarding a Discovery of the Breaker for the Diesel Generator Cooling Water Pump Tripped)
• 05000244/LER-2014-003, Regarding a Emergency Diesel Generator Output Breaker Fails to Close During Routine Surveillance Testing, Resulting in a Condition Prohibited by Technical Specifications and a Potential Inability to  + (Regarding a Emergency Diesel Generator Output Breaker Fails to Close During Routine Surveillance Testing, Resulting in a Condition Prohibited by Technical Specifications and a Potential Inability to)
• 05000400/LER-2016-002, Regarding a Essential Services Chilled Water Chiller Trip Due to Oil Leak from Failed Tube Fitting  + (Regarding a Essential Services Chilled Water Chiller Trip Due to Oil Leak from Failed Tube Fitting)
• 05000249/LER-1977-036, Regarding a Failure of Test Valve MO-3-1501-20B Located on the Torus Test Return Line to Open  + (Regarding a Failure of Test Valve MO-3-1501-20B Located on the Torus Test Return Line to Open)
• 05000249/LER-1977-012-01, Regarding a Failure of the Responsible Radman to Collect the Required 4 Hour Reactor Water Sample During the Start-Up  + (Regarding a Failure of the Responsible Radman to Collect the Required 4 Hour Reactor Water Sample During the Start-Up)
• 05000237/LER-1980-046, Regarding a Failure to Receive CRD Volume During a Reactor Scram  + (Regarding a Failure to Receive CRD Volume During a Reactor Scram)
• 05000237/LER-1976-025, Regarding a Failure to Verify Personnel Evacuation from the 613 Level During Control Rod Movements  + (Regarding a Failure to Verify Personnel Evacuation from the 613 Level During Control Rod Movements)
• 05000237/LER-1976-067, Regarding a General Electric Recommendation That the Upper Limit for RWM Operation Be Raised to 20% Reactor Power  + (Regarding a General Electric Recommendation That the Upper Limit for RWM Operation Be Raised to 20% Reactor Power)
• 05000237/LER-1976-030, Regarding a Laboratory Analysis Discovery of the a SBGT Train Iodine Removal Efficiency to Be 94.46 + or - .03 Percent Which Is Below the Permissible Limit  + (Regarding a Laboratory Analysis Discovery of the a SBGT Train Iodine Removal Efficiency to Be 94.46 + or - .03 Percent Which Is Below the Permissible Limit)
• 05000528/LER-2004-006, Regarding a Loss of Offsite Power (LOOP) and the Subsequent Reactor Trip  + (Regarding a Loss of Offsite Power (LOOP) and the Subsequent Reactor Trip)
• 05000382/LER-2011-005, Regarding a Malfunction of the Essential Chilled Water Loop B  + (Regarding a Malfunction of the Essential Chilled Water Loop B)
• 05000483/LER-2012-001, Regarding a Modification Implementation Error Adversely Impacting the Containment Cooling System  + (Regarding a Modification Implementation Error Adversely Impacting the Containment Cooling System)
• 05000237/LER-1977-020, Regarding a Pin-Hole Leak in a Weld Crack on the 3A Moisture Separator Drain Tank Drain Line  + (Regarding a Pin-Hole Leak in a Weld Crack on the 3A Moisture Separator Drain Tank Drain Line)
• 05000261/LER-2012-003, Regarding a Plant Modification Interference with Operation of the Containment Wide Range Level Indicator  + (Regarding a Plant Modification Interference with Operation of the Containment Wide Range Level Indicator)
• 05000249/LER-1977-015, Regarding a Pressure Switch 3-1349B Setting Greater than the Tech Specification Limit of Less than or Equal to 32 W.C.D.P  + (Regarding a Pressure Switch 3-1349B Setting Greater than the Tech Specification Limit of Less than or Equal to 32 W.C.D.P)
• 05000327/LER-2011-005-01, Regarding a Reactor Trip as a Result of Reactor Coolant Pump Bus Undervoltage  + (Regarding a Reactor Trip as a Result of Reactor Coolant Pump Bus Undervoltage)
• 05000249/LER-1977-012, Regarding a Reactor Water Sampling Interval Violation on April 29, 1977  + (Regarding a Reactor Water Sampling Interval Violation on April 29, 1977)

• AEP-NRC-2016-43, Regarding a Spill Notification Resulting from a Failed Transformer  + (Regarding a Spill Notification Resulting from a Failed Transformer)

• 05000249/LER-1977-032, Regarding a Surveillance Interval Discrepancy for the LPCI and Core Spray Pump and Valve Operability  + (Regarding a Surveillance Interval Discrepancy for the LPCI and Core Spray Pump and Valve Operability)
• 05000259/LER-2009-003, Regarding a Train Standby Gas Treatment System Inoperable Longer than Allowed by the Technical Specifications  + (Regarding a Train Standby Gas Treatment System Inoperable Longer than Allowed by the Technical Specifications)
• 05000272/LER-2012-003, Regarding a Train a Safety Injection and Reactor Trip  + (Regarding a Train a Safety Injection and Reactor Trip)
• 05000389/LER-2012-001, Regarding a Trip Due to Erratic Main Feedwater Regulating Valve Behavior  + (Regarding a Trip Due to Erratic Main Feedwater Regulating Valve Behavior)
• 05000530/LER-2004-002, Regarding an Automatic Reactor Trip on Low DNBR Following a Main Turbine Control System Malfunction  + (Regarding an Automatic Reactor Trip on Low DNBR Following a Main Turbine Control System Malfunction)
• 05000220/LER-1978-034, Regarding an Environmental Contractor Obtaining 22 Hourly Fish Impingement Samples, and One Two-Hour Sample, Which Is Contrary to the Technical Specification Requiring 24 Hourly Samples  + (Regarding an Environmental Contractor Obtaining 22 Hourly Fish Impingement Samples, and One Two-Hour Sample, Which Is Contrary to the Technical Specification Requiring 24 Hourly Samples)
• 05000237/LER-1977-022, Regarding an In-Leakage Occurrence, Where Water Was Observed at the 6 Pip Penetration Weld to the Discharge Silencer of the Pump and a Crack Was Noted  + (Regarding an In-Leakage Occurrence, Where Water Was Observed at the 6 Pip Penetration Weld to the Discharge Silencer of the Pump and a Crack Was Noted)
• 05000237/LER-1979-052, Regarding an Incident Where Fire Water Accumulated on the Mezzanine Floor Which Then Ran Down Into the U2 D/G Control Cabinet Via the D/G Room Vent Ductwork, Causing the Diesel Auto Start Block Alarm  + (Regarding an Incident Where Fire Water Accumulated on the Mezzanine Floor Which Then Ran Down Into the U2 D/G Control Cabinet Via the D/G Room Vent Ductwork, Causing the Diesel Auto Start Block Alarm)
• ML17238A724  + (Regarding an Incident of May 4, 1972 Which Resulted in Pressurization of Primary Containment to Approximately 2 1/2 Psig)
• 05000368/LER-2010-001, Regarding an Incorrect Core Protection Calculator Addressable Constant Induced by Personnel Error Resulted in a Condition Prohibited by Technical Specifications  + (Regarding an Incorrect Core Protection Calculator Addressable Constant Induced by Personnel Error Resulted in a Condition Prohibited by Technical Specifications)
• 05000249/LER-1977-034, Regarding an Interruption in the Feedwater Flow Signal to the Circulation System  + (Regarding an Interruption in the Feedwater Flow Signal to the Circulation System)
• 05000249/LER-1977-033, Regarding an Occurrence Where APRM 4 Would Not Generate an Inop Until 13 LPRMs Were Bypassed  + (Regarding an Occurrence Where APRM 4 Would Not Generate an Inop Until 13 LPRMs Were Bypassed)
• 05000237/LER-1976-011, Regarding an Occurrence of Leakage in Excess of the 29.381 Scfh Limit Through Valve 2-1601-56  + (Regarding an Occurrence of Leakage in Excess of the 29.381 Scfh Limit Through Valve 2-1601-56)
• 05000321/LER-1976-026, Regarding an Occurrence of Open Links in Panel H11-P601 Defeating the Starting of All RHR Pumps After They Had Been Stopped  + (Regarding an Occurrence of Open Links in Panel H11-P601 Defeating the Starting of All RHR Pumps After They Had Been Stopped)
• 05000237/LER-1976-023, Regarding an Occurrence of Seven of Nine Penetrations Failed a Surveillance Test by Exhibiting Leakage  + (Regarding an Occurrence of Seven of Nine Penetrations Failed a Surveillance Test by Exhibiting Leakage)
• 05000237/LER-1976-017, Regarding an Occurrence of Standby Liquid Control Isolation Check Valve 2-1101-16 Exceeding the 29.381 Scfh Limit  + (Regarding an Occurrence of Standby Liquid Control Isolation Check Valve 2-1101-16 Exceeding the 29.381 Scfh Limit)
• 05000237/LER-1976-014, Regarding an Occurrence of Valves 2-1601-32A and -32E Exceeding the Individual Penetration Leak Rate Limit of 29.381 Scfh  + (Regarding an Occurrence of Valves 2-1601-32A and -32E Exceeding the Individual Penetration Leak Rate Limit of 29.381 Scfh)
• 05000237/LER-1976-002, Regarding an Occurrence of a Reactor Scram on Low Vacuum After Condenser Vacuum Was Broken While Unit Was Down for Maintenance  + (Regarding an Occurrence of a Reactor Scram on Low Vacuum After Condenser Vacuum Was Broken While Unit Was Down for Maintenance)
• 05000237/LER-1979-056, Regarding an Occurrence of the Closed Indication Light Bulb Socket Shorting While Replacing the Light Bulb  + (Regarding an Occurrence of the Closed Indication Light Bulb Socket Shorting While Replacing the Light Bulb)
• 05000249/LER-1977-014, Regarding an Occurrence of the Differential Pressure (D/P) Across the Off Gas High Efficiency Particulate After Filters (HEPA) Increasing to Approximately 13-Inches of Water  + (Regarding an Occurrence of the Differential Pressure (D/P) Across the Off Gas High Efficiency Particulate After Filters (HEPA) Increasing to Approximately 13-Inches of Water)
• 05000280/LER-2003-005, Regarding an Unanalyzed Condition Related to Loss of RCP Seal Cooling During an Appendix R Fire Event  + (Regarding an Unanalyzed Condition Related to Loss of RCP Seal Cooling During an Appendix R Fire Event)
• 05000397/LER-2015-004, Regarding an Unplanned Loss of 4.16KV Bus 7 Switchgear  + (Regarding an Unplanned Loss of 4.16KV Bus 7 Switchgear)
• 05000272/LER-2004-001, Regarding as Found Value for Main Steam Safety Value Lift Setpoint Exceeds Technical Specification Allowable Limit  + (Regarding as Found Value for Main Steam Safety Value Lift Setpoint Exceeds Technical Specification Allowable Limit)
• 05000354/LER-2010-002, Regarding as Found Values for Safety Relief Valve Lift Setpoints Exceed Technical Specification Allowable  + (Regarding as Found Values for Safety Relief Valve Lift Setpoints Exceed Technical Specification Allowable)
• 05000302/LER-2009-002, Regarding in Technical Specification 3.0.3 Greater than One Hour Due to Loss of Motor Control Center During Testing  + (Regarding in Technical Specification 3.0.3 Greater than One Hour Due to Loss of Motor Control Center During Testing)