Category:Licensee Event Report (LER)
MONTHYEARL-24-168, Technical Specification Required Shutdown Due to Increase in RCS Unidentified Leakage2024-07-15015 July 2024
Technical Specification Required Shutdown Due to Increase in RCS Unidentified Leakage
L-24-155, Reactor Water Clean Up Leak Detection Loss of Safety Function2024-06-27027 June 2024
Reactor Water Clean Up Leak Detection Loss of Safety Function
L-24-140, Operation of the Residual Heat Removal Loops B and C Alternate Keep Fill Configuration Was Prohibited by Technical Specifications and Resulted in an Unanalyzed Condition2024-06-20020 June 2024
Operation of the Residual Heat Removal Loops B and C Alternate Keep Fill Configuration Was Prohibited by Technical Specifications and Resulted in an Unanalyzed Condition
05000440/LER-2017-0062017-12-0101 December 2017
Loss of Safety Function due to the Inoperability of Both Trains of Motor Control Center Ventilation, LER 17-006-00 for Perry Nuclear Power Plant Regarding Loss of Safety Function due to the Inoperability of Both Trains of Motor Control Center Ventilation
05000440/LER-2017-0042017-10-0404 October 2017
Loss of Safety Function for High Pressure Core Spray Suppression Pool Level Instrumentation, LER 17-004-00 for Perry re Loss of Safety Function for High Pressure Core Spray Suppression Pool Level Instrumentation
05000440/LER-2017-0052017-10-0404 October 2017
Controller Malfunction results in Momentary Degradation of Secondary Containment Pressure, LER 17-005-00 for Perry Nuclear Power Plant Regarding Controller Malfunction Results in Momentary Degradation of Secondary Containment Pressure
05000440/LER-2017-0022017-06-27027 June 2017
Loss of Safety Function Due to Main Turbine Bypass Valve Opening, LER 17-002-00 for Perry Nuclear Power Plant Regarding Loss of Safety Function Due to Main Turbine Bypass Valve Opening
05000440/LER-2017-0032017-06-26026 June 2017
Annulus Exhaust Gas Treatment System Loss of Safety Function, LER 17-003-00 for Perry Nuclear Power Plant Regarding Annulus Exhaust Gas Treatment System Loss of Safety Function
05000440/LER-2016-0042017-02-24024 February 2017
Loss of Safety Function Due to Two Inoperable Standby Liquid Control Subsystems, LER 16-004-00 for Perry Regarding Loss of Safety Function Due to Two Inoperable Standby Liquid Control Subsystems
L-16-366, LER 16-03-001 for Perry Nuclear Power Plant Loss of Safety Related Electrical Bus Results in a Loss of Shutdown Cooling2016-12-21021 December 2016
LER 16-03-001 for Perry Nuclear Power Plant Loss of Safety Related Electrical Bus Results in a Loss of Shutdown Cooling
L-16-365, LER 16-01-001 for Perry, Unit 1, Regarding Pressure Boundary Leakage, Level 8 Automatic SCRAM, and APRM Loss of Safety Function2016-12-21021 December 2016
LER 16-01-001 for Perry, Unit 1, Regarding Pressure Boundary Leakage, Level 8 Automatic SCRAM, and APRM Loss of Safety Function
ML16138A3362016-05-17017 May 2016
ASP Analysis - Reject Perry Nuclear Power Plant, Unit 1 (440-2014-004)
ML16138A3342016-05-17017 May 2016
ASP Analysis - Reject Perry Nuclear Power Plant, Unit 1 (440-2014-005)
05000440/LER-2016-0032016-04-0808 April 2016
Loss of Safety Related Electrical Bus Results in a Loss of Shutdown Cooling, LER 16-003-00 for Perry Regarding Loss of Safety Related Electrical Bus Results in a Loss of Shutdown Cooling
05000440/LER-2016-0022016-04-0808 April 2016
Manual Reactor SCRAM Due to Spurious Opening of Safety Relief Valves, LER 16-002-00 for Perry Regarding Manual Reactor SCRAM Due to Spurious Opening of Safety Relief Valve
05000440/LER-2016-0012016-03-23023 March 2016
Pressure Boundary Leakage, Level 8 Automatic SCRAM, and APRM Loss of Safety Function, LER 16-001-00 for Perry Nuclear Power Plant Regarding Drywell Leakage, Level 8 Automatic SCRAM and APRM Loss of Safety Function
L-13-194, LER 13-S02-01 for Perry, Unit 1 Regarding Security Weapon Left Unattended2013-06-25025 June 2013
LER 13-S02-01 for Perry, Unit 1 Regarding Security Weapon Left Unattended
L-13-143, LER 13-S02-00, for Perry Nuclear Power Plant, Unit 1, Regarding Security Weapon Left Unattended2013-04-30030 April 2013
LER 13-S02-00, for Perry Nuclear Power Plant, Unit 1, Regarding Security Weapon Left Unattended
L-13-119, LER 13-S01-00 for Perry Nuclear Power Plant, Unit 1, Regarding Local Power Range Monitors Delivered to the Incorrect Address2013-03-15015 March 2013
LER 13-S01-00 for Perry Nuclear Power Plant, Unit 1, Regarding Local Power Range Monitors Delivered to the Incorrect Address
L-12-114, LER 12-S02-00, for Perry Nuclear Power Plant, Unit 1, Regarding Potential Vulnerability in a Safeguards Security System2012-03-22022 March 2012
LER 12-S02-00, for Perry Nuclear Power Plant, Unit 1, Regarding Potential Vulnerability in a Safeguards Security System
L-12-083, LER 12-S01-00, Latent Software Error Resulted in Improperly Authorized Visitor Access Into Protected Area2012-02-29029 February 2012
LER 12-S01-00, Latent Software Error Resulted in Improperly Authorized Visitor Access Into Protected Area
L-08-052, LER 07-04-001 for Perry Nuclear Power Plant Re Automatic Reactor Protection System Actuation Due to Feedwater Control Power Supply Failure2008-02-15015 February 2008
LER 07-04-001 for Perry Nuclear Power Plant Re Automatic Reactor Protection System Actuation Due to Feedwater Control Power Supply Failure
ML0533301242005-11-18018 November 2005
LER 05-03-00 for Perry Nuclear Power Plant Lack of Suction Flow Path Causes High Pressure Core Spray to Be Inoperable
ML0509602632004-12-17017 December 2004
Final Precursor Analysis - Perry Grid Loop
2024-07-15
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