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	Issue date	Title	Topic
05000440/LER-2017-006	1 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	Probabilistic Risk Assessment Large early release frequency
05000440/LER-2017-004	4 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	Probabilistic Risk Assessment Local Leak Rate Testing Large early release frequency
05000440/LER-2017-005	4 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	Probabilistic Risk Assessment
05000440/LER-2017-002	27 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	Probabilistic Risk Assessment Large early release frequency
05000440/LER-2017-003	26 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-2016-004	24 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	Safe Shutdown Probabilistic Risk Assessment Large early release frequency
L-16-366, LER 16-03-001 for Perry Nuclear Power Plant Loss of Safety Related Electrical Bus Results in a Loss of Shutdown Cooling	21 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 Function	21 December 2016	LER 16-01-001 for Perry, Unit 1, Regarding Pressure Boundary Leakage, Level 8 Automatic SCRAM, and APRM Loss of Safety Function	Pressure Boundary Leakage
ML16138A334	17 May 2016	ASP Analysis - Reject Perry Nuclear Power Plant, Unit 1 (440-2014-005)	Squib
ML16138A336	17 May 2016	ASP Analysis - Reject Perry Nuclear Power Plant, Unit 1 (440-2014-004)	Squib
05000440/LER-2016-003	8 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	Commercial Grade Dedication
05000440/LER-2016-002	8 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	Probabilistic Risk Assessment
05000440/LER-2016-001	23 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	Probabilistic Risk Assessment Feedwater Heater Pressure Boundary Leakage Unidentified leakage
L-13-194, LER 13-S02-01 for Perry, Unit 1 Regarding Security Weapon Left Unattended	25 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 Unattended	30 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 Address	15 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 System	22 March 2012	LER 12-S02-00, for Perry Nuclear Power Plant, Unit 1, Regarding Potential Vulnerability in a Safeguards Security System	Time of Discovery
L-12-083, LER 12-S01-00, Latent Software Error Resulted in Improperly Authorized Visitor Access Into Protected Area	29 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 Failure	15 February 2008	LER 07-04-001 for Perry Nuclear Power Plant Re Automatic Reactor Protection System Actuation Due to Feedwater Control Power Supply Failure	Probabilistic Risk Assessment
ML053330124	18 November 2005	LER 05-03-00 for Perry Nuclear Power Plant Lack of Suction Flow Path Causes High Pressure Core Spray to Be Inoperable	Probabilistic Risk Assessment Large early release frequency Operability Determination
ML050960263	17 December 2004	Final Precursor Analysis - Perry Grid Loop	Fitness for Duty Mission time

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