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| Issue date | Title | Topic | |
|---|---|---|---|
| SVP-22-072, Manual Scram Due to Feedwater Regulator Valve Failure Increasing Reactor Water Level | 30 December 2022 | Manual Scram Due to Feedwater Regulator Valve Failure Increasing Reactor Water Level | Safe Shutdown Reactor Vessel Water Level |
| 05000254/LER-2017-004 | 5 January 2018 | Unit 1 HPCI Did Not Trip Due to Wear Debris in the Turbine Stop Valve Oil Resetting Solenoid LER 17-004-00 For Quad Cities Nuclear Power Station, Unit 1 re: Unit 1 HPCI Did Not Trip Due to Wear Debris in the Turbine Stop Valve Oil Resetting Solenoid | |
| 05000254/LER-2017-003 | 17 November 2017 | Control Room Emergency Ventilation Air Conditioning Piping Refrigerant Leak Due to High Cycle Fatigue LER 17-003-00 for Quad Cities, Unit 1, Regarding Control Room Emergency Ventilation Air Conditioning Piping Refrigerant Leak Due to High Cycle Fatigue | Probabilistic Risk Assessment Large early release frequency |
| 05000265/LER-2017-001 | 13 July 2017 | High Pressure Coolant Injection Minimum Flow Valve Failed to Open LER 17-001-00 for Quad Cities, Unit 2, Regarding High Pressure Coolant Injection Minimum Flow Valve Failed to Open | Mission time Probabilistic Risk Assessment |
| 05000254/LER-2017-002 | 26 May 2017 | Four Main Steam Isolation Valves (MSIVs) Closure Times Exceeded LER 17-002-00 for Quad Cities, Unit 1, Regarding Four Main Steam Isolation Valves (MSIVs) Closure Times Exceeded | Time of Discovery Stroke time Probabilistic Risk Assessment Large early release frequency |
| 05000254/LER-2017-001 | 22 March 2017 | Secondary Containment Interlock Doors Opened Simultaneously LER 17-001-00 for Quad Cities, Unit 1, Regarding Secondary Containment Interlock Doors Opened Simultaneously | Probabilistic Risk Assessment |
| 05000265/LER-2016-002 | 24 June 2016 | High Pressure Coolant Injection System Declared Inoperable Due to Valve Packing Leak LER 16-002-00 for Quad Cities Nuclear Power Station Unit 2 - RE: High Pressure Coolant Injection System Declared Inoperable Due to Valve Packing Leak | Packing leak Mission time Probabilistic Risk Assessment |
| 05000265/LER-2016-001 | 19 May 2016 | Main Steam Isolation Valve Local Leak Rate Tests Exceed Technical Specification Limits LER 2016-001-00 for Quad Cities Nuclear Power Station, Unit 2 Regarding Main Steam Isolation Valve Local Leak Rate Tests Exceed Technical Specification Limits | Time of Discovery Probabilistic Risk Assessment Large early release frequency |
| 05000254/LER-2016-002 | 14 March 2016 | Secondary Containment Differential Pressure Momentarily Lost Due to Air Line Failure (RWCU Pump Rm) LER 16-002-00 for Quad Cities Units 1 and 2, Regarding Secondary Containment Different Pressure Momentarily Lost due to Air Failure (RWCU pump Rm) | Probabilistic Risk Assessment |
| 05000254/LER-2016-001 | 10 March 2016 | Secondary Containment Differential Pressure Momentarily Lost Due to Air Line Failure (RWCU Hx Rm) LER 16-001-00 for Quad Cities, Unit 1, Regarding Secondary Containment Differential Pressure Momentarily Lost Due to Air Line Failure (RWCU Hx Rm) | Probabilistic Risk Assessment Scaffolding |
| 05000254/LER-2015-010 | 5 February 2016 | Loss of Control Room Emergency Ventilation System Due to Differential Pressure Switch Failure LER 15-010-00 for Quad Cities, Unit 1, Regarding Loss of Control Room Emergency Ventilation System Due to Differential Pressure Switch Failure | Probabilistic Risk Assessment |
| SVP-03-036, LER 03-S01-00, Security Event Report for Quad Cities, Unescorted Protected Area Access Granted Based on Falsified Information and Inadequate Screening Caused by a Failure of Administrative Controls. | 3 March 2003 | LER 03-S01-00, Security Event Report for Quad Cities, Unescorted Protected Area Access Granted Based on Falsified Information and Inadequate Screening Caused by a Failure of Administrative Controls. | |
| ML17252B477 | 15 September 1976 | LER 76-059-00 for Dresden, Units 2 and 3 Re Review of Quad-Cities Unusual Event Letter Led to Discovery That Dresden'S Standby Gas Treatment System Deviated from Single Failure Criteria That Disabled the SBGT System | |
| ML18348A240 | 6 August 1976 | LER 1976-027-00, Reportable Occurrence of Control Rods for Quad-Cities, Unit 1 | |
| ML18348A239 | 4 August 1976 | LER 1976-026-00, Reportable Occurrence of Control Rods for Quad-Cities, Unit 1 |