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Issue date | Title | Topic | |
---|---|---|---|
NL-20-0230, Edwin I. Hatch Nuclear Plant, Unit 2, Primary Containment Penetration Exceeded Maximum Allowable Primary Containment Leakage Rate (La) | 2 March 2020 | Edwin I. Hatch Nuclear Plant, Unit 2, Primary Containment Penetration Exceeded Maximum Allowable Primary Containment Leakage Rate (La) | Large early release frequency |
05000366/LER-2020-001 | 2 March 2020 | LER 2020-001-00 for Edwin I. Hatch Nuclear Plant, Unit 2, Primary Containment Penetration Exceeded Maximum Allowable Primary Containment Leakage Rate (La) | Large early release frequency |
05000321/LER-2017-004 | 24 August 2017 | Tornado Missile Vulnerabilities Result in Condition Prohibited by Technical Specifications LER 17-004-00 for Edwin I. Hatch Regarding Safety Relief Valves' as Found Settings Resulted in Not Meeting Tech Spec Surveillance Criteria | Safe Shutdown Unanalyzed Condition High winds Tornado Missile Tornado Generated Missile Tornado Missile Protection |
05000366/LER-2017-002 | 13 April 2017 | Emergency Diesel Generator Start Due to Inadvertent Electrical Bus De-Energization LER 17-002-00 for Edwin I. Hatch, Unit 2, Regarding Emergency Diesel Generator Start Due to Inadvertent Electrical Bus De-Energization | |
05000366/LER-2017-003 | 13 April 2017 | LER 17-003-00 for Edwin I. Hatch, Unit 2, Regarding Primary Containment Isolation Penetration Exceeded Overall Allowable Technical Specification Leakage Limits | |
05000321/LER-2017-002 | 7 April 2017 | High Pressure Coolant Injection System Declared Inoperable Due to Degraded Inverter LER 17-002-00 for Edwin I. Hatch, Unit 1, Regarding High Pressure Coolant Injection System Declared Inoperable Due to Degraded Inverter | |
05000366/LER-2016-004 | 3 January 2017 | Condition Prohibited by Technical Specifications Due to Inoperable PCIV LER 16-004-00 for Edwin I. Hatch Nuclear Plant, Unit 2, Regarding Condition Prohibited by Technical Specifications Due to Inoperable PCIV | |
05000366/LER-2016-002 | 13 July 2016 | Group I Isolation Received During Turbine Testing LER 16-002-00 for Edwin I. Hatch, Unit 2, Regarding Group 1 Isolation Received During Turbine Testing | |
05000366/LER-2016-001 | 8 June 2016 | 2C EDG Fuel Oil Relief Valve Leakage Caused Train Inoperability LER 16-001-00 for E.I. Hatch, Unit 2, Regarding 2C EDG Fuel Oil Relief Valve Leakage Caused Train Inoperability | Time of Discovery Mission time Design basis earthquake |
05000321/LER-2016-004 | 26 May 2016 | Safety Relief Valves As Found Settings Resulted in Not Meeting Tech Spec Surveillance Criteria LER 16-004-00 for Edwin I. Hatch Nuclear Plant Unit 1 RE: Safety Relief Valves as Found Settings Resulted in Not Meeting Tech Spec Surveillance Criteria | Corrosion bonding |
05000321/LER-2016-003 | 14 April 2016 | Reactor Coolant System Piping Has Unacceptable Weld Indication Discovered During Refueling Outage LER 16-003-00 for E.I. Hatch, Unit 1, Regarding Reactor Coolant System Piping Has Unacceptable Weld Indication Discovered During Refueling Outage | Weld Overlay Liquid penetrant |
05000321/LER-2016-002 | 11 April 2016 | Performance of Operations With the Potential to Drain the Reactor Vessel (OPDRV) Without Secondary Containment LER 16-002-00 for E.I Hatch, Unit 1, Regarding Performance of Operations With the Potential to Drain the Reactor Vessel (OPDRV) Without Secondary Containment | Enforcement Discretion |
05000321/LER-2016-001 | 8 April 2016 | Performance of Fuel Movement with Inoperable Rod Position Indication System in Violation of Technical Specifications LER 16-001-00 for Edwin I. Hatch, Unit 1, Regarding Performance of Fuel Movement With Inoperable Rod Position Indication System in Violation of Technical Specifications | Double blade guide |
NL-08-1906, LER 08-S01-00, for Edwin I. Hatch, Failure to Report Arrest Results in Inappropriate Access to Protected and Vital Areas | 19 December 2008 | LER 08-S01-00, for Edwin I. Hatch, Failure to Report Arrest Results in Inappropriate Access to Protected and Vital Areas | Fitness for Duty |
ML101940455 | 8 May 2008 | Southern Nuclear Plant E. I. Hatch - Actions for Potential Groundwater Contamination Events | Grab sample Offsite Dose Calculation Manual |
NL-06-2726, LER 06-S01-00 for Edwin I. Hatch Nuclear Plant, Re Contract Employee Failure to Self-Disclose Material Information for Unescorted Access | 5 December 2006 | LER 06-S01-00 for Edwin I. Hatch Nuclear Plant, Re Contract Employee Failure to Self-Disclose Material Information for Unescorted Access | |
ML17252B440 | 15 April 1976 | LER 76-026-00 for Hatch, Unit 1 Regarding an Occurrence of Open Links in Panel H11-P601 Defeating the Starting of All RHR Pumps After They Had Been Stopped |