ML12228A387
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| ML12228A387 | |
| Person / Time | |
|---|---|
| Site: | Millstone  |
| Issue date: | 08/01/2012 |
| From: | Scace S E Dominion Nuclear Connecticut |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| 12-436 LER 12-001-00 | |
| Download: ML12228A387 (6) | |
Similar Documents at Millstone | |
|---|---|
Category:Letter
MONTHYEARML24289A0152024-10-21021 October 2024
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[Table view]Loss of Safety Function and Condition Prohibited by Technical Specifications for Loss of Secondary Containment Boundary 05000423/LER-2023-006-02, Pressurizer Power Operated Relief Valve Failed to Open During Surveillance Testing Resulting in a Condition Prohibited by Technical Specifications2024-09-26026 September 2024 Pressurizer Power Operated Relief Valve Failed to Open During Surveillance Testing Resulting in a Condition Prohibited by Technical Specifications 05000336/LER-2024-001, Control Room Air Conditioning Unit Inoperable Due to Refrigerant Overcharge Resulting in a Condition Prohibited by Technical Specifications2024-06-10010 June 2024 Control Room Air Conditioning Unit Inoperable Due to Refrigerant Overcharge Resulting in a Condition Prohibited by Technical Specifications 05000423/LER-2023-006-01, Pressurizer Power Operated Relief Valve Failed to Open During Surveillance Testing Resulting in a Condition Prohibited by Technical Specifications2024-05-20020 May 2024 Pressurizer Power Operated Relief Valve Failed to Open During Surveillance Testing Resulting in a Condition Prohibited by Technical Specifications 05000423/LER-2023-006, Pressurizer Power Operated Relief Valve Failed to Stroke Open During Surveillance Testing Resulting in a Condition Prohibited by Technical Specifications2024-05-0202 May 2024 Pressurizer Power Operated Relief Valve Failed to Stroke Open During Surveillance Testing Resulting in a Condition Prohibited by Technical Specifications ML23334A1522023-11-30030 November 2023 Auxiliary Feedwater Control Valve Failure Resulting in a Condition Prohibited by Technical Specifications 05000423/LER-2019-0012020-02-13013 February 2020 LER 2019-001-00 for Millstone Power Station Unit 3 Regarding Plant Shutdown Required by Technical Specifications, Emergency Diesel Generator Exceeded Allowed Outage Time 05000423/LER-2017-0012017-03-20020 March 2017 Loss of Safety Function - Secondary Containment, LER 17-001-00 for Millstone, Unit 3 Regarding Loss of Safety Function - Secondary Containment 05000336/LER-2016-0022016-09-20020 September 2016 Manual Reactor Trip Due to Loss of Two Circulating Water Pumps, LER 16-002-00 for Millstone Power Station Unit 2 Regarding Manual Reactor Trip Due Loss Of Two Circulating Water Pumps 05000423/LER-2016-0052016-08-0909 August 2016 Technical Specification Required Shutdown and Manual Reactor Trip Due to Steam Generator Level Oscillation, LER 16-005-00 for Millstone Power Station Unit 3 RE: Technical Specification Required Shutdown and Manual Reactor Trip Due to Steam Generator Level Oscillation 05000423/LER-2016-0042016-07-13013 July 2016 Manual Reactor Trip Due to Low Hydrogen Gas Pressure In Main Generator, LER 16-004-00 for Millstone Power Station Unit 3 RE: Manual Reactor Trip Due to Low Hydrogen Gas Pressure In Main Generator 05000336/LER-2016-0012016-06-27027 June 2016 Turbine Driven Auxiliary Feedwater Putnp Room HELB Door Left Open, LER 16-001-00 for Millstone Power Station Unit 2 RE: Turbine Driven Auxiliary Feedwater Pump Room HELB Door Left Open 05000423/LER-2016-0032016-06-0808 June 2016 Loss of Safety Function- Supplementary Leak Collection and Release System, LER 16-003-00 for Millstone Power Station, Unit 3, Regarding Loss of Safety Function-Supplementary Leak Collection and Release System 05000423/LER-2016-0022016-03-23023 March 2016 Feedwater Isolation Signal Defeated Due to Wiring Error, LER 16-002-00 for Millstone Power Station Unit 3 Regarding Feedwater Isolation Signal Defeated Due to Wiring Error 05000423/LER-2016-0012016-03-16016 March 2016 Automatic Reactor Trip on Reactor Coolant System Low Flow Due to Loss of 'B' Reactor Coolant Pump, LER 16-001-00 for Millstone Power Station Unit 3, Regarding Automatic Reactor Trip on Reactor Coolant System Low Flow Due to Loss of 'B' Reactor Coolant Pump 05000336/LER-2015-0032016-01-0707 January 2016 Valid Actuation of the Reactor Protection System, LER 15-003-00 for Millstone, Unit 2, Regarding Valid Actuation of the Reactor Protection System ML0925900552009-09-0808 September 2009 Special Report for Seismic Instrumentation ML0719302812007-04-11011 April 2007 Final ASP Analysis- Millstone (LER 336/06-002) ML0622802402006-08-0808 August 2006 Special Report for Inoperable Radiation Monitor 2024-09-26 |
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