Secondary Containment is the last barrier to stop the release of radiological material. It is typically called the Reactor Building
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| Site | Start date | Title | Description |
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ML25079A225 | Millstone | 20 March 2025 | License Amendment Request to Revise Technical Specifications Related to Control Building Isolation, Accident Monitoring Instrumentation Accumulator and Refueling Water Storage Tank Boron Concentration | | ENS 57615 | Millstone | 18 March 2025 15:26:00 | Secondary Containment Boundary Inoperable | The following information was provided by the licensee via phone and fax:
At 1026 (EDT) on March 18, 2025, it was discovered that the secondary containment boundary door was found fully open, rendering the secondary containment boundary inoperable, therefore, this condition is being reported as an eight-hour, non-emergency notification per 10 CFR 50.72 (b)(3)(v). The door was closed at 1029 on March 18, 2025, and the secondary containment boundary was declared operable.
There is no impact on the health and safety of the public or plant personnel.
The NRC Resident Inspector has been notified.
There has been no impact to Unit 2 and Unit 3 continues to operate at 100 percent power. | 05000254/LER-2025-001, Technical Specification 3.6.4.2 Action Not Performed Due to Tagout Boundary Placement Error | Quad Cities | 7 March 2025 | Technical Specification 3.6.4.2 Action Not Performed Due to Tagout Boundary Placement Error | | ML25062A309 | Palisades | 3 March 2025 | Petitioning Organizations Amended and New Contentions Based on Draft Environmental Assessment/Finding of No Significant Impact for Palisades Nuclear Power Plant | | ML25050A053 | 07000925 | 19 February 2025 | NRC - DEQ - EPM Project Status Meeting Notes (January 22, 2024) | | IR 05000277/2024004 | Peach Bottom | 12 February 2025 | Integrated Inspection Report 05000277/2024004 and 05000278/2024004 | | IR 05000336/2024004 | Millstone | 12 February 2025 | Integrated Inspection Report 05000336/2024004 and 05000423/2024004 | | IR 05000220/2024004 | Nine Mile Point | 12 February 2025 | Integrated Inspection Report 05000220/2024004 and 05000410/2024004 and Independent Spent Fuel Storage Installation Inspection Report 07201036/2024004 | | IR 05000324/2024004 | Brunswick | 12 February 2025 | Integrated Inspection Report 05000324/2024004 and 05000325/2024004 | | ML25035A060 | Quad Cities | 7 February 2025 | Regulatory Audit in Support of License Amendment Request Related to Standby Gas Treatment System | |
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