Control Room Envelope (CRE) is the boundary which contains the control room enviroment.
See also
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| | Site | Start date | Title | Description |
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| IR 05000354/2025003 | Hope Creek | 17 December 2025 | Integrated Inspection Report 05000354/2025003 | | | ML25338A316 | Grand Gulf
Arkansas Nuclear
River Bend
Waterford | 4 December 2025 | Response to Request for Additional Information - License Amendment Request to Revise Technical Specifications to Adopt TSTF-596, Expand the Applicability | | | ML25325A200 | Crane | 3 December 2025 | Christopher M. Crane Clean Energy Center - Audit Plan in Support of Review License Amendment Request to Revise Renewed Facility License and Permanently Defueled TS to Support Potential Resumption of Power Operations | | | ML25324A041 | Salem
Hope Creek | 20 November 2025 | Enclosure 3 - Salem Generating Station, Unit 1, Technical Specification Bases | | | LR-N25-0078, Enclosure 4 - Salem Generating Station, Unit 2, Technical Specification Bases | Salem
Hope Creek | 20 November 2025 | Enclosure 4 - Salem Generating Station, Unit 2, Technical Specification Bases | | | 05000317/LER-2025-001-01, Control Room Loss of Ventilation Due to Smoke Detector Failure Causing Common Supply Damper to Shut | Calvert Cliffs | 19 November 2025 | Control Room Loss of Ventilation Due to Smoke Detector Failure Causing Common Supply Damper to Shut | | | ML25322A305 | Grand Gulf
Arkansas Nuclear
River Bend
Waterford | 18 November 2025 | Entergy Fleet - Request for Additional Information - TSTF -596 LAR (L-2025-LLA-0077) | | | ENS 58042 | Sequoyah | 17 November 2025 14:11:00 | Control Room Emergency Ventilation System Inoperable | The following information was provided by the licensee via phone and email:
At 0911 EST, on 11/17/2025, it was discovered that both trains of the control room emergency ventilation system were simultaneously inoperable due to an unauthorized door breach of a door in the control room envelope; therefore, this condition is being reported as an eight-hour, non-emergency notification per 10 CFR 50.72(b)(3)(v)(D). At 0913 EST, the door was closed, and both trains of the control room emergency ventilation system were restored to operable.
There was no impact on the health and safety of the public or plant personnel. The NRC Resident Inspector has been notified. | | ML25303A305 | Kemmerer | 6 November 2025 | Chapter 6 - Us NRC Draft Safety Evaluation Related to the U.S. Sfr Owner, LLC Construction Permit Application for the Kemmerer Power Station Unit 1 | | | L-2025-170, Fleet License Amendment Request 25-01, Adopt Topical Report AMS-TR-0720R2-A. Online Monitoring Program | Saint Lucie
Point Beach
Seabrook
Turkey Point | 29 October 2025 | Fleet License Amendment Request 25-01, Adopt Topical Report AMS-TR-0720R2-A. Online Monitoring Program | |
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