Pre-Decisional Regulatory Conference with Vistra Operating Company, LLC, Comanche Peak Unit 2

Discuss the significance of a preliminary finding with low safety significance (White) and an associated apparent violation of NRC requirements to restore safety chiller 2-06 to operable status in accordance with technical specifications following a refrigerant leak on August 14, 2025. This discussion is part of the process the NRC uses before making a final determination. The finding and apparent violation are discussed in NRC Inspection Report 05000446/2026090, dated April 10, 2026 (NRC’s Agencywide Documents Access and Management System [ADAMS] Accession No. ML26096A393).