EPR de Flamanville : EDF postpones (again) restarting to April 11

The start-up of the Flamanville EPR, initially scheduled for the end of March, was postponed to 11 April 2025. This shift, presented as a technical precaution by EDF, is part of a sequence of gradual and complex commissioning, reflecting the requirements specific to this type of new generation reactor. Announced on 7 April 2025, the new postponement of the restart of the Flamanville EPR reactor illustrates the challenges of the upscaling phase o…

On 7 April 2025, EDF formalized the postponement of the restart of the EPR reactor (European pressurized reactor) in Flamanville. Initially scheduled for 30 March, the operation is now expected by 11 April. This new delay revives the questions about the reliability of the equipment and the ability of the public operator to stabilize a project already marked by twelve years of delay. The difficulties are going on for the EPR in Flamanville: a dot…