Wylfa Newydd nuclear power station, also known as Wylfa B, was a proposed project to construct a 2,700 MWe nuclear power station with two ABWR reactors in Anglesey, Wales. The project was owned by Horizon Nuclear Power which is a subsidiary of Hitachi, who are also the main shareholder in Hitachi-GE Nuclear Energy, the supplier of the reactors for the project. Hitachi withdrew from the project in September 2020.