Sellafield completes defueling of Calder Hall - World Nuclear News

Sellafield completes defueling of Calder Hall - World Nuclear News: Work has been completed to remove fuel from the world's first commercial nuclear power plant at Calder Hall in west Cumbria, in northwest England. Opened on 17 October 1956, Calder Hall was in operation for 47 years, until 2003, and the defueling operation began in 2011.