Claim: The Nuclear Decommissioning Authority estimated that in 2016 it would cost 117.4 billion to decommission and clean up Sellafield, a multi-function nuclear site in Cumbria, England.
Evidence: In 2014, the undiscounted decommissioning cost estimate for Sellafield was increased to £79.1 billion, and by 2015 to £117.4 billion.