Nuclear power in the United Kingdom became a public limited company, British Nuclear Fuels plc, wholly owned by the UK government. A Thermal Oxide Reprocessing Plant (THORP) was opened at Sellafield in 1994. Construction had begun in the 1970s and cost £2.4 billion. The Sizewell B nuclear power plant was built and commissioned between 1987 and 1995, and began producing power for the national grid in February 1995. Its construction followed a four-year, 16 million-word public inquiry. As of 2014 it is the most recent nuclear plant to be constructed in the United Kingdom. Sizewell B was intended to be the first of a series of
Wylfa Nuclear Power Station Wylfa Nuclear Power Station Wylfa Nuclear Power Station () is a former Magnox power station situated west of Cemaes Bay on the island of Anglesey, North Wales. Construction of the two 490 MW nuclear reactors, known as "Reactor 1" and "Reactor 2", began in 1963. They became operational in 1971. Wylfa was located on the coast because seawater was used as a coolant. In 2012 Reactor 2 was shut down. Three years later, Reactor 1 was switched off on 30 December 2015 so ending 44 years of operation at the site. Wylfa Newydd (literally New Wylfa) is a proposed new