Question: where is wylfa power station?
Answer: Wylfa Nuclear Power Station (Welsh: Atomfa'r Wylfa) is a former Magnox power station situated west of Cemaes Bay on the island of Anglesey, off the northwestern coast of Wales. Construction of the two 490 MW nuclear reactors, known as "Reactor 1" and "Reactor 2", began in 1963. They became operational in 1971.