Sellafield may have started as early as August 2004, and was categorised as a level 3 event on the International Nuclear Event Scale, resulting in fines. In February 2009, NuGeneration (NuGen), a consortium of GDF Suez, Iberdrola and Scottish and Southern Energy (SSE), announced plans to build a new nuclear power station of up to 3.6GW capacity at Sellafield. In October 2009, NuGen purchased an option to acquire land around Sellafield from the NDA for £70m. On 2 June 2010, Sellafield's gates were closed as a precaution in the wake of a deadly shooting spree and subsequent police manhunt, and the
Trawsfynydd nuclear power station Trawsfynydd nuclear power station Trawsfynydd nuclear power station is a former Magnox power station situated in Snowdonia National Park in Gwynedd, Wales. The plant, which became operational in 1965, was the only nuclear power station in the UK to be built inland, with cooling water was taken from the man-made Llyn Trawsfynydd reservoir. It was closed in 1991. Work to completely decommission the site is expected to take almost 100 years. The power station, which takes its name from the nearby village of Trawsfynydd, was designed by Basil Spence. The construction, which was undertaken by a consortium involving Crompton Parkinson,