Power station turbine hall. High and intermediate pressure turbines in a coal-fired power station. Steam, produced by the heat from burning coal, is passed through these turbines to drive a generator and produce electricity. This is the Drax power station near Selby, North Yorkshire, UK. As of 2006, Drax is the largest, cleanest and most efficient of the UK's coal-fired power stations. It can burn 36,000 tones of coal a day to produce 4,000 megawatts of power, around 7% of the UK's electricity needs. It was built from 1974-1986.