Energy Wholesale contained two companies ScottishPower Generation Ltd which formerly generated 6,200MW of electricity power in the United Kingdom using coal-fired thermal power stations, combined cycle power stations, hydro-electric schemes, pumped storage generation and were acquired by Drax in 2018. In 2006, ScottishPower Renewables (SPR) was granted permission to build Europe's largest on-shore windfarm. The 322 MW / 140 turbine site cost an estimated £300m and covers approximately of moorland south of Glasgow. By 2014, SPR had a portfolio of over 1,250 MW of operating windfarms, including the recently expanded Whitelee with a total generation capacity of 539 MW, making it Europe's largest windfarm. Also within this division is ScottishPower Energy Management Ltd which is responsible for buying and selling wholesale energy.