Turlough Hill
Turlough Hill (Irish: Cnoc an Turlaigh, meaning 'Hill of the Turlach'), also known as Tomaneena (Irish: Tuaim an Aonaigh, meaning 'mound of the assembly/fair'), is a 681-metre-high (2,234 ft) mountain in County Wicklow in Ireland and site of Ireland's only pumped-storage hydroelectricity plant. The power station is owned and operated by the ESB and can generate up to 292 megawatts (392,000 hp) of electricity at times of peak demand.