The Barron Gorge Hydroelectric Power Station (or Barron Gorge Hydro) in Queensland, Australia is an electricity power station commissioned in 1963 with a maximum capacity of 66 megawatts (89,000 hp). It is located in the locality of Barron Gorge in the Wet Tropics World Heritage Area 20 kilometres (12 mi) north-west of Cairns. It replaced an earlier station which was the first underground power station in the country and the first hydroelectric station in Queensland. The power station was refurbished in 2006.