The Hume Power Station is a 58 megawatts (78,000 hp) hydro-electric power station installed in the dam wall, and is primarily used for peak-load generation. The station has an average annual output of 220 gigawatt-hours (790 TJ). The power station has two 29 megawatts (39,000 hp) turbines and is operated by Meridian Energy.

The power station was completed in 1957, running two 25 megawatts (34,000 hp) turbines. In 2000, these turbines were each upgraded to 29 megawatts (39,000 hp).