The Terror Lake Hydroelectric Generating Station is the principal power plant for Kodiak Island, Alaska. The Hydroelectricity station consists of three vertical shaft turbine units rated 11 megawatts each at 1200 feet head. Two units were installed when the station was constructed in 1985, and the third unit rated 11.5 MW was installed in the fall of 2013. The station is owned and operated by the , an electrical cooperative owned by its customers. The station is located about 25 miles from the city of Kodiak and is accessible only by air or boat.