Appleton is a run-of-river hydroelectric facility located adjacent to the town of Appleton, near Ottawa, Ontario. It was constructed in 1994 on the Mississippi River at the site of an old mill.
Power is generated using three induction generators coupled through gearboxes to propeller and Kaplan turbines.
The facility generates an average of 6,300 megawatt hours each year.
TransAlta owns and operates the Appleton facility through its wholly owned subsidiary Canadian Hydro Developers.