The Beauharnois generating station is a run-of-the-river hydroelectric power station along the Saint Lawrence Seaway on the Saint Lawrence River, in Quebec, Canada.

The station was built in three phases,[1] and comprises 36 turbines, capable of generating up to 1,903 MW of electrical power.

Constructions on the facility began in 1930 and was completed in 1961.

[2] The facility was designated a National Historic Site of Canada in 1990.

[3]