| Beauharnois generating station | |
| Dam Crosses: | Saint Lawrence River |
| Location: | Beauharnois, Quebec, Canada |
| Dam Type: | Gravity dam |
| Construction Began: | 1930 |
| Opening: | 1961 |
| Owner: | Hydro-Québec |
| Plant Turbines: | 36 |
| Plant Hydraulic Head: | 24.392NaN2 |
| Plant Capacity: | 1,903 MW |
| Location Map: | Canada Quebec Southern#Canada |
| Coordinates: | 45.3139°N -73.9089°W |
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 of electrical power. Constructions on the facility began in 1930 and was completed in 1961.
The facility was designated a National Historic Site of Canada in 1990.[2]