| Beauharnois generating station | |
|---|---|
 The Beauharnois generating station in 2014. | |
  Location of Beauharnois generating station in Southern Quebec  Beauharnois generating station (Canada) | |
| Location | Beauharnois, Quebec, Canada |
| Coordinates | 45°18′50″N 73°54′32″W / 45.31389°N 73.90889°W |
| Construction began | 1930 |
| Opening date | 1961 |
| Owner(s) | Hydro-Québec |
| Dam and spillways | |
| Type of dam | Gravity dam |
| Impounds | Saint Lawrence River |
| Power Station | |
| Hydraulic head | 24.39 m (80.02 ft) |
| Turbines | 36 |
| Installed capacity | 1,903 MW |
| Official name | Beauharnois Power Development National Historic Site of Canada |
| Designated | 1990 |
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]
