Beauharnois Hydroelectric Generating Station

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Beauharnois Hydroelectric Generating Station
Centrale de Beauharnois - 2014.jpg
The Beauharnois generating station in 2014.
Beauharnois Hydroelectric Generating Station is located in Southern Quebec
Beauharnois Hydroelectric Generating Station
Location of Beauharnois Hydroelectric Generating Station in Southern Quebec
Location Beauharnois, Quebec,
Coordinates 45°18′50″N 73°54′32″W / 45.31389°N 73.90889°W / 45.31389; -73.90889Coordinates: 45°18′50″N 73°54′32″W / 45.31389°N 73.90889°W / 45.31389; -73.90889
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 1,853 MW
Official name Beauharnois Power Development National Historic Site of Canada
Designated 1990

The Beauharnois Hydroelectric Power 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, and comprises 36 turbines, capable of generating up to 1,853 MW of electrical power. Constructions on the facility began in 1930 and was completed in 1961.[1]

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

Construction of the first phase in 1930.

See also[edit]


  1. ^ Hydroelectric generating stations of HydroQuebec, retrieved 2010-06-25 
  2. ^ "Beauharnois Power Development National Historic Site of Canada". Directory of Designations of National Historic Significance of Canada. Parks Canada. Retrieved 5 March 2012.