La Grande-4 generating station

From Wikipedia, the free encyclopedia

La Grande-4 dam and reservoir from the air.
La Grande-4 dam and reservoir from the air.

La Grande-4 is a hydroelectric generating station on the La Grande River that is part of Hydro-Québec's James Bay Project. The station can generate 2,779 MW and was commissioned in 1984–1986. It generates electricity through the reservoir and dam system.


La Grande-4 generating station
Year commissioned: 1984-1986
Installed capacity: 2,779 MW
Number of turbines: 9
Turbine capacity: 308.8 MW
Type of turbine: Francis
Net rated head: 116.7 m (382.9 ft)
Distance from James Bay: 463 km (288 mile)
Size of reservoir: 765 km² (295 mile²)
Spillway capacity: 7,335 m³/s (9,594 yd³/s)
Source: Hydro-Québec, The La Grande Complex visitor booklet, 2004.

[edit] See also

[edit] External links

Coordinates: 53°53′4″N, 73°27′38.6″W