The La Grande-2-A is a hydroelectric power station on the La Grande River that is part of Hydro-Québec's James Bay Project. The station can generate 2,106 MW and was commissioned in 1991–1992. Together with the adjacent Robert-Bourassa generating station, it uses the reservoir and dam system of the Robert-Bourassa Reservoir to generate electricity.

La Grande-2-A Generating Station
Official name La Grande-2-A
Locale Quebec, Canada
Coordinates 53°46′46″N 77°32′54″W / 53.77944°N 77.54833°W / 53.77944; -77.54833 / 53.77944; -77.54833
Opening date 1992
Owner(s) Hydro-Québec
Dam and spillways
Impounds La Grande River
Spillway capacity 16,280 m3/s (574,923 cu ft/s)
Creates Robert-Bourassa Reservoir
Capacity 6,170,000,000 m3 (2.18×1011 cu ft)
Surface area 2,835 km2 (1,095 sq mi)
Hydraulic head 138.5 m (454 ft)
Power station
Turbines 6 × 351 MW (Francis turbine)
Installed capacity 2,106 MW