La Grande-4 generating station
The La Grande-4 (LG-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.
The spillways of the La Grande 4.
| La Grande-4 generating station | |
|---|---|
 Aerial view of the La Grande-4 reservoir and dam | |
| Official name | La Grande-4 |
| Location | Baie-James, Quebec, Canada |
| Coordinates | 53°53′10″N 73°27′45″W |
| Opening date | 1986 |
| Owner(s) | Hydro-Québec |
| Dam and spillways | |
| Impounds | La Grande River |
| Height | 125 m (410 ft) |
| Length | 3,800 m (12,500 ft) |
| Spillway capacity | 7,335 m3/s (259,033 cu ft/s) |
| Reservoir | |
| Creates | LG-4 Reservoir |
| Surface area | 765 km2 (295 sq mi) |
| Power Station | |
| Hydraulic head | 116.7 m (383 ft) |
| Turbines | 9 × 308.8 MW (Francis turbine) |
| Installed capacity | 2,779 MW |
| Hydro-Québec, The La Grande Complex visitor booklet, 2004, ISBN 2-550-41276-1 | |
See also
- List of largest power stations in Canada
- List of hydroelectric stations in Quebec
- Reservoirs and dams in Canada
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