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La Grande-4 generating station

Coordinates: 53°53′10″N 73°27′45″W / 53.88611°N 73.46250°W / 53.88611; -73.46250
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La Grande-4 generating station
Aerial view of the La Grande-4 reservoir and dam
Official nameLa Grande-4
LocationBaie-James, Quebec, Canada
Coordinates53°53′10″N 73°27′45″W / 53.88611°N 73.46250°W / 53.88611; -73.46250
Opening date1986
Owner(s)Hydro-Québec
Dam and spillways
ImpoundsLa Grande River
Height125 m (410 ft)
Length3,800 m (12,500 ft)
Spillway capacity7,335 m3/s (259,033 cu ft/s)
Reservoir
CreatesLG-4 Reservoir
Surface area765 km2 (295 sq mi)
Power Station
Hydraulic head116.7 m (383 ft)
Turbines9 × 308.8 MW (Francis turbine)
Installed capacity2,779 MW
Hydro-Québec, The La Grande Complex visitor booklet, 2004, ISBN 2-550-41276-1

The La Grande-4 (LG-4) is a hydroelectric generating station on the La Grande River in Quebec, Canada that is part of Hydro-Québec's James Bay Project. The station can generate 2,779 MW and was commissioned in 1984.[1][2][3] It generates electricity through the reservoir and dam system.

References

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  1. ^ Abbott, D. (1992). "EDITORIAL: "The Generation of Electricity from James Bay, Quebec, Canada by Hydro-Québec"". Energy Exploration & Exploitation. 10 (3): 141–146. ISSN 0144-5987.
  2. ^ Carmen (23 November 2021). "La Grande-4, Canada". Power Technology. Retrieved 2 February 2024.
  3. ^ "Hydroelectric Generating Stations" (PDF). Hydro Quebec.
The spillways of the La Grande 4.

See also

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