La Grande Reservoir 3

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La Grande Reservoir 3
Location: Québec (Canada)
Tributaries: La Grande Rivière
Drain: La Grande Rivière
La Grande 3 Reservoir (Québec)
La Grande Reservoir 3
Coordinates 53 ° 50 '13 "  N , 75 ° 24' 22"  W Coordinates: 53 ° 50 '13 "  N , 75 ° 24' 22"  W
Data on the structure
Construction time: 1976-1983
Height of the barrier structure : 93 m
Building volume: 22.112 million m³
Crown length: 3 845  m
Power plant output: 2 417  MW
Data on the reservoir
Altitude (at congestion destination ) 256  m
Water surface 2 420  km²
Total storage space : 60,020 million m³
Design flood : 10 000  m³ / s

The Réservoir La Grande 3 is a reservoir in the Canadian province of Québec . Located in the Jamésie region, it is part of the Baie James hydropower project .

The two main dams of Barrage La Grande-3 are 93 m high and together 4.3 km long. Together with 67 additional dikes [possibly are meant here dams, dykes do not impound a river] they impound the river La Grande Rivière into one of the largest reservoirs on earth. The water surface is 2420 km², the storage capacity is more than 60 billion m³ (= 60 km³). La Grande 3 is located on the watercourse of La Grande Rivière , between the Réservoir Robert-Bourassa and the Réservoir La Grande 4 .

In the associated storage power plant La Grande-3 (also known as LG-3) are twelve turbine generator units at a drop height of 79 meters, 2,417  MW generated.

See also

Individual evidence

  1. ^ Société d'énergie de la Baie James (ed.): Le complexe hydroélectrique de La Grande Rivière. Realization of the première phase . Éditions de la Chenelière, Montreal 1987, ISBN 2-89310-010-4 , pp. 181 .
  2. ^ Réservoir La Grande 3. Commission de toponymie du Québec, accessed on March 26, 2012 (French).
  3. Centrales hydroélectriques. Hydro-Québec, accessed March 13, 2012 (French).