Hydro-Québec TransÉnergie

Hydro-Québec TransÉnergie

Our mission : Hydro-Québec TransÉnergie operates the most extensive transmission system in North America, markets system capacity and manages power flows across Québec. Our Direction–Contrôle et exploitation du réseau acts as Reliability Coordinator for transmission systems in Québec. Find out more

Of Interest!

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December 23, 2014

Our system
  • 34,187 km of lines
  • 530 substations
Our interconnections
  • 15 interconnections* with the systems in Ontario, New Brunswick and the U.S. Northeast.
  • 7,974 MW of interconnection import capacity
  • 6,025 MW of interconnection export capacity
Reliability coordinator mandate

Our Direction–Contrôle et exploitation du réseau acts as Reliability Coordinator for transmission systems in Québec.
Find out more

* An interconnection common to New York and Ontario is only counted once in the total.

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