Northwest Greater Toronto Area transmission corridor study area

Get mapping data related to the Northwest Greater Toronto Area Transmission Corridor Identification Study.

In June 2019, the Ministry of Energy, Northern Development and Mines along with Ontario’s electricity system planner, the Independent Electricity System Operator, launched the Northwest GTA Transmission Corridor Identification Study to identify an appropriate corridor of land for use by future power lines if and when the need arises.

The shapefiles available for download outline the outer boundaries for:

  • the Northwest GTA Transmission Corridor Identification Study area, announced in June 2019
  • the Northwest GTA Transmission Corridor Narrowed Area of Interest, announced in September 2019


Ontario's Open Data Team


Data Available

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Covers 2019-01-01 - 2019-01-01

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Field Value
Geographic coverage Ontario
Geography Breakdown None
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