Ontario OKs Underwater HVDC Line to Toronto
Would be Province’s 1st Competitive Transmission Project
IESO planners said the $1.5 billion HVDC line is the best choice to meet Toronto’s growing energy needs because it would be more “future proof” than two cheaper options. | IESO
Jan 8, 2026
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Ontario approved IESO’s proposed $1.5 billion HVDC line under Lake Ontario, which planners say is needed to meet a potential doubling of Toronto’s electricity demand by 2050.
