Electricity Supply

Ontario’s Electricity System Wide Supply Mix

In Ontario, electricity is produced from a number of sources. The Electricity Supply Mix, for an electricity product, is the combination of power sources used to generate the product.

The following chart shows the combination of electricity sources used to generate the electricity consumed in Ontario in 2021.

2021 Electricity Facts

Click here to view the full Ontario’s system-Wide Electricity Mix: 2021 Data