Ontario's Electricity Supply Mix 2017 Data

Electricity Sources Ontario's Electricity Mix1
Nuclear Energy 58.4%
Water Power


Natural Gas 6.2%
Wind 8.0%
Solar PV 2.3%
Bioenergy 0.5%
Non-Contracted 0.8%

1Includes Lennox, dual fuel (ng/bio) consistent with IESO.
** IESO’s embedded generation data set merges biomass and gas.
*** Non-Contracted represents a variety of fuel types that the IESO is unable to categorize due to a lack of information from Local Distribution Companies (LDCs).
Note: Figures may not add to 100% due to rounding.

View the English version of Ontario's System-Wide Electricity Supply Mix Data.