Ontario’s electricity system has many moving parts, all working together to ensure electricity supply remains reliable, affordable and sustainable. Here are some quick facts, videos and online tools to help boost your energy IQ.
This collection of maps and online tools can help you navigate Ontario’s electricity system.
Ontario Electricity System Map
The many components of Ontario’s electricity system, including the location of regional planning zones, transmission lines and power plants.
Ontario's Wind Map
The real-time contribution of wind to Ontario’s electricity supply, showing total output on a minute-by-minute basis.
Find Your Local Distribution Company
An online database of Ontario's Local Distribution Companies and the municipalities they service.
A repository of data about Ontario’s electricity system, from 2012 to the present.
Historical and projected peak electricity demand statistics for Ontario.
Managing the Power System | About the IESO
The IESO balances supply and demand – 24 hours a day, 7 days a week – ensuring that enough electricity is available across the province, when and where it is needed.