|Installed Capacity||37,044 MW (transmission-connected)
Source: 18-Month Outlook released September 2018
|Record Summer Peak||27,005 MW (August 1, 2006)|
|Record Winter Peak||24,979 MW (December 20, 2004)
Ontario's peak energy use is typically in the summer months when people use air conditioners to beat the heat. Peaks also take place in the winter when the weather is especially cold. Weather has the biggest influence on electricity demand.
|Consumers Served||4.9 million|
|Transmission Lines||30,000 km|
|Ontario Import Capability||4,500-5,200 MW|
|IESO Wholesale Market||$17 billion in financial transactions per year|
|Average Weighted Wholesale Market Price (2017)||1.58¢/kWh|
|Global Adjustment Class B Rate (2017)||9.97¢/kWh|
|Total Annual Energy Consumed (2017)||132.1 TWh|
|Conservation Results 2016||In 2016, Ontarians achieved 1,267 gigawatts (GWh), or 1.267 TWh of energy savings ̶ for a combined total of 2,810 GWh, or 2.81 TWh, from 2015 and 2016, persisting to 2020.|
1 Gigawatt hour (GWh) = 1 million kWh
1 Terawatt hour (TWh) = 1,000 GWh
What is 1 kWh?
A cyclist exerts an equivalent of 1 kWh of electricity when biking from London to Guelph. See more at www.1kwh.ca.