The Ontario Energy Report provides an up-to-date snapshot of Ontario’s energy sector.

Electricity Data
Second Quarter 2016

April–June 2016


Transmission Grid-connected Generation Output (Q2)
Nuclear 20.3 TWh 59%
Hydro 9.7 TWh 28.2%
Wind 1.8 TWh 5.1%
Gas 2.3 TWh 6.7%
Biofuel 0.1 TWh <1%
Solar 0.16 TWh <1%
Conservation Savings (Q2)
Net Peak Demand Savings 203 MW
Net Energy Savings 149 GWh


Ontario Grid-connected Peak Demand (Q2)

21,692 MW

set June 20, 2016, 6:00 pm EDT

Ontario Grid-connected Peak Demand (for 2016)

21,692 MW

set in Q2 – June 20, 2016, 6:00 pm EDT

Commodity Cost

Commodity Cost (Q2) – Class A (¢/kWh)
  Q2 YTD
Hourly Ontario Energy Price
(Unweighted average)
1.21 1.1
Global Adjustment
(Average, Class A)1
5.54 5.65
Total 6.75 6.75
Commodity Cost (Q2) – Class B (¢/kWh)
  Q2 YTD
Hourly Ontario Energy Price
(Weighted Average)
1.34 1.2
Global Adjustment
(Average, Class B)1
10.45 10.14
Total 11.79 11.34

1 Class A customers are large electricity consumers that pay Global Adjustment based on their proportion of energy use during the five hours of the year with the highest demand. All other customers are Class B.

Ontario’s Transmission Grid

Ontario's Power Grid map, View Full Map PDF

Electricity Report

Electricity Report cover, download Electricity Q2 2016 PDF

Electricity Data

Data used in creating the Electricity Report, downloadable in Excel format.

To open in Windows Internet Explorer, press "save".

What’s New

A collection of electricity reports and publications.

We would like your input as we continue to enhance the Ontario Energy Report. Please send your questions or suggestions to: