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Power Data

Power Data

This section provides easy access to market data, including real-time and historical reports.

Ontario Demand at 9:00 a.m. EST
19,264 MW
Market Demand at 9:00 a.m. EST
20,662 MW
Hourly Output by Fuel Type at 9:00 a.m. EST
Nuclear
11,415 MW
Hydro
4,381 MW
Gas
3,237 MW
Wind
348 MW
Solar
228 MW
Biofuel
27 MW
Hourly Ontario Energy Price at 9:00 a.m. EST
$20.04 / MWh
Global Adjustment 1st Estimate (July)
$103.05/ MWh
Ontario Demand
Market Demand
Compare With
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Compare With Ontario Demand
Compare With Market Demand

Download XML: Demand | Supply | Price

Data Directory

A collection of all reports provided on the IESO Public Reports site as well as access to historical data.

The IESO uses the "Hour Ending" naming convention for the hours in a day. For example, Hour 1 is from 12 am. to 1 am., Hour 2 is from 1 am. to 2 am. Hours 1-24 are the hours from midnight one day through midnight the next day. Eastern Standard Time is used year round.

Demand Icon

Demand Overview

Read more about Ontario’s electricity demand records, forecasts and related real-time reports.

Supply Icon

Supply Overview

Get current and historical data for Ontario's transmission and distribution level supply and yearly import/export data.

Price Icon

Price Overview

Learn about electricity price trends and gain access to historical monthly average prices, global adjustment rates and time-of-use.

Conservation Icon

Conservation Overview

Learn about the progress made by Ontario's electricity conservation and demand response programs.

The Market Day

HOEP ($/MWh)

Dispatch    Pre-Dispatch

HE
1 8.62
2 11.48
3 5.99
4 0.00
5 2.16
6 7.18
7 13.22
8 18.54
9 20.04
10 21.69
11 22.91
12 39.47
13 53.16
14 93.34
15 93.34
16 81.21
17 93.34
18 84.67
19 72.45
20 37.00
21 22.30
22 19.14
23 19.14
24 17.47

Ontario Demand (MW)

Actual    Projected

HE
1 15,690
2 14,904
3 14,340
4 14,132
5 14,132
6 14,831
7 16,293
8 18,103
9 19,264
10 20,666
11 21,451
12 22,129
13 22,465
14 22,881
15 23,290
16 23,598
17 23,827
18 23,855
19 23,434
20 22,680
21 21,878
22 20,808
23 19,263
24 17,858

Market Demand (MW)

Actual    Projected

HE
1 18,193
2 17,677
3 17,245
4 16,865
5 16,772
6 17,126
7 17,993
8 19,434
9 20,662
10 23,185
11 23,542
12 24,296
13 24,700
14 25,032
15 25,473
16 25,864
17 26,065
18 26,112
19 25,720
20 25,137
21 24,365
22 22,986
23 21,385
24 19,024
Recent Summaries

Daily

Monthly

Global Adjustment Rates

Global Adjustment (GA) Rates and Average Hourly Ontario Energy Price

*Preliminary values for average HOEP will be available soon after month end, and can be confirmed in the Monthly Market Report. Global Adjustment values will be finalized 10 business days after month end.


Date 1st 2nd Actual Rate Avg. HOEP
Jul 2020 103.05
Jun 2020 115.00 115.00
May 2020 92.93 115.00 115.00 8.25
Apr 2020 137.07 115.00 115.00 6.05
Mar 2020 104.32 112.12 119.42 13.93
Feb 2020 124.51 114.35 113.31 14.52
Jan 2020 83.23 99.93 102.32 14.82
Dec 2019 85.69 90.66 93.21 21.91
Nov 2019 107.27 101.09 99.53 20.71
Oct 2019 178.78 118.86 136.80 7.25
Sep 2019 129.34 163.92 122.63 14.34
Aug 2019 72.11 109.74 126.07 16.13
Date 1st 2nd Actual Rate Avg. HOEP
Jul 2020 10.31
Jun 2020 11.50 11.50
May 2020 9.29 11.50 11.50 0.83
Apr 2020 13.71 11.50 11.50 0.61
Mar 2020 10.43 11.21 11.94 1.39
Feb 2020 12.45 11.44 11.33 1.45
Jan 2020 8.32 9.99 10.23 1.48
Dec 2019 8.57 9.07 9.32 2.19
Nov 2019 10.73 10.11 9.95 2.07
Oct 2019 17.88 11.89 13.68 0.73
Sep 2019 12.93 16.39 12.26 1.43
Aug 2019 7.21 10.97 12.61 1.61
Peak Tracker

Top 10 Ontario demand peaks with coincident adjusted AQEW values to date

Real-time snapshot of the highest Ontario demand values with coincident adjusted AQEW values for the current base period that can be used to track potential ICI peak hours. The status column indicates whether the coincident adjusted AQEW value is Initial, Preliminary or Final.

as of 7 Jul 2020


Rank Date Hour Ending (EST) Ontario Demand (MW) Coincident Adjusted AQEW (MWh) *Status (Initial, Prelim, Final)
1 06 Jul 2020 17 23,191
2 03 Jul 2020 18 22,522
3 02 Jul 2020 17 22,457
4 29 Jun 2020 18 21,292 20,876 Initial
5 05 Jul 2020 18 21,163
6 30 Jun 2020 17 20,723 20,242 Initial
7 04 Jul 2020 18 20,701
8 26 May 2020 17 20,649 20,062 Final
9 22 Jun 2020 16 20,632 20,006 Prelim
10 10 Jun 2020 18 20,511 20,047 Prelim

*Initial data is published 7 calendar days after the trade date. Preliminary data is published 10 business days after the trade date. Final data is published 20 business days after the trade date. A blank column indicates adjusted AQEW values are not yet available.