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Market Renewal
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Sector Participants
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Corporate IESO
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Media
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About the IESO
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What We Do
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Publications
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Ontario"s Power System
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Overview of Sector Roles
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A Smarter Grid
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Electricity Market Today
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Creating the Electricity Market of Tomorrow
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Ensuring A Reliable Grid
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Energy Transformation Network of Ontario
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Planning and Forecasting
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Electricity Pricing in Ontario
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For Residents and Small Businesses
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For Mid-sized and Large Businesses
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How the Wholesale Electricity Price is Determined
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What is Global Adjustment?
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Conservation and Energy Efficiency
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Energy Efficiency in Ontario
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Energy Efficiency Research
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Ontario"s Supply Mix
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Ontario"s Energy Capacity
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Managing A Diverse Supply of Energy
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Energy Resources: How They Work
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Natural Gas Phase-Out Study
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For Residents There are many ways to participate in energy efficiency efforts - learn how.
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For Business Investing in energy efficiency provides opportunities beyond energy savings.
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Regional Planning and Community Engagement Get involved with power planning for your region.
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Funding Opportunities A range of funding programs to help make Ontario’s electricity system cleaner, greener and smarter.
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Innovation Find out what the IESO is doing to enable innovation in support of its mandate.
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Indigenous Relations Indigenous communities are increasingly playing an active role in Ontario"s energy sector.
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Stakeholder Engagement Provide input and feedback on proposed changes affecting Ontario"s electricity sector.
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microFIT Program Updates and resources for Ontario"s microFIT Program are available here.
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Demand, Supply, and Price GraphsThis section provides the opportunity to compare real-time demand, supply and price data, as well as access to historical reports.
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This Hour’s Data
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Demand Overview Read more about Ontario’s electricity demand records, forecasts and related real-time reports.
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Supply Overview Get current and historical data for Ontario’s transmission and distribution level supply and yearly import/export data.
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Data Directory A collection of all reports provided on the IESO Public Reports site as well as access to historical data.
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Price Overview Learn about electricity price trends and gain access to historical monthly average prices, global adjustment rates and time-of-use.
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Daily Market Summaries Daily summaries of market activity.
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Monthly Market Reports Monthly summaries of market activity.
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Powering Tomorrow
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EDT EDT EDT See Ontario"s changing demand conditions on the power data graphs.
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Peak Tracker
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Hourly Output by Fuel Type (Transmission-Connected) EDT EDT
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EDT month-to-date 6.64
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funding
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Learn more
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agenda
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registration
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September 21-23 stakeholder engagement meetings
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December 2021 Capacity Auction - Enrollment Reminder
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IESO and OEB Joint Targeted Call Template Webinar
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More News
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Stakeholder Engagement Meetings: October 19-21
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Gas Phase-Out Impact Assessment meeting
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Calendar
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Contact
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Document Library
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Careers
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IESO Public Reports
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Accessibility
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