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Carbon intensitygCO₂eq/kWh

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Canada

Ontario

Market Tool Outage - OMB

Dec 10, 2025, 1:00 – 3:00 PM EST


13:15 - 13:45 EST Dispatch Service: Automated dispatch instructions sent via Dispatch Service will be unavailable. The IESO will manually dispatch by phone as necessary. The Dispatch Service Web UI users may get disconnected and will need to login and verify connected after the outage. Users may get disconnected and will need to login and verify access (MP action may be required). ICCP: The Inter-Control Center Communication Protocol (ICCP) link to IESO will be unavailable. IESO Reports Site: Confidential Report publication will be delayed. Public Report publication will be delayed. UCM: Commitment notifications will not be issued. 14:00 - 14:10 EDT IESO Reports Site: The Adequacy report will not be published. 14:00 - 15:00 EDT IESO Reports Site: The Predispatch report will not be published.
Grid alerts are free while in the experimental phase