Electricity Retailing – Disclosure to Consumers, O. Reg. 416/99, requires retailers to disclose to consumers the Ontario system-wide electricity supply mix in the manner established by the Ontario Energy Board. The Board’s Directive for the Disclosure of Information to Consumers by Electricity Retailers under Ontario Regulation 416/99 prescribes the manner and timing requirements for this disclosure. The Directive applies to all retailers, including distributors that provide standard supply service.
Under O. Reg. 416/99 the Ministry of Energy is responsible for providing Ontario’s electricity supply mix data for electricity suppliers. The following label discloses the system-wide electricity supply mix data for 2024. This data must be used by electricity suppliers for the purposes of complying with the disclosure obligations of O. Reg. 416/99 and the Directive. This data should be considered current until further notice.
| Electricity Facts | |
| Electricity sources | Ontario’s Electricity Mix* |
| Nuclear | 48.5% |
| Hydro (Water) | 23.4% |
| Wind | 9% |
| Natural Gas | 16.6% |
| Solar | 2.2% |
| BioEnergy | 0.4% |
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*Includes Lennox and dual fuel (natural gas/bioenergy) and non-contracted emitting generation consistent with IESO. Note: 1. Figures my not add to 100% due to rounding. 2.Figures do not account for the sale and retirement of Clean Energy Credits. To fulfill the requirements of the Regulation, the OEB presents the information in percentages. To support the changes the IESO has made to the presentatin of their distribution-connected data, the supply mis data in the table below is also presented in Terawatt-hours. (TWh) |
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