The Independent Electricity System Operator (IESO) works at the heart of Ontario's power system. The IESO delivers key services across the electricity sector including: managing the power system in real-time, planning for the province's future energy needs, enabling conservation and designing a more efficient electricity marketplace to support sector evolution.
Energy Storage in Ontario
Energy storage has many benefits for communities, including supporting the integration of renewable resources, spurring economic development and providing back-up power during emergencies.
Resource Adequacy – June 2023
The most recent procurement for long-term supply has now concluded, adding a total of 882 MW to the province’s planned storage fleet, while complementary processes such as the growing Capacity Auction are securing resources to respond to upcoming system needs.
To learn more about how these procurements are helping to meet Ontario’s emerging electricity needs, visit the most recent Resource Adequacy update.
News and Updates:
- IESO Reliability Outlook: Ontario Electricity System Prepared Through 2024 September 21, 2023
- Update on Expedited Long-Term RFP, Same Tech Upgrades and Medium-Term 1 RFP September 21, 2023