IESO
Ontario’s Independent Electricity System Operator is a government organization with a mixture of commercial and public-policy goals, owned by the government of Ontario. It was created to prepare for deregulation of the province’s electrical system and is governed by a board whose directors are appointed by the provincial government.
IESO
IESO transmission planners are using “adaptive pathways” to account for uncertainty over future load growth.
IESO
IESO’s Technical Panel approved measures to reduce unfulfilled capacity commitments and began discussion of proposed changes for how the ISO breaks ties in its annual auctions.
IESO
Potential energy suppliers in IESO’s second long-term energy and capacity procurement said the ISO's auction rules favor natural gas generators by insulating them from most of the cost of gas transmission upgrades.
IESO
IESO proposes to update its synchrophasor data requirements to include storage resources as part of its effort to expand the use of phasor measurement units in Ontario.
IESO
IESO plans to introduce its first electricity demand-side management program in 2026, focused on commercial HVAC systems during summer to lower peak demand as load grows in Ontario.
IESO
IESO will revise its procedure for breaking capacity auction ties in time for the 2025 contest in November.
IESO
IESO will open some transmission projects to competition, although most will continue being awarded to incumbents.
Ontario Ministry of Energy & Mines
Ontario is putting its chips on nuclear power and natural gas to meet its growing energy demand while directing IESO to incorporate gas distributors and the province’s economic development goals in its system planning.
IESO
Ontario’s newly released integrated energy plan includes a long "to do" list for grid operator IESO.
Brookfield Renewable
IESO completed its second medium-term procurement with contracts with 27 wind and natural gas generators.
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