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Ontario greenlights OPG’s SMR build—the province’s first new nuclear project in over 30 years

Anthony Capkun May 21, 2025 3 min read
Electrical Business
Ontario greenlights OPG’s SMR build—the province’s first new nuclear project in over 30 years
AI Article Summary

Ontario has approved Ontario Power Generation to begin constructing its first new nuclear project in over 30 years, comprising four small modular reactors (SMRs) at the Darlington New Nuclear Project site. A partnership between Aecon Group and Kiewit Nuclear Canada will handle the construction, scheduled for completion in 2030. The project will use Integrated Project Delivery and will collaborate with GE Vernova Hitachi Nuclear Energy and AtkinsRéalis to deliver North America's first grid-scale SMR. The Darlington units will generate a total of 1200 MW using commercially available uranium.