As Ontario's largest, low-carbon electricity generator, Ontario Power Generation (OPG) invests in local economies and employs thousands of people across Ontario and the United States.

OPG regularly sponsors community events across the province and houses wildlife trails in the exclusion zones around its nuclear stations in Durham Region. The company's annual employee charity …

5 days ago · The full-scale reactor mock-up at Darlington nuclear power plant helped train workers to execute the refurbishment project. (Photo: OPG) Ontario Power Generation, Canada's leading power …

4 days ago · The four-unit Darlington nuclear power station in the Canadian state of Ontario. Courtesy OPG. The construction phase of refurbishment of the fourth Candu reactor at the Darlington nuclear …

3 days ago · News ‘Amazing achievement’: OPG concludes Darlington nuclear plant refurbishment Unit 4 scheduled to return to service this month ahead of schedule and under budget.

Ontario Power Generation (OPG) is proud to be the largest, low-carbon power producer in the province. We invest millions in local economies and employ thousands of people to maintain a modern, …

OPG operates a diverse range of generating assets that power Ontario homes and businesses. Our 11,000+ employees generate roughly half of Ontario's electricity needs from a combination of …

OPG is Ontario's largest electricity generator responsible for supplying clean, reliable, safe, and low-cost power to electricity transmission and distribution companies.

5 days ago · Construction on OPG’s Darlington Refurbishment is now complete and the project is set to be delivered ahead of schedule and under budget.

May 8, 2025 · OPG is set to construct North America’s first commercial, grid-scale Small Modular Reactor (SMR) at its Darlington Nuclear site. The first of four SMRs is expected to be in service by …