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Ontario Power Generation produces about half of the electricity Ontarians rely on every day. Our power is clean, reliable and costs an average of 40% less than other generators.
With operations that span the province from Cornwall to Kenora, we value the safety and health of our communities and 9,000+ employees above all else.
Explore OPG’s diverse generating fleet which includes century-old hydro stations and some of the world’s best run nuclear stations.
Explore our generation
Learn about OPG's generation of clean, low-cost energy, and how we have an energy portfolio with the most diverse generating mix in Ontario.
Learn about the important role nuclear power plays in Ontario and in OPG’s energy mix.
Learn more about OPG's clean, low-cost hydroelectric power portfolio, and how this renewable resource makes up one-third of our energy production.