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Ontario Power Generation Inc — power plant portfolio

Ontario Power Generation Inc operates 10 power plants across 1 country, with a combined installed capacity of 3,400 MW.

10power plants
3,400MW total capacity
1countries
t CO₂/yr (source-labelled)

Fleet by fuel

Hydro: 6 plants6HydroBiomass: 2 plants2BiomassGas: 2 plants2Gas

Fleet interpretation

Ontario Power Generation Inc is represented here as an asset portfolio, not just a company label. The visible fleet spans 1 country; the largest concentration is Canada (10).

The fuel mix by asset count is hydro (6), biomass (2), gas (2). The largest listed asset is Lennox in Canada (2,100 MW), and the mean listed unit size is about 349 MW across units with capacity data.

CO₂ coverage is source-labelled: 0 plants have a reported or modelled CO₂ value in the dataset, including 0 measured records. Missing values remain blank rather than inferred as company totals.

Method: plant-level records are grouped by owner/operator label, then aggregated by country, fuel, capacity and CO₂ provenance.

All 10 plants

PlantFuelCountryMWt CO₂/yr
LennoxGasCanada2,100
Smoky FallsHydroCanada267
KiplingHydroCanada230
HarmonHydroCanada219
Atikokan-G1BiomassCanada215
Little LongHydroCanada200
Thunderbay G3BiomassCanada135
LandisGasCanada78
Lac Seul / Ear FallsHydroCanada29
Healey FallsHydroCanada18

Ownership & capacity: WRI Global Power Plant Database (CC BY 4.0). CO₂ is measured for EPA/EU ETS records and modelled for Climate TRACE records.

Frequently asked questions

How many power plants does Ontario Power Generation Inc operate?

Ontario Power Generation Inc operates 10 power plants across 1 country, with about 3,400 MW of total capacity.

What is Ontario Power Generation Inc's largest power plant?

Lennox in Canada is its largest at about 2,100 MW.

What types of power plants does Ontario Power Generation Inc run?

Its fleet is mostly hydro (6), biomass (2), gas (2).

By Dmytro Aheiev, Inzonex Research · ORCID 0009-0001-5512-0291 · data sources and methodology