Emissions
ESTIMATEDerived from the Ontario fuel mix · gCO₂/kWh
SourceIESO· live
Carbon intensity (est.)
127 g
gCO₂/kWh
Renewable share
28%
hydro + wind + solar
Non-emitting share
74%
incl. nuclear
Carbon intensity is an estimate derived from the current Ontario fuel mix using standard per-fuel emission factors (gas ≈ 490 gCO₂/kWh; nuclear, hydro, wind, solar, and storage ≈ 0). It is not a metered figure.
| Fuel | Output (MW) | Share |
|---|---|---|
| Nuclear | 7,481 | 46.6% |
| Gas | 4,146 | 25.9% |
| Hydro | 2,912 | 18.2% |
| Wind | 1,499 | 9.3% |
| Solar | 0 | 0.0% |
| Other | 0 | 0.0% |