HOKKAIDO ELECTRIC POWER CO INC operates 18 power plants across 1 country, with a combined installed capacity of 7,901 MW. Its plants with measured data emit a combined 14,127,580 t CO₂/yr.
| Plant | Fuel | Country | MW | t CO₂/yr |
|---|---|---|---|---|
| Tomari | Nuclear | Japan | 2,000 | — |
| Tomato-atsuma power station | Coal | Japan | 1,650 | — |
| Tomatouatsuma power station | Other | Japan | 1,650 | 9,172,600 |
| Shiriuchi power station | Oil | Japan | 700 | 386,330 |
| Ishikariwan Shinko power station | Gas | Japan | 569 | 846,920 |
| Naie power station | Coal | Japan | 350 | 1,945,600 |
| Sunagawa Daini power station | Coal | Japan | 250 | 1,389,800 |
| Niikappu | Hydro | Japan | 200 | — |
| Takami | Hydro | Japan | 200 | — |
| Takisato | Hydro | Japan | 57 | — |
| Uryu | Hydro | Japan | 51 | — |
| Hoheiko | Hydro | Japan | 50 | — |
| Okuniikappu | Hydro | Japan | 44 | — |
| Tokachi | Hydro | Japan | 40 | — |
| Tomura | Hydro | Japan | 40 | — |
| Nokanan | Hydro | Japan | 30 | — |
| Date City | Solar | Japan | 10 | 386,330 |
| Onuma Plant | Geothermal | Japan | 10 | — |
Ownership & capacity: WRI Global Power Plant Database (CC BY 4.0). Measured CO₂ where reported to EPA/EU ETS/Climate TRACE.
