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HOKKAIDO ELECTRIC POWER CO INC — power plant portfolio

HOKKAIDO ELECTRIC POWER CO INC operates 18 power plants across 1 country, with a combined installed capacity of 7,901 MW. Its plants with asset-level emissions data total 14,127,580 t CO₂/yr.

18power plants
7,901MW total capacity
1countries
14,127,580t CO₂/yr (source-labelled)

Fleet by fuel

Hydro: 9 plants9HydroCoal: 3 plants3CoalSolar: 1 plants1SolarGeothermal: 1 plants1GeothermalNuclear: 1 plants1NuclearGas: 1 plants1GasOil: 1 plants1Oil

Fleet interpretation

HOKKAIDO ELECTRIC POWER CO INC is represented here as an asset portfolio, not just a company label. The visible fleet spans 1 country; the largest concentration is Japan (17).

The fuel mix by asset count is hydro (9), coal (3), solar (1), geothermal (1). The largest listed asset is Tomari in Japan (2,070 MW), and the mean listed unit size is about 372 MW across units with capacity data.

CO₂ coverage is source-labelled: 4 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 18 plants

PlantFuelCountryMWt CO₂/yr
TomariNuclearJapan2,070
Tomato-atsuma power stationCoalJapan1,6509,172,600
Shiriuchi power stationOilJapan700386,330
Ishikariwan Shinko power stationGasJapan569846,920
Naie power stationCoalJapan3501,945,600
Sunagawa Daini power stationCoalJapan250
NiikappuHydroJapan200
TakamiHydroJapan200
TakisatoHydroJapan57
HoheikoHydroJapan52
UryuHydroJapan51
OkuniikappuHydroJapan44
TokachiHydroJapan40
TomuraHydroJapan40
NokananHydroJapan30
Date CitySolarJapan10
Onuma PlantGeothermalJapan10

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 HOKKAIDO ELECTRIC POWER CO INC operate?

HOKKAIDO ELECTRIC POWER CO INC operates 18 power plants across 1 country, with about 7,901 MW of total capacity.

What is HOKKAIDO ELECTRIC POWER CO INC's largest power plant?

Tomari in Japan is its largest at about 2,070 MW.

What types of power plants does HOKKAIDO ELECTRIC POWER CO INC run?

Its fleet is mostly hydro (9), coal (3), solar (1).

How much CO₂ do HOKKAIDO ELECTRIC POWER CO INC's plants emit?

Its reporting plants emit about 14,127,580 tonnes of CO₂ per year in this dataset.

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