World Power Plants

Yokoyama70 MW Hydroelectric

HydroRenewable

Yokoyama is a 70 MW hydroelectric power plant in Japan, operated by Chubu. Ranked #59 of 90 hydro plants in Japan, it represents 0.17% of the country's total hydro capacity of 40,101 MW. The largest hydro plant in Japan is Okutataragi at 1,932 MW, making Yokoyama 27.6 times smaller. Nearby plants include Okumino (1,500 MW, Hydro), Tsuruga power station (1,200 MW, Coal), and Tsuruga (1,160 MW, Nuclear). The facility is located in Gifu Prefecture, approximately 200 km east of Nagoya.

Capacity
70 MW
Commissioning Year
Owner
Chubu
Location
35.5954°, 136.4563°

Japan, Asia

Context & rankings
  • 246. largest of 662 plants in Japan
  • #11,705 worldwide by installed capacity
  • #2,758 of 8,493 Hydroelectric plants worldwide
  • 0.02% of the installed capacity of Japan
Operator portfolio

Chubu operates 18 plants totalling 26,400 MW

Regional density

53 plants within 100 km, 67,008 MW combined

Nearest plant: Okumino (25.1 km)

Data provenance

Location

Coordinates:: 35.595400, 136.456300
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Yokoyama is a hydro power plant producing approximately 245 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
Japan
Continent
Asia
Data Source
Global Power Plant Database

JapanEnergy Profile

662
Total Plants
342.8 GW
Total Capacity
GasNuclearCoalOil
Top Fuels

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