World Power Plants

Uenotai27.5 MW Geothermal

GeothermalRenewable

Uenotai is a 27.5 MW geothermal power plant in Japan, operated by KYUSHU ELECTRIC POWER CO since 1994. Ranked #10 of 16 geothermal plants in Japan. Its 27.5 MW represents 3.64% of Japan's total geothermal capacity of 756 MW. The largest geothermal plant in Japan is 八丁原地熱発電所 at 110 MW, making Uenotai 4 times smaller. Within 50 km, the nearest plants are Furukawa (40.3 MW, Solar) and Onikobe (15 MW, Geothermal). The facility is located in the Miyagi Prefecture, approximately 50 km northeast of Sendai.

Capacity
27.5 MW
Commissioning Year
1994

32 years old

Owner
KYUSHU ELECTRIC POWER CO
Location
39.0012°, 140.6039°

Japan, Asia

Context & rankings
  • 338. largest of 662 plants in Japan
  • #17,325 worldwide by installed capacity
  • #119 of 215 Geothermal plants worldwide
  • 0.01% of the installed capacity of Japan
Age & fleet comparison

32 years in operation

Geothermal fleet average: 26.9 years

Operator portfolio

KYUSHU ELECTRIC POWER CO operates 6 plants totalling 330 MW

Regional density

20 plants within 100 km, 2,324 MW combined

Nearest plant: Onikobe (23.1 km)

Location

Coordinates:: 39.001200, 140.603900
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Carbon Footprint

Zero Direct Emissions

Uenotai is a geothermal power plant producing approximately 193 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~38 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Geothermal
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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