World Power Plants

Ishikawa Thermal Power Station353 MW Natural Gas

GasVerified: Feb 2026

The Ishikawa Thermal Power Station is a crucial component of Japan's energy infrastructure, located at coordinates 26.4294, 127.8404. This gas-fired power generation facility boasts a capacity of 353 MW, making it a significant contributor to the region's electricity supply. Operated by Okinawa Electric Power Company, the plant utilizes advanced gas turbine technology, which is known for its efficiency and lower emissions compared to traditional coal-fired plants. In the context of Japan's energy policy, which has increasingly focused on diversifying its energy sources post-Fukushima, Ishikawa plays a vital role in providing reliable electricity while complementing the nation's efforts to integrate more renewable energy into its grid. The facility is strategically situated to serve the local demand, ensuring that Okinawa's population has access to a stable power supply. As Japan continues to navigate its energy transition, the Ishikawa Thermal Power Station exemplifies the balance between maintaining energy security and moving towards a more sustainable energy future. By leveraging gas technology, the plant supports the country’s goal of reducing greenhouse gas emissions while meeting the growing energy needs of its residents.

Capacity
353 MW
Commissioning Year
2015

11 years old

Owner
Okinawa Electric Power Company
Location
26.4294°, 127.8404°

Japan, Asia

Context & rankings
  • 185. largest of 662 plants in Japan
  • #5,613 worldwide by installed capacity
  • #2,086 of 5,146 Natural Gas plants worldwide
  • 0.1% of the installed capacity of Japan
Age & fleet comparison

11 years in operation

Natural Gas fleet average: 26.9 years

Operator portfolio

Okinawa Electric Power Company operates 6 plants totalling 716 MW

Regional density

7 plants within 100 km, 1,402 MW combined

Nearest plant: Gushikawa power station (6.5 km)

Data provenance

Source: Wikidata

Location

Coordinates:: 26.429361, 127.840361
Open in Google Maps
Carbon Footprint490 g CO₂/kWh
Annual CO₂
681.8 Kt
1392 GWh/year × 490 g/kWh
Cumulative CO₂
7.50 Mt
Over 11 years of operation
Est. Retirement
2045
19 years remaining
Annual emissions equivalent to
148.2K
cars per year
90.9K
homes per year
31.0M
trees to offset

Estimates based on Gas emission factor (490 g CO₂/kWh) and capacity factor (45%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.

Technical Details

Primary Fuel Type
Gas
Energy Source
Non-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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