World Power Plants

Okumino1,500 MW Hydroelectric

HydroRenewable

Located at coordinates 35.7387° N and 136.6709° E, the Okumino hydroelectric power station in Japan is a remarkable example of renewable energy generation. With a generation capacity of 1500 MW, this facility plays an essential role in harnessing the power of water to produce clean electricity. Operated by Chubu, the Okumino power station utilizes hydroelectric technology, which involves capturing the kinetic energy of flowing water to generate electricity. This method not only provides a sustainable energy source but also aligns with Japan's commitment to reducing carbon emissions and transitioning towards greener energy solutions. The significance of the Okumino hydroelectric power station extends beyond its capacity; it contributes to the stability of the local grid, providing reliable power to communities and industries in the surrounding area. Situated in a region with abundant water resources, the plant is strategically positioned to leverage these natural assets for energy generation. In the context of Japan's energy policies, which have increasingly favored renewable energy sources post-Fukushima, the Okumino power station stands out as an important facility in the country's ongoing efforts to enhance energy sustainability. As Japan continues to evolve its energy landscape, the contributions of the Okumino hydroelectric power station will be vital in achieving energy security and environmental goals.

Capacity
1,500 MW

1.50 GW

Commissioning Year
1998

28 years old

Owner
Chubu
Location
35.7387°, 136.6709°

Japan, Asia

Context & rankings
  • 77. largest of 662 plants in Japan
  • #1,243 worldwide by installed capacity
  • #158 of 8,493 Hydroelectric plants worldwide
  • 0.44% of the installed capacity of Japan
Age & fleet comparison

28 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Chubu operates 18 plants totalling 26,400 MW

Regional density

42 plants within 100 km, 45,589 MW combined

Nearest plant: Nagano (16.8 km)

Location

Coordinates:: 35.738700, 136.670900
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Okumino is a hydro power plant producing approximately 5256 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

Okumino Hydroelectric Power Plant: A Key Player in Japan's Renewable Energy Landscape

The Okumino Hydroelectric Power Plant, located in Japan, is a significant energy facility with a capacity of 1500 megawatts (MW). Owned and operated by Chubu Electric Power Company, this plant plays a crucial role in the country's energy sector, contributing to Japan's efforts to diversify its energy sources and reduce its carbon footprint. As a hydroelectric facility, it harnesses the kinetic energy of flowing water to generate electricity, offering a renewable and sustainable alternative to fossil fuels.

Hydropower is one of the most established forms of renewable energy, and Okumino exemplifies the efficiency of this technology. The plant utilizes water from nearby rivers, which is channeled through turbines to convert the energy of flowing water into electrical energy. The process is relatively straightforward: water is stored in a reservoir, and when released, it flows through turbines that spin and generate electricity. This method not only provides a steady and reliable energy supply but also allows for energy production to be adjusted according to demand, making hydropower a flexible energy source.

In terms of environmental impact, the Okumino power plant is generally considered to be more environmentally friendly compared to fossil fuel-based power plants. The use of hydroelectric power significantly reduces greenhouse gas emissions, contributing to cleaner air and a lower carbon footprint. However, hydroelectric plants can also have ecological consequences, such as altering river ecosystems, affecting fish populations, and disrupting local wildlife habitats. To mitigate these effects, Chubu Electric Power Company implements environmental management practices aimed at preserving the surrounding natural habitats and maintaining biodiversity in the region.

Regionally, Okumino is significant not only for its energy output but also for its role in supporting local economies. The plant provides a stable source of electricity, which is essential for both residential and industrial consumers in the area. Moreover, the presence of the power plant can stimulate local employment opportunities, both in the construction phase and for ongoing operations and maintenance. The facility also promotes tourism, as visitors are often drawn to the natural beauty of the surrounding landscapes, including the reservoir and nearby recreational areas.

In conclusion, the Okumino Hydroelectric Power Plant stands as a pillar of Japan’s commitment to renewable energy and sustainability. With its substantial capacity of 1500 MW, it plays an integral role in the country's energy mix, helping to meet growing electricity demands while minimizing environmental impacts. As Japan continues to transition towards cleaner energy sources, the importance of facilities like Okumino will only increase, ensuring that the nation moves towards a more sustainable and resilient energy future.

JapanEnergy Profile

662
Total Plants
342.8 GW
Total Capacity
GasNuclearCoalOil
Top Fuels

See Incorrect or Missing Data?

Help us improve our database by reporting any corrections or updates. Your contribution helps keep our global power plant data accurate and up-to-date.