Japan

Okumino — 1,500 MW Hydroelectric

Hydroelectric Renewable Verified

Okumino is a 1,500 MW hydro power plant located in Japan. View location, capacity, and technical details.

Capacity
1,500 MW

Installed

Commissioned
1998

Year online

Owner
Chubu

Operator

Location
35.74, 136.67

Coordinates

Insights

#77
largest in Japan
#158
largest Hydroelectric worldwide
#1,243
largest worldwide
1998
14 yrs newer than avg
18
operated by Chubu
46
plants within 100 km

Technical Details

Fuel Type
Hydroelectric
Capacity
1,500 MW
Commissioned
1998
Status
Operational
Owner
Chubu
Country
Japan
Coordinates
35.739, 136.671

Carbon Footprint

Annual CO₂
126,144 t

tonnes / year

Lifetime CO₂
10,091,520 t

over ~80 yrs

Intensity
24 g

Est. gCO2/kWh

Annual emissions equivalent to

27,423
cars per year
16,819
homes per year
5,733,818
trees to offset

Renewable source — life-cycle emissions only (materials/construction), no direct combustion. Open calculator

Nearby Plants

About this plant

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.

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