World Power Plants

Hitotsuse180 MW Hydroelectric

HydroRenewable

The Hitotsuse power generation facility holds a noteworthy position in Japan's energy landscape, ranking #219 among the country's 664 plants. This hydroelectric station boasts a capacity of 180 MW, making it the 52nd largest hydro plant in Japan, a nation where hydroelectricity plays a vital role within its diverse energy portfolio. Hitotsuse contributes approximately 0.05% to Japan's total capacity of 357,453 MW, underscoring its modest yet significant role in the overall energy mix dominated by nuclear power. Utilizing hydroelectric technology, Hitotsuse harnesses the kinetic energy of flowing water to generate electricity, a process that is both renewable and sustainable. Given Japan's mountainous terrain and abundant rainfall, hydroelectric power remains a critical component of the country's energy strategy, providing a reliable source of base-load generation. Situated in a region abundant in hydroelectric infrastructure, Hitotsuse is in close proximity to several notable facilities. The Omarugawa Pumped Storage Power Station, with a substantial capacity of 1200 MW, serves as a significant counterpart, providing peak load energy and supporting grid stability. Nearby, the Omarugawa facility contributes another 900 MW, while a cluster of solar plants, including Hosoe (96.2 MW), Kamenoko (32.6 MW), and Kunitomi SF (8 MW), further diversifies the energy landscape. This synergy among various forms of power generation enhances the reliability and resilience of the local grid, positioning Hitotsuse as part of a larger network of renewable energy sources. In the context of Japan's energy profile, where nuclear energy is the dominant fuel source, hydroelectric power serves as an essential complement, particularly in efforts to achieve energy security and environmental sustainability. The collective impact of these facilities demonstrates the importance of diversifying energy sources to mitigate risks associated with dependence on a single fuel type. Operated by Kyushu, Hitotsuse has been part of Japan's energy infrastructure for years, providing consistent and renewable energy since its commissioning. As the world increasingly shifts toward sustainable energy solutions, the significance of facilities like Hitotsuse grows, highlighting the importance of investing in renewable energy technologies. Looking ahead, Hitotsuse's role in Japan's energy landscape is poised to expand as the country continues to focus on sustainable energy practices and reducing its carbon footprint. The facility not only serves to contribute to the national energy supply but also stands as a testament to Japan's commitment to harnessing its natural resources responsibly.

Capacity
180 MW
Commissioning Year
2000

26 years old

Owner
Kyushu
Location
32.1950°, 131.3230°

Japan, Asia

Context & rankings
  • 217. largest of 662 plants in Japan
  • #7,770 worldwide by installed capacity
  • #1,562 of 8,493 Hydroelectric plants worldwide
  • 0.05% of the installed capacity of Japan
Age & fleet comparison

26 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Kyushu operates 8 plants totalling 11,633 MW

Regional density

36 plants within 100 km, 4,191 MW combined

Nearest plant: Omarugawa (7.6 km)

Location

Coordinates:: 32.195000, 131.323000
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Carbon Footprint

Zero Direct Emissions

Hitotsuse is a hydro power plant producing approximately 631 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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