Japan

Sakuma hydro power station— 350 MW Hydroelectric

HydroRenewableVerified: Feb 2026

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The Sakuma hydro power station, known locally as 佐久間発電所, is a prominent facility located in Japan, contributing significantly to the country's energy generation landscape. With a capacity of 350 MW, this hydroelectric power plant plays a vital role in harnessing the natural water resources of the region, thereby supporting Japan’s commitment to renewable energy and sustainable practices. The facility utilizes advanced hydro generation technology, effectively converting the kinetic energy of flowing water into electrical energy, which is essential for the local and national grid. Situated at coordinates 35.0911, 137.8057, the Sakuma hydro power station is strategically positioned to take advantage of the mountainous terrain and abundant water supply prevalent in Japan. This location not only enhances its operational efficiency but also allows it to provide a reliable source of clean energy to the surrounding communities. As part of the national energy mix, the plant aligns with Japan's energy policy goals aimed at increasing the share of renewable energy sources following the Fukushima incident, which prompted a reevaluation of energy strategies across the country. Operated by 電源開発, the Sakuma hydro power station exemplifies the advancements in hydroelectric technology, utilizing a dam system that ensures optimal water flow management. This approach not only maximizes energy output but also supports local ecosystems by maintaining water levels and habitats. The significance of this power plant extends beyond its electricity production; it serves as a model for integrating renewable energy into Japan’s overall energy strategy, emphasizing the importance of sustainable development in mitigating climate change. In summary, the Sakuma hydro power station stands as a crucial player in Japan's renewable energy sector, with its 350 MW hydroelectric capacity contributing to both the stability and sustainability of the local and national energy grid. The focus on hydro technology reflects a broader commitment to reducing reliance on fossil fuels and enhancing energy security, making Sakuma an integral component of Japan's transition to a more sustainable energy future.