Japan’s first osmotic power plant has gone live in Fukuoka City, providing the local region with electricity using the difference in salt concentration between seawater and fresh water. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

The Fukuoka District Waterworks Agency opened the facility with a ceremony at Mamizu Pier earlier this month . It’s believed to be the first power plant of its kind in Asia and the second in the world, the first being an osmotic plant that opened in 2023 in Denmark.

The Japanese plant yields a net power generation of approximately 110 kilowatts, with a maximum annual power generation of 880,000 kilowatt hours – that's roughly the equivalent of two soccer fields covered with solar panels.

Osmotic power,

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