Onita Dam
The 583rd tallest dam in the world
Ohnita Dam is a gravity dam located in Gunma Prefecture in Japan. The dam is used for flood control and water supply. The catchment area of the dam is 4.4 km2. The dam impounds about 3 ha of land when full and can store 437 thousand cubic meters of water. The construction of the dam was completed in 2001.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).