Ryumon Dam
The 852nd tallest dam in the world
Ryumon Dam is a concrete gravity dam located in Saga Prefecture in Japan. The dam is used for water supply. The catchment area of the dam is 3.2 km2. The dam impounds about 16 ha of land when full and can store 2350 thousand cubic meters of water. The construction of the dam was started in 1968 and completed in 1975.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).