Tonogawa Dam

Tonogawa Dam (殿川ダム) is a gravity dam located in Kagawa Prefecture in Japan. The dam is used for flood control and water supply. The catchment area of the dam is 5.6 km2. The dam impounds about 6 ha of land when full and can store 690 thousand cubic meters of water. The construction of the dam was started on 1967 and completed in 1974.