Ohmatsugawa Dam

Ohmatsugawa Dam
Ohmatsugawa Dam Location within Japan
Location	Akita Prefecture, Japan
Coordinates	39°18′28″N 140°38′43″E
Construction began	1975
Opening date	1998
Dam and spillways
Height	65 m (213 ft)
Length	296 m (971 ft)
Reservoir
Total capacity	12,150,000 m3 (429,000,000 cu ft)
Catchment area	38.2 km2 (14.7 sq mi)
Surface area	74 hectares (180 acres)

Ohmatsugawa Dam is a gravity dam located in Akita Prefecture in Japan. The dam is used for flood control, irrigation, water supply and power production. The catchment area of the dam is 38.2 km². The dam impounds about 74 ha of land when full and can store 12150 thousand cubic meters of water. The construction of the dam was started on 1975 and completed in 1998.