Satsunaigawa Dam

Satsunaigawa Dam
Satsunaigawa Dam Location within Japan
Location	Hokkaido Prefecture, Japan
Coordinates	42°35′18″N 142°55′22″E
Construction began	1981
Opening date	1998
Dam and spillways
Height	114 m (374 ft)
Length	300 m (980 ft)
Reservoir
Total capacity	54,000,000 m3 (1.9×109 cu ft)
Catchment area	117.7 km2 (45.4 sq mi)
Surface area	170 hectares (420 acres)

Satsunaigawa Dam (Japanese: 札内川ダム) is a gravity dam located in Hokkaido Prefecture in Japan. The dam is used for flood control, irrigation, water supply and power production. The catchment area of the dam is 117.7 km². The dam impounds about 170 ha of land when full and can store 54000 thousand cubic meters of water. The construction of the dam was started on 1981 and completed in 1998.