Shimoniikappu Dam

Shimoniikappu Dam
Shimoniikappu Dam Location within Japan
Location	Hokkaido Prefecture, Japan
Coordinates	42°33′59″N 142°32′09″E
Construction began	1967
Opening date	1969
Dam and spillways
Height	46 m (151 ft)
Length	131 m (430 ft)
Reservoir
Total capacity	6,550,000 m3 (231,000,000 cu ft)
Catchment area	329 km2 (127 sq mi)
Surface area	49 hectares (120 acres)

Shimoniikappu Dam (Japanese: 下新冠ダム) is a gravity dam located in Hokkaido Prefecture in Japan. The dam is used for power production. The catchment area of the dam is 329 km². When full, the dam impounds approximately 49 ha of land and can store 6,550,000 cubic meters of water. Construction began in 1967 and was completed in 1969.