Koiragawa Dam is an earthfill dam located in Yamagata Prefecture in Japan. The dam is used for irrigation. The catchment area of the dam is 4.1 km². The dam impounds about 5 ha of land when full and can store 358 thousand cubic meters of water. The construction of the dam was started on 1963 and completed in 1965.[1]

Koiragawa Dam
Location of Koiragawa Dam in Japan
Location	Yamagata Prefecture, Japan
Coordinates	38°49′16″N 140°22′45″E
Construction began	1963
Opening date	1965
Dam and spillways
Height	21.9m
Length	67m
Reservoir
Total capacity	358 thousand cubic meters
Catchment area	4.1 sq. km
Surface area	5 hectares

References

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