Iwayagawauchi Dam is a concrete gravity dam located in Saga Prefecture in Japan. The dam is used for flood control. The catchment area of the dam is 10.7 km². The dam impounds about 14 ha of land when full and can store 2500 thousand cubic meters of water. The construction of the dam was started on 1967 and completed in 1973.[1]

Iwayagawauchi Dam
Location of Iwayagawauchi Dam in Japan
Location	Saga Prefecture, Japan
Coordinates	33°4′03″N 129°58′59″E
Construction began	1967
Opening date	1973
Dam and spillways
Height	59.5m
Length	192m
Reservoir
Total capacity	2500 thousand cubic meters
Catchment area	10.7 sq. km
Surface area	14 hectares

References

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