Okuyama Dam (Japanese: 奥山ダム) is a gravity dam located in Hiroshima Prefecture in Japan. The dam is used for irrigation. The catchment area of the dam is 1.4 km². The dam impounds about 3 ha of land when full and can store 291 thousand cubic meters of water. The construction of the dam was started on 1991 and completed in 2009.[1]

Okuyama Dam
Location of Okuyama Dam in Japan
Location	Hiroshima Prefecture, Japan
Coordinates	34°18′57″N 133°10′42″E
Construction began	1991
Opening date	2009
Dam and spillways
Height	32.7m
Length	106m
Reservoir
Total capacity	291 thousand cubic meters
Catchment area	1.4 sq. km
Surface area	3 hectares

References

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