| Iinoyama Dam | |
| Location: | Hiroshima Prefecture, Japan |
| Dam Length: | 78.5m |
| Dam Height: | 18.5m |
| Opening: | 1932 |
| Res Capacity Total: | 1790 thousand cubic meters |
| Res Catchment: | 2.9 sq. km |
| Res Surface: | 36 hectares |
| Coordinates: | 34.4264°N 132.0953°W |
| Location Map: | Japan |
Iinoyama Dam is an earthfill dam located in Hiroshima Prefecture in Japan. The dam is used for power production. The catchment area of the dam is 2.9 km2. The dam impounds about 36 ha of land when full and can store 1790 thousand cubic meters of water. The construction of the dam was completed in 1932.[1]