| Kemuyama Dam | |
| Name Official: | 煙山ダム |
| Location: | Iwate Prefecture, Japan |
| Dam Length: | 528.5m |
| Dam Height: | 21.8m |
| Opening: | 1967 |
| Res Capacity Total: | 1410 thousand cubic meters |
| Res Catchment: | 10.8 sq. km |
| Res Surface: | 28 hectares |
| Coordinates: | 39.6167°N 141.0981°W |
| Location Map: | Japan |
Kemuyama Dam is an earthfill dam located in Iwate Prefecture in Japan. The dam is used for flood control and irrigation. The catchment area of the dam is 10.8 km2. The dam impounds about 28 ha of land when full and can store 1410 thousand cubic meters of water. The construction of the dam was completed in 1967.[1]