| Yanagawa Dam | |
| Name Official: | 簗川ダム |
| Location: | Iwate Prefecture, Japan |
| Dam Length: | 242.7m |
| Dam Height: | 77.2m |
| Construction Began: | 1978 |
| Res Capacity Total: | 19100 thousand cubic meters |
| Res Catchment: | 117.2 sq. km |
| Res Surface: | 97 hectares |
| Coordinates: | 39.6728°N 141.2628°W |
| Location Map: | Japan |
Yanagawa Dam is a gravity dam located in Iwate Prefecture in Japan. The dam is used for flood control, water supply and power production. The catchment area of the dam is 117.2 km2. The dam impounds about 97 ha of land when full and can store 19100 thousand cubic meters of water. The construction of the dam was started on 1978.[1]