| Taniyama Dam | |
| Name Official: | 谷山ダム |
| Location: | Hyogo Prefecture, Japan |
| Dam Length: | 151.4m |
| Dam Height: | 28.2m |
| Construction Began: | 1972 |
| Opening: | 1974 |
| Res Capacity Total: | 412 thousand cubic meters |
| Res Catchment: | 2.9 sq. km |
| Res Surface: | 7 hectares |
| Coordinates: | 34.5644°N 134.9936°W |
| Location Map: | Japan |
Taniyama Dam is an earthfill dam located in Hyogo Prefecture in Japan. The dam is used for irrigation. The catchment area of the dam is 2.9 km2. When at full capacity, it impounds about 7 ha of land and has a storage capacity of 412 thousand cubic meters of water. The construction of the dam was started on 1972 and completed in 1974.[1]