Shiroyama Dam
| Shiroyama Dam | |
|---|---|
| Official name | 城山ダム |
| Location | Kanagawa Prefecture, Japan |
| Coordinates | 35°35′09″N 139°17′22″E / 35.58583°N 139.28944°E |
| Construction began | 1960 |
| Opening date | 1965 |
| Operator(s) | Kanagawa Prefecture |
| Dam and spillways | |
| Type of dam | Gravity |
| Impounds | Sagami River |
| Height | 75 m (246 ft) |
| Length | 265 m (869 ft) |
| Reservoir | |
| Creates | Lake Tsukui |
| Total capacity | 62,300,000 m3 (2.20×109 cu ft) |
| Catchment area | 1,201.3 km2 (463.8 sq mi) |
| Surface area | 247 hectares |
The Shiroyama Dam (城山ダム, Shiroyama damu) is a multi-purpose dam on the main stream Sagami River in Sagamihara, Kanagawa Prefecture on the island of Honshū, Japan.