Soyama Reservoir
| Reservoir Name | Soyama |
| Dam Name | Soyama |
| River | Shokawa |
| Country | Japan |
| Year | 1930 |
| Dam Height | 73 |
| Dam Length | 132 |
| Area(Sqkm) | 0.9 |
| Area(Polygonal) | 0.9 |
| Capital Expenditure | 33.9 |
| Depth(M) | 37.7 |
| Avg Displacement Of Water | 34115 |
| Catchment Area In Sqkm | 898 |
| Status | 2: Good |
| Longitude | 136.97625 |
| Latitude | 36.472917 |
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