Toma Reservoir
| Reservoir Name | Toma |
| Dam Name | Toma |
| River | Tomagawa |
| Main Basin | Ishikari |
| Near City | Asahikawa |
| Administration City | Hokkaido |
| Country | Japan |
| Year | 1960 |
| Dam Height | 21 |
| Dam Length | 128 |
| Area(Sqkm) | 0.4 |
| Area(Polygonal) | 0.4 |
| Capital Expenditure | 3 |
| Depth(M) | 7.5 |
| Avg Displacement Of Water | 528 |
| Catchment Area In Sqkm | 20 |
| Main Usage | Irrigation |
| Status | 3: Fair |
| Longitude | 142.582917 |
| Latitude | 43.87375 |
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