Culmback
| Dam Name | Culmback |
| River | Sultan River |
| Administration City | Washington |
| Country | United States |
| Year | 1983 |
| Dam Height | 80 |
| Dam Length | 195 |
| Area(Sqkm) | 5.7 |
| Area(Polygonal) | 5.7 |
| Capital Expenditure | 189 |
| Depth(M) | 33.2 |
| Avg Displacement Of Water | 5966 |
| Catchment Area In Sqkm | 180 |
| Main Usage | Hydroelectricity |
| Status | 2: Good |
| Longitude | -121.684583 |
| Latitude | 47.977083 |
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