Des Joachims Main Dam
| Dam Name | Des Joachims Main Dam |
| River | Ottawa |
| Near City | Ottawa |
| Administration City | Ontario |
| Country | Canada |
| Year | 1950 |
| Dam Height | 52 |
| Dam Length | 716 |
| Area(Sqkm) | 44.9 |
| Area(Polygonal) | 44.9 |
| Capital Expenditure | 1290 |
| Depth(M) | 28.7 |
| Avg Displacement Of Water | 802107 |
| Catchment Area In Sqkm | 58856 |
| Main Usage | Hydroelectricity |
| Multi Dams,C,10 | Yes |
| Status | 2: Good |
| Longitude | -77.757917 |
| Latitude | 46.20875 |
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