Mervent
| Dam Name | Mervent |
| River | Vendee |
| Near City | Fontenay le Comte |
| Administration City | Vendee |
| Country | France |
| Year | 1956 |
| Dam Height | 29 |
| Dam Length | 105 |
| Area(Sqkm) | 0.6 |
| Area(Polygonal) | 0.6 |
| Capital Expenditure | 8.3 |
| Depth(M) | 13.8 |
| Avg Displacement Of Water | 3536 |
| Catchment Area In Sqkm | 386 |
| Main Usage | Water supply |
| Status | 2: Good |
| Longitude | -0.782917 |
| Latitude | 46.51625 |
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