Cignana 1
| Dam Name | Cignana 1 |
| River | La Plana |
| Near City | Aosta |
| Administration City | Val d'Aosta |
| Country | Italy |
| Year | 1928 |
| Dam Height | 58 |
| Dam Length | 508 |
| Area(Sqkm) | 0.3 |
| Area(Polygonal) | 0.3 |
| Capital Expenditure | 16.1 |
| Depth(M) | 53.7 |
| Avg Displacement Of Water | 483 |
| Catchment Area In Sqkm | 12 |
| Main Usage | Hydroelectricity |
| Multi Dams,C,10 | Yes |
| Status | 3: Fair |
| Longitude | 7.592083 |
| Latitude | 45.88125 |
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