| Lago delle Piane | |
| Location: | Province of Biella, Piedmont |
| Coords: | 45.6117°N 8.2147°W |
| Type: | reservoir |
| Inflow: | Torrente Ostola, Torrente Cigliaga, Riale della Caudana |
| Basin Countries: | Italy |
| Pushpin Map: | Italy Piedmont |
| Area: | 0.427km2 |
| Elevation: | 325m (1,066feet) |
Lago delle Piane is a lake in the Province of Biella, Piedmont, Italy. At an elevation of 325 m, its surface area is 0.427 km2.[1]