Lake Martignano
| Lake Martignano | |
|---|---|
| Location | Province of Rome, Lazio | 
| Coordinates | 42°6′46″N 12°18′54″E / 42.11278°N 12.31500°E | 
| Basin countries | Italy | 
| Max. length | 2.015 km (1.252 mi) | 
| Max. width | 1.545 km (0.960 mi) | 
| Surface area | 2.44 km2 (0.94 sq mi) | 
| Max. depth | 60 m (200 ft) | 
| Shore length1 | 6 km (3.7 mi) | 
| Surface elevation | 305 m (1,001 ft) | 
| 1 Shore length is not a well-defined measure. | |
Lake Martignano (Italian: Lago di Martignano) is a small lake in Lazio, Italy 24 kilometres (15 mi) north-north-west of Rome, in an extinct crater or maar. Administratively its coast is divided amongst the municipalities of Rome, Anguillara Sabazia and Campagnano di Roma.