Lemme
| Lemme | |
|---|---|
| The stream near Voltaggio | |
| Location within the SE Piedmont | |
| Location | |
| Country | Italy (Piedmont, Province of Alessandria) | 
| Physical characteristics | |
| Source | |
| • location | Monte Calvo | 
| • elevation | 750 m (2,460 ft) | 
| Mouth | |
|  • location | The Orba at Predosa | 
|  • coordinates | 44°45′53″N 8°40′22″E / 44.7648°N 8.6729°E | 
| Length | 34.3 km (21.3 mi) | 
| Basin size | 180.5 km2 (69.7 sq mi) | 
| Discharge | |
| • average | (mouth) 3.1 m3/s (110 cu ft/s) | 
| Basin features | |
| Progression | Orba→ Bormida→ Tanaro→ Po→ Adriatic Sea | 
The Lemme is a river 35 km torrent, a right tributary of the Orba, which flows through the Province of Alessandria in northern Italy.