Pyana
| Pyana | |
|---|---|
| Location | |
| Country | Russia | 
| Physical characteristics | |
| Source | |
| • location | Volga Upland | 
| • elevation | 220 m (720 ft) | 
| Mouth | |
|  • location | Sura | 
|  • coordinates | 55°40′02″N 45°54′59″E / 55.6671°N 45.9163°E | 
|  • elevation | 62 m (203 ft) | 
| Length | 436 km (271 mi) | 
| Basin size | 8,060 km2 (3,110 sq mi) | 
| Discharge | |
| • average | 25 m3/s (880 cu ft/s) | 
| Basin features | |
| Progression | Sura→ Volga→ Caspian Sea | 
The Pyana (Russian: Пья́на) is a river in Nizhny Novgorod Oblast and the Republic of Mordovia, Russia. It is a left tributary of the Sura.