| Polnaya | |||||||||||
| Source1 Coordinates: | 49.1103°N 40.2745°W | ||||||||||
| Mouth Coordinates: | 48.9008°N 39.8336°W | ||||||||||
| Subdivision Type1: | Country | ||||||||||
| Subdivision Type2: | Region | ||||||||||
| Length: | 79km (49miles)[1] | ||||||||||
| Basin Size: | 2390km2 | ||||||||||
| Progression: | Derkul→ | ||||||||||
| Extra: |
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Polnaya (ru|Полная, uk|Повна|Povna) is a river in the Rostov Oblast of Russia and the Luhansk Oblast of Ukraine, the left and largest tributary of Derkul. It is long, and has a drainage basin of . Its largest tributary is the Komyshna.