| Aspa | |
| Mouth: | Iren |
| Mouth Coordinates: | 56.9134°N 56.7016°W |
| Length: | 51km (32miles) |
| Basin Size: | 405km2 |
The Aspa (Russian: Аспа) is a river in Perm Krai, Russia, a left tributary of Iren, which in turn is a tributary of Sylva. The river is 51km (32miles) long. Main tributaries: Uya, Klyuchyovka (right), Usekay (left).[1]