| Olanul | |
|---|---|
| Location | |
| Country | Romania |
| Counties | Gorj County |
| Physical characteristics | |
| Source | Godeanu Mountains |
| Mouth | Cerna |
• location | Cerna-Sat |
• coordinates | 45°06′58″N 22°40′04″E / 45.1160°N 22.6677°E |
| Length | 13 km (8.1 mi) |
Basin size | 47 km2 (18 sq mi) |
| Basin features | |
| Progression | Cerna→ Danube→ Black Sea |
| Tributaries | |
| • left | Stârminos |
The Olanul is a right tributary of the river Cerna in Romania. It discharges into the Cerna near Cerna-Sat. Its source is in the Godeanu Mountains. Its length is 13 km (8.1 mi) and its basin size is 47 km2 (18 sq mi).