| Country | Romania |
|---|---|
| Counties | Sibiu County |
| Villages | Porumbacu de Sus, Porumbacu de Jos |
| Length | 27 km (17 mi) |
| Discharge1 location | * |
| Discharge1 avg | 1.72 m3/s (61 cu ft/s) |
| Source 1 | Făgăraș Mountains |
| Mouth | Olt |
| Mouth location | Porumbacu de Jos |
| Mouth coordinates | 45.7674°N 24.4373°E |
| Tributaries left | Șerbota, Porumbăcel, Lișcov |
| Tributaries right | Tunsu |
The Porumbacu (in its upper course also: Valea Sărății and Valea Mare) is a left tributary of the river Olt in Romania. It discharges into the Olt in Porumbacu de Jos.[1] The Porumbacu originates on the northern slope of Negoiu Peak, Făgăraș Mountains. Its length is 27 km (17 mi) and its basin size is 80 km2 (31 sq mi).