The Sasu is a river in the

Șureanu Mountains The Șureanu Mountains, (German: ''Mühlbacher Gebirge'', Hungarian: ''Kudzsiri-havasok''), belong to Romania's Parâng range in the Southern Carpathians, with peaks frequently exceeding . The mountains are located north of Romania's Jiu Valle ...

, north of Petroșani, Romania. It is a left tributary of the

Strei The Strei ( hu, Sztrigy) is a left tributary of the river Mureș in Transylvania, Romania. The upper reach of the river, upstream of the village of Baru, is also known as ''Râul Petros''. It flows through the town Călan and the villages Petro ...

. Its length is and its basin size is .

References

Rivers of Romania Rivers of Hunedoara County {{Hunedoara-river-stub