It is in the Nemencha area of the sahel, a semi-arid region north of the Sahara and is near Seiar and Bled Izaouene.
[2][3] The river has an average elevation of 81 metres (266 ft) above sea level.
The wadi is named for the Beni Barbar tribe[4] who invaded and settled the area in the Middle Ages.
The Oued is a ravine, delimited by relatively strong banks, which in the rainy season becomes a stream.
[5] During the Roman Empire, a statue of the Emperor Septimius Severus was erected at the wadi.