The Adda River is a river of

South Sudan South Sudan (; din, Paguot Thudän), officially the Republic of South Sudan ( din, Paankɔc Cuëny Thudän), is a landlocked country in East Africa. It is bordered by Ethiopia, Sudan, Central African Republic, Democratic Republic of the C ...

, a tributary of the

Bahr al-Arab Bahr al-Arab ( ar, بحر العرب; also called the Kiir River) is a river which flows approximately through the southwest of Sudan and marks part of its international border with South Sudan. It is part of the Nile river system, being a tri ...

. The river flows through the

Western Bahr el Ghazal Western Bahr el Ghazal is a state in South Sudan. It has an area of and is the least populous state in South Sudan, according to the controversial Sudanese census conducted in 2008. It is part of the Bahr el Ghazal region. Its capital is Wau. ...

. The average elevation is above sea level. It joins the Umbelasha River opposite the town of Radom, Sudan, to form the Bahr al-Arab, which defines the border between South Sudan and Sudan.

References

{{Rivers of South Sudan Rivers of South Sudan Bahr el Ghazal Nile basin