The Sobat River is a

river A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of wate ...

of the

Greater Upper Nile The Greater Upper Nile is a region of northeastern South Sudan. It is named for the White Nile, a tributary of the Nile River in North and East Africa. History The Greater Upper Nile region seceded from the Republic of Sudan on 9 July 2011 al ...

region in northeastern

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 ...

Africa Africa is the world's second-largest and second-most populous continent, after Asia in both cases. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 6% of Earth's total surface area ...

. It is the most southerly of the great eastern

tributaries A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage b ...

of the

White Nile The White Nile ( ar, النيل الأبيض ') is a river in Africa, one of the two main tributaries of the Nile, the other being the Blue Nile. The name comes from the clay sediment carried in the water that changes the water to a pale color. ...

, before the confluence with the

Blue Nile The Blue Nile (; ) is a river originating at Lake Tana in Ethiopia. It travels for approximately through Ethiopia and Sudan. Along with the White Nile, it is one of the two major tributaries of the Nile and supplies about 85.6% of the water ...

Geography

The Sobat River is formed by the confluence of the west-flowing Baro River and the north-flowing

Pibor River The Pibor River (also called the River Pibor) is a river in eastern South Sudan, which defines part of South Sudan's border with Ethiopia. From its source near Pibor Post it flows north for about , joining the Baro River to form the Sobat River, ...

, on the border with

Ethiopia Ethiopia, , om, Itiyoophiyaa, so, Itoobiya, ti, ኢትዮጵያ, Ítiyop'iya, aa, Itiyoppiya officially the Federal Democratic Republic of Ethiopia, is a landlocked country in the Horn of Africa. It shares borders with Eritrea to the ...

. The river enters the

Doleib Hill Doleib Hill was a mission station established by the American Inland Mission in southern Sudan, located approximately south of the city of Malakal, on the northern bank of the Sobat River, then in the former Upper Nile province of Sudan, the pre ...

, near the city of

Malakal Malakal is a city in South Sudan. It is the capital of Upper Nile State, South Sudan, along the White Nile River. It also serves as the headquarter of Malakal county and it used to be the headquarter of Upper Nile Region from 1970s to late 1990s. ...

Upper Nile State Upper Nile is a state in South Sudan. The White Nile flowes through the state, giving it its name. The state also shares a similar name with the region of Greater Upper Nile, of which it was part along with the states of Unity and Jonglei. It ...

. When in flood the Sobat River produces an enormous discharge carrying a white sediment, which gives the White Nile its name.

Hydrology

The Sobat and its tributaries drain a watershed approximately in size. The river's mean annual discharge is 412 m³/s (14,550 ft³/s).; online a
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References

External links

* Rivers of South Sudan Tributaries of the Nile Upper Nile (state) Greater Upper Nile Nile basin {{SouthSudan-river-stub

Geography

Hydrology

See also

References

External links