It is 6,853 km (4,258 miles) long. The Nile is an international river as its water resources are shared by eleven countries, namely, Tanzania, Uganda, Rwanda, Burundi, Congo-Kinshasa, Kenya, Ethiopia, Eritrea, South Sudan, Sudan and Egypt. In particular, the Nile is the primary water source of Egypt and Sudan.he average flow of the White Nile at Malakal, just below the Sobat River, is 924 m 3 /s (32,600 cu ft/s); the peak flow is approximately 1,218 m 3 /s (43,000 cu ft/s) in October and minimum flow is about 609 m 3 /s (21,500 cu ft/s) in April.