Top 10 Longest Rivers in The World - Nile, Amazon River, Yangtze, Missouri-Mississippi system, Yenisei, Yellow River, Ob – Irtysh system, Parana River, Congo River and Amur – Argun system
1) Nile
Length (km): 6,650
Length (miles): 4,132
Drainage area (km²): 3,349,000
Average discharge (m³/s): 5,100
Outflow: Mediterranean Sea
Countries in the drainage basin: Ethiopia, Eritrea, Sudan, Uganda, Tanzania, Kenya, Rwanda, Burundi, Egypt, Democratic Republic of the Congo
2) Amazon River
Length (km): 6,400
Length (miles): 3,976
Drainage area (km²): 6,915,000
Average discharge (m³/s): 219,000
Outflow: Atlantic Ocean
Countries in the drainage basin: Brazil, Peru, Bolivia, Colombia, Ecuador, Venezuela, Guyana
3) Yangtze
Length (km): 6,418
Length (miles): 3,988
Drainage area (km²): 1,800,000
Average discharge (m³/s): 31,900
Outflow: East China Sea
Countries in the drainage basin: China
4) Missouri-Mississippi system
Length (km): 6,275
Length (miles): 3,902
Drainage area (km²): 2,980,000
Average discharge (m³/s): 16,200
Outflow: Gulf of Mexico
Countries in the drainage basin: United States (98.5%), Canada (1.5%)
5) Yenisei
Length (km): 5,539
Length (miles): 3,445
Drainage area (km²): 2,580,000
Average discharge (m³/s): 19,600
Outflow: Kara Sea
Countries in the drainage basin: Russia (97%), Mongolia (2.9%)
6) Yellow River
Length (km): 5,464
Length (miles): 3,395
Drainage area (km²): 745,000
Average discharge (m³/s): 2,110
Outflow: Bohai Sea
Countries in the drainage basin: China
7) Ob – Irtysh system
Length (km): 5,410
Length (miles): 3,364
Drainage area (km²): 2,990,000
Average discharge (m³/s): 12,800
Outflow: Gulf of Ob
Countries in the drainage basin: Russia, Kazakhstan, China, Mongolia
8) Parana River
Length (km): 4,880
Length (miles): 3,030
Drainage area (km²): 2,582,672
Average discharge (m³/s): 18,000
Outflow: Rio de la Plata
Countries in the drainage basin: Brazil (46.7%), Argentina (27.7%), Paraguay (13.5%), Bolivia (8.3%), Uruguay (3.8%)
9) Congo River
Length (km): 4,700
Length (miles): 2,922
Drainage area (km²): 3,680,000
Average discharge (m³/s): 41,800
Outflow: Atlantic Ocean
Countries in the drainage basin: Democratic Republic of the Congo, Central African Republic, Angola, Republic of the Congo, Tanzania, Cameroon, Zambia, Burundi, Rwanda
10) Amur – Argun system
Length (km): 4,444
Length (miles): 2,763
Drainage area (km²): 1,855,000
Average discharge (m³/s): 11,400
Outflow: Sea of Okhotsk
Countries in the drainage basin: Russia, China, Mongolia
