AFRICA: International River Basin register
(updated August 2002)

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Basin Name Total area of basin (sq. km) (1)   Country name Area of country in basin (sq. km) Percent area of basin in country (%)
Akpa (2) 4,860 Cameroon

3,02

0

 62
Nigeria 1,840 38
 
Atui (3) 31,710 Mauritania 20,480 65
Western Sahara 11,230 35
 
Awash 154,360 Ethiopia 143,080 93
Djibouti 11,020 7
Somalia 260 <1
 
Baraka 66,180 Eritrea 41,460 63
Sudan 24,720 37
 
Benito/Ntem 44,850 Cameroon 18,840 42
Equatorial Guinea 15,280 34
Gabon 10,730 24
 
Bia 10,860 Ghana 6,400 59
Ivory Coast 4,460 41
 
Buzi 27,730 Mozambique 24,580 89
Zimbabwe 3,150 11
 
Cavally 30,380 Ivory Coast 16,600 55
Liberia 12,510 41
Guinea 1,270 4
 
Cestos 14,920 Liberia 12,610 85
Ivory Coast 2,290 15
Guinea 20 <1
 
Chiloango 11,590 Congo, Democratic Republic of (Kinshasa) 7,500 65
Angola 3,760 32
  Congo, Republic of the (Brazzaville) 330 3
 
Congo/Zaire (4, 5) 3,674,850 Congo, Democratic Republic of (Kinshasa) 2,229,860 62
Central African Republic 399,420 11
Angola 288,850 8
  Congo, Republic of the (Brazzaville) 246,620 7
Zambia 175,290 5
Tanzania, United Republic of 166,010 5
Cameroon 84,680 2
Burundi 14,330 <1
Rwanda 4,510 <1
Sudan 1,590 <1
Gabon 440 <1
Malawi 150 <1
Uganda 100 <1
           
Corubal 23,880 Guinea 17,400 73
Guinea-Bissau 6,480 27
 
Cross 52,430 Nigeria 40,010 76
Cameroon 12,420 24
 
Cuvelai/Etosha 166,650 Namibia 113,580 68
Angola 53,370 32
 
Daoura 34,450 Morocco 18,140 53
Algeria 16,310 47
 
Dra 96,250 Morocco 75,700 79
Algeria 20,550 21
 
Gambia 69,540 Senegal 50,510 73
Guinea 13,120 19
Gambia 5,910 9
           
Gash 39,900 Eritrea 21,370 54
Sudan 9,550 24
Ethiopia 8,980 23
 
Geba 12,800 Guinea-Bissau 8,560 67
Senegal 4,090 32
Guinea 50 <1
 
Great Scarcies 12,030 Guinea 8,990 75
Sierra Leone 3,040 25
 
Guir 78,840 Algeria 61,110 78
Morocco 17,730 22
 
Incomati (6) 46,650 South Africa 29,070 62
Mozambique 14,620 31
Swaziland 2,960 6
 
Juba-Shibeli 799,780 Ethiopia 365,610 46
Somalia 219,990 28
Kenya 214,180 27
 
Komoe 77,900 Ivory Coast 58,120 75
Burkina Faso 16,880 22
Ghana 2,270 3
Mali 630 1
 
Kunene 109,640 Angola 95,070 87
Namibia 14,570 13
 
Lake Chad (7) 2,380,480 Chad 1,088,150 46
Niger 671,810 28
Central African Republic 217,380 9
Nigeria 179,480 8
Algeria 89,680 4
Sudan 82,860 3
Cameroon 46,490 2
Libya 4,630 <1
 
Lake Natron 55,190 Tanzania, United Republic of 36,950 67
Kenya 18,240 33
 
Lake Turkana (8) 206,210 Ethiopia 113,000 55
Kenya 89,250 43
Uganda 2,460 1
Sudan 1,500 1
 
Limpopo 413,560 South Africa 183,050 44
Mozambique 86,970 21
Botswana 81,070 20
Zimbabwe 62,470 15
 
Little Scarcies 18,800 Sierra Leone 12,970 69
Guinea 5,730 31
 
Loffa 11,350 Liberia 10,040 88
Guinea 1,310 12
 
Lotagipi Swamp (8) 38,680 Kenya 20,270 52
Sudan 13,170 34
Ethiopia 3,250 8
Uganda 1,990 5
 
Mana-Morro 6,870 Liberia 5,730 83
Sierra Leone 1,140 17
 
Maputo (6) 30,700 South Africa 18,500 60.31
Swaziland 10,600 34.71
Mozambique 1,500 4.98
 
Mbe 7,000 Gabon 6,500 92.97
Equatorial Guinea 500 7.02
 
Medjerda 23,100 Tunisia 15,600 67.53
Algeria 7,600 32.90
           
Moa 22,500 Sierra Leone 10,800 47.79
Guinea 8,800 39.20
Liberia 2,900 13.01
 
Mono 23,400 Togo 22,300 95.19
Benin 1,100 4.81
 
Niger 2,113,200 Nigeria 561,900 26.59
Mali 540,700 25.58
Niger 497,900 23.56
Algeria 161,300 7.63
Guinea 95,900 4.54
Cameroon 88,100 4.17
Burkina Faso 82,900 3.93
Benin 45,300 2.14
Ivory Coast 22,900 1.08
Chad 16,400 0.78
Sierra Leone 50 0.00
 
Nile (9) 3,031,700 Sudan 1,927,300 63.57
Ethiopia 356,000 11.74
Egypt 272,600 8.99
Uganda 238,500 7.87
Tanzania, United Republic of 120,200 3.96
Kenya 50,900 1.68
  Congo, Democratic Republic of (Kinshasa) 21,400 0.71
Rwanda 20,700 0.68
Burundi 12,900 0.43
Egypt, administered by Sudan 4,400 0.15
Eritrea 3,500 0.12
Sudan, administered by Egypt 2,000 0.07
Central African Republic 1,200 0.04
 
Nyanga 12,300 Gabon 11,500 93.56
  Congo, Republic of the (Brazzaville) 800 6.44
 
Ogooue 223,000 Gabon 189,500 84.98
  Congo, Republic of the (Brazzaville) 26,300 11.79
Cameroon 5,200 2.34
Equatorial Guinea 2,000 0.89
 
Okavango 706,900 Botswana 358,000 50.65
Namibia 176,200 24.93
Angola 150,100 21.23
Zimbabwe 22,600 3.19
 
Orange (6, 10, 11) 945,500 South Africa 563,900 59.65
Namibia 240,200 25.40
Botswana 121,400 12.85
Lesotho 19,900 2.10
 
Oued Bon Naima 500 Morocco 300 65.08
Algeria 200 34.92
 
Oueme 59,500 Benin 49,400 82.98
Nigeria 9,700 16.29
Togo 400 0.73
 
Ruvuma (12) 151,700 Mozambique 99,000 65.27
Tanzania, United Republic of 52,200 34.43
Malawi 400 0.30
 
Sabi 115,700 Zimbabwe 85,400 73.85
Mozambique 30,300 26.15
 
Sassandra 68,200 Ivory Coast 59,800 87.64
Guinea 8,400 12.36
 
Senegal 436,000 Mauritania 219,100 50.25
Mali 150,800 34.59
Senegal 35,200 8.08
Guinea 30,800 7.07
 
St. John (Africa) 15,600 Liberia 12,900 83.04
Guinea 2,600 16.96
 
St. Paul 21,200 Liberia 11,800 55.75
Guinea 9,400 44.25
 
Tafna 9,500 Algeria 7,000 74.39
Morocco 2,400 25.60
 
Tano 15,600 Ghana 13,700 87.96
Ivory Coast 1,700 11.21
 
Umba 8,200 Tanzania, United Republic of 6,800 83.58
Kenya 1,300 16.41
 
Umbeluzi (6) 10,900 Mozambique 7,200 65.87
Swaziland 3,500 32.44
South Africa 30 0.27
 
Utamboni 7,700 Gabon 4,500 58.65
Equatorial Guinea 3,100 40.40
 
Volta 412,800 Burkina Faso 173,500 42.04
Ghana 166,000 40.21
Togo 25,800 6.26
Mali 18,800 4.56
Benin 15,000 3.63
Ivory Coast 13,500 3.27
 
Zambezi (13, 14) 1,385,300 Zambia 576,900 41.64
Angola 254,600 18.38
Zimbabwe 215,500 15.55
Mozambique 163,500 11.81
Malawi 110,400 7.97
Tanzania, United Republic of 27,200 1.97
Botswana 18,900 1.37
Namibia 17,200 1.24
  Congo, Democratic Republic of (Kinshasa) 1,100 0.08
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