Basin Name |
Total area of basin (sq. km) (1) |
Country name |
Area of country in basin (sq. km) |
Percent area of country in basin (%) |
Akpa (2)
|
4 900
|
Cameroon
|
3 000
|
61.65
|
|
|
Nigeria
|
1 900
|
38.17
|
Atui (3)
|
32 600
|
Mauritania
|
20 500
|
62.91
|
|
|
Western Sahara
|
11 200
|
34.24
|
Awash
|
154 900
|
Ethiopia
|
143 700
|
92.74
|
|
|
Djibouti
|
11 000
|
7.09
|
|
|
Somalia
|
300
|
0.16
|
Baraka
|
66 200
|
Eritrea
|
41 500
|
62.57
|
|
|
Sudan
|
24 800
|
37.43
|
Benito/Ntem
|
45 100
|
Cameroon
|
18 900
|
41.87
|
|
|
Equatorial Guinea
|
15 400
|
34.11
|
|
|
Gabon
|
10 800
|
23.86
|
Bia
|
11 100
|
Ghana
|
6 400
|
57.58
|
|
|
Ivory Coast
|
4 500
|
40.28
|
Buzi
|
27 700
|
Mozambique
|
24 500
|
88.35
|
|
|
Zimbabwe
|
3 200
|
11.65
|
Cavally
|
30 600
|
Ivory Coast
|
16 600
|
54.12
|
|
|
Liberia
|
12 700
|
41.66
|
|
|
Guinea
|
1 300
|
4.22
|
Cestos
|
15 000
|
Liberia
|
12 800
|
84.99
|
|
|
Ivory Coast
|
2 200
|
14.91
|
|
|
Guinea
|
20
|
0.11
|
Chiloango
|
11 600
|
Congo Democratic Republic of (Kinshasa)
|
7 500
|
64.60
|
|
|
Angola
|
3 800
|
32.71
|
|
|
Congo Republic of the (Brazzaville)
|
300
|
2.69
|
Congo/Zaire (4,
5)
|
3 691 000
|
Congo Democratic Republic of (Kinshasa)
|
2 302 800
|
62.39
|
|
|
Central African Republic
|
400 800
|
10.86
|
|
|
Angola
|
290 600
|
7.87
|
|
|
Congo Republic of the (Brazzaville)
|
248 100
|
6.72
|
|
|
Zambia
|
176 000
|
4.77
|
|
|
Tanzania, United Republic of
|
166 300
|
4.51
|
|
|
Cameroon
|
85 200
|
2.31
|
|
|
Burundi
|
14 400
|
0.39
|
|
|
Rwanda
|
4 500
|
0.12
|
|
|
Sudan
|
1 400
|
0.04
|
|
|
Gabon
|
500
|
0.01
|
|
|
Malawi
|
100
|
0.00
|
|
|
Uganda
|
70
|
0.00
|
Corubal
|
24 000
|
Guinea
|
17 500
|
72.71
|
|
|
Guinea-Bissau
|
6 500
|
27.02
|
Cross
|
52 800
|
Nigeria
|
40 300
|
76.34
|
|
|
Cameroon
|
12 500
|
23.66
|
Cuvelai/Etosha
|
167 400
|
Namibia
|
114 100
|
68.15
|
|
|
Angola
|
53 300
|
31.85
|
Daoura
|
34 500
|
Morocco
|
18 200
|
52.72
|
|
|
Algeria
|
16 300
|
47.28
|
Dra
|
96 400
|
Morocco
|
75 800
|
78.65
|
|
|
Algeria
|
20 600
|
21.33
|
Gambia
|
69 900
|
Senegal
|
50 700
|
72.48
|
|
|
Guinea
|
13 200
|
18.92
|
|
|
Gambia
|
5 900
|
8.51
|
Gash
|
40 000
|
Eritrea
|
21 400
|
53.39
|
|
|
Sudan
|
9 600
|
24.09
|
|
|
Ethiopia
|
9 000
|
22.52
|
Geba
|
12 800
|
Guinea-Bissau
|
8 700
|
67.69
|
|
|
Senegal
|
4 100
|
31.88
|
|
|
Guinea
|
50
|
0.42
|
Great Scarcies
|
12 100
|
Guinea
|
9 000
|
74.96
|
|
|
Sierra Leone
|
3 000
|
25.04
|
Guir
|
78 900
|
Algeria
|
61 200
|
77.53
|
|
|
Morocco
|
17 700
|
22.47
|
Incomati (6)
|
46 700
|
South Africa
|
29 200
|
62.47
|
|
|
Mozambique
|
14 600
|
31.20
|
|
|
Swaziland
|
3 000
|
6.33
|
Juba-Shibeli
|
803 500
|
Ethiopia
|
367 400
|
45.72
|
|
|
Somalia
|
220 900
|
27.49
|
|
|
Kenya
|
215 300
|
26.79
|
Komoe
|
78 100
|
Ivory Coast
|
58 300
|
74.67
|
|
|
Burkina Faso
|
16 900
|
21.66
|
|
|
Ghana
|
2 200
|
2.85
|
|
|
Mali
|
600
|
0.82
|
Kunene
|
110 000
|
Angola
|
95 300
|
86.68
|
|
|
Namibia
|
14 700
|
13.32
|
Lake Chad (7)
|
2 388 700
|
Chad
|
1 079 200
|
45.18
|
|
|
Niger
|
674 200
|
28.23
|
|
|
Central African Republic
|
218 600
|
9.15
|
|
|
Nigeria
|
180 200
|
7.54
|
|
|
Algeria
|
90 000
|
3.77
|
|
|
Sudan
|
82 800
|
3.47
|
|
|
Cameroon
|
46 800
|
1.96
|
|
|
Chad, claimed by Libya
|
12 300
|
0.51
|
|
|
Libya
|
4 600
|
0.19
|
Lake Natron
|
55 400
|
Tanzania, United Republic of
|
37 100
|
67.00
|
|
|
Kenya
|
18 300
|
33.00
|
Lake Turkana (8)
|
206 900
|
Ethiopia
|
113 200
|
54.69
|
|
|
Kenya
|
89 700
|
43.36
|
|
|
Uganda
|
2 500
|
1.21
|
|
|
Sudan
|
1 500
|
0.70
|
|
|
Sudan, administered by Kenya
|
70
|
0.03
|
Limpopo
|
414 800
|
South Africa
|
183 500
|
44.25
|
|
|
Mozambique
|
87 200
|
21.02
|
|
|
Botswana
|
81 500
|
19.65
|
|
|
Zimbabwe
|
62 600
|
15.08
|
Little Scarcies
|
18 900
|
Sierra Leone
|
13 000
|
69.12
|
|
|
Guinea
|
5 800
|
30.88
|
Loffa
|
11 400
|
Liberia
|
10 100
|
88.56
|
|
|
Guinea
|
1 300
|
11.38
|
Lotagipi Swamp (8)
|
38 700
|
Kenya
|
20 300
|
52.33
|
|
|
Sudan
|
9 900
|
25.54
|
|
|
Sudan, administered by Kenya
|
3 300
|
8.52
|
|
|
Ethiopia
|
3 200
|
8.32
|
|
|
Uganda
|
2 100
|
5.29
|
Mana-Morro
|
6 800
|
Liberia
|
5 700
|
82.84
|
|
|
Sierra Leone
|
1 200
|
17.16
|
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
|