Table 3.5: Catchment area, rainfall and discharge characteristics of major river basins

 
 
 
River Basin
Catchment 
Area (Km)
Rainfall
(mm)
Runoff 
(mm)
Runoff 
(m3/s)
Runoff 
(%)
Shire
18945
902
137
82
15.2
Lake Chilwa
4981
1053
213
34
20.2
South West Lakeshore
4958
851
169
27
19.9
Linthipe
8641
964
151
41
15.7
Bua
10654
1032
103
35
10
Dwangwa
7768
902
109
27
12.1
South Rukuru
11993
873
115
44
13.2
North Rumphi
712
1530
674
15
44.1
North Rukuru
2091
970
252
17
26.0
Lufira
1790
1391
244
114
17.5
Songwe
1890
1601
327
120
20.4
South East Lakeshore
1540
887
201
10
22.7
Lake Chiuta
2462
1135
247
19
21.8
Likoma Island
18.7
1121
280
-
-
Chizumulu Island
3.3
1121
280
-
-
Ruo
3494
1373
538
60
39.2
Nkhotakota Lakeshore
4949
1399
260
41
18.6
Nkhata Bay Lakeshore
5458
1438
461
80
32.1
Karonga Lakeshore
1928
1028
361
22
35.1
Adapted from Water Department/UNDP 1993
 
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