R.No. Basin Name type Source Location Area(km 2 ) Direction of Flow Terminal
1
Wabishebelle
R
Bale Highland
4 0 45'N-9 0 45'N 38 0 45'E-45 0 45'E
202220
East
Indian Ocean
2
Abbay
R
West, Southwest HL
7 o 45 ' N-12 o 45 ' N; 34 o 05 ' E-39 o 05 ' E
199912
West ( Nile )
Mediterranean Sea
3
Genale Dawa
R
Bale Highland
3 0 30'N-7 0 20'N 37 0 05'E-43 0 20'E
172259
East
Indian Ocean
4
Awash
R
Central Highland
8 0 30'N-12 0 00'N 38 0 05'E-43 0 25'E
110000
North-east
Terminal Lakes (Internal)
5
Tekeze
R
North Wollo Highland
11 0 40'N-15 0 12'N 36 0 30'E-39 0 50'E
82350
West ( Nile )
Mediterranean Sea
6
Denakil
D
North Wollo Highland
12 o 0'N- 15 0 0' N 39 0 0' E- 42 0 0'E.
64380
NF
Internal
7
Ogaden
D
No flow
5 0 30'N - 9 0 44' N 42 0 41'E-45 0 00' E
77120
NF
Internal
8
Omo-Ghibe
R
Central, Western HL
4 0 30'N - 9 0 30'N 35 0 0'E - 38 0 0'E
79000
South
Rudolph Lake Internal)
9
Baro-Akobo
R
Western Highland
5 0 31'N-10 0 54'N 33 0 0'E-36 0 17' E
75912
West ( Nile )
Mediterranean Sea
10
Rift Valley Lakes
L
Arsi and Central HL
4 0 20'N-8 0 30'N 36 0 30'E-39 0 30'E
52000
South
Chew Bahir
11
Mereb
R
Adigirat HL
14 0 03'N-14 0 52'N 37 0 51'E-39 0 27'E
5900
West ( Nile )
Swamp in Sudan
12
Aysha
D
No flow
10 0 00'N-11 0 00'N 42 0 00'E-43 0 00'E
2223
NF
Internal
Source: Respective Basin Master Plan Studies
HL-Highland     D-Dry     R-River     L- Lake     NF-No flow