River

Khbour

Greater Zab

Lesser Zab

Al-Adhaim

Diyala

Basin area (Km²)

6143

26,473

15,600

13,000

33,240

Basin area shares (%)

Iraq 43%

Turkey 57%

Iraq 65%

Turkey 35%

Iraq 80%

Iran 20%

Iraq 100%

Iraq 75%

Iran 25%

River length (Km)

181 km

462 km

302 km

230

574 km

Maximum annual flow (BCM)

4.3

23.6

15.1

1.2

14.4

Minimum annual flow (BCM)

0.9

3.7

1.7

0.4

1.2

Mean annual flow (BCM)

2

12.7

7.8

0.80

4.6

Dams

Unregulated to date

Unregulated to date

2

1

3