Saudi Arabia does not have any permanent rivers, but has numerous wadis which are riverbeds that are either permanently or intermittently dry.

Note: The list is arranged by drainage basin, with respective tributaries indented under each larger stream’s name.

Red Sea

1. Wadi Aful
2. Wadi as Surr
3. Wadi al-Hamd
   -Wadi al-Jizl
   -Wadi al-Aqiq
4. Wadi Rabigh
5. Wadi Fāţimah
6. Wadi Sa‘dīyah
7. Wadi al-Līth
8. Wadi Idam

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Syrian Desert

1. Wadi Saba
2. Wadi Fajr
3. Wadi as Sirhan
4. Wadi al-Mirah
5. Wadi Hamir
6. Wadi Ar’ar
7. Wadi al Batin

Najd

1. Wadi Al-Rummah
   -Wadi Al-Batin
   -Wadi al Jarīr
2. Wadi ar Rishā’
3. Wadi Hanifa
4. Wadi ad-Dawasir
   -Wadi Bishah
   -Wadi Tathlith
5. Wadi Habawnah