HydroBASINS lev08 watershed · #2080888340
Bassin de وادي ابا القزاز
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : Al Ula, Al Wajh
Sub-basin area
616,6km²
Upstream area
1 590,4km²
Discharge
0,34m³/s
Mean elev.
378m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de وادي المخاضة497 km²
- Bassin de وادي نجد477 km²
2 dept-equivalent regions (GADM L2)
- Al WajhTabuk · Saudi Arabia572.9 km²93.1% of basin
- Al UlaAl Madinah · Saudi Arabia42.6 km²6.9% of basin
1 intersecting protected areas
Prince Mohammed bin Salman Royal Reserve
IUCN Not ReportedRoyal Reserve
615.52 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 3 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
22,9°C
Annual rain
35mm
Moisture idx (CMI)
-0,98
Runoff
7mm/an
PET
1 535mm
AET
29mm
Mean slope
6,6°
Water table
525cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)