HydroBASINS lev08 watershed · #2080888430
Bassin de وادي أم نب
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 1 administrative regions : Al Wajh
Sub-basin area
391,3km²
Upstream area
2 476,7km²
Discharge
0,31m³/s
Mean elev.
295m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de وادي ابا القزاز617 km²
- Bassin de وادي خرساء495 km²
1 dept-equivalent regions (GADM L2)
- Al WajhTabuk · Saudi Arabia390.6 km²100.0% of basin
1 intersecting protected areas
Prince Mohammed bin Salman Royal Reserve
IUCN Not ReportedRoyal Reserve
390.59 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 2 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°
23,2°C
Annual rain
30mm
Moisture idx (CMI)
-0,98
Runoff
6mm/an
PET
1 532mm
AET
24mm
Mean slope
6,0°
Water table
526cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)