HydroBASINS lev08 watershed · #2080090460
Bassin de وادي الحلال الشمالي
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 Ahsa, Riyadh
Sub-basin area
697,8km²
Upstream area
698,4km²
Discharge
0m³/s
Mean elev.
550m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 384.5 km²55.2% of basin
- 311.8 km²44.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 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°
25,1°C
Annual rain
99mm
Moisture idx (CMI)
-0,95
Runoff
2mm/an
PET
1 870mm
AET
82mm
Mean slope
0,3°
Water table
661cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)