HydroBASINS lev08 watershed · #2080091130
Bassin de وادي الحلال الجنوبي
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 3 administrative regions : Al Ahsa, Al Kharj, Riyadh
Sub-basin area
1 147km²
Upstream area
1 147km²
Discharge
0m³/s
Mean elev.
520m
Administrative coverage
3 dept-equivalent regions (GADM L2)
- 772.2 km²67.5% of basin
- 243.0 km²21.2% of basin
- 129.3 km²11.3% 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°
25,2°C
Annual rain
94mm
Moisture idx (CMI)
-0,95
Runoff
2mm/an
PET
1 870mm
AET
77mm
Mean slope
0,3°
Water table
741cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)