HydroBASINS lev08 watershed · #2080083640
Bassin de وادي غراء
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 : Yanbu
Sub-basin area
866km²
Upstream area
866km²
Discharge
0,51m³/s
Mean elev.
334m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- YanbuAl Madinah · Saudi Arabia864.1 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 4 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°
25,0°C
Annual rain
85mm
Moisture idx (CMI)
-0,95
Runoff
19mm/an
PET
1 748mm
AET
69mm
Mean slope
7,8°
Water table
462cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)