HydroBASINS lev08 watershed · #2080972920
Bassin de سر المدبغ
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 : Wadi Ad Dawasir, Yadamah
Sub-basin area
1 865,8km²
Upstream area
5 628,7km²
Discharge
0m³/s
Mean elev.
932m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de وادي الحاير956 km²
- Bassin de سر المدبغ564 km²
2 dept-equivalent regions (GADM L2)
- YadamahNajran · Saudi Arabia1413.2 km²76.0% of basin
- 447.0 km²24.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 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°
25,4°C
Annual rain
81mm
Moisture idx (CMI)
-0,96
Runoff
4mm/an
PET
1 975mm
AET
64mm
Mean slope
0,9°
Water table
517cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)