HydroBASINS lev08 watershed · #2080987600
Bassin de شعيب وشيل الذئب
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 4 administrative regions : Al Harjah, Badr Al Janub, Hubuna, Thar
Sub-basin area
1 226,9km²
Upstream area
1 227,4km²
Discharge
1,58m³/s
Mean elev.
1 733m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- TharNajran · Saudi Arabia909.5 km²74.4% of basin
- Badr Al JanubNajran · Saudi Arabia252.2 km²20.6% of basin
- 58.7 km²4.8% of basin
- HubunaNajran · Saudi Arabia2.5 km²0.2% of basin
1 intersecting protected areas
Al Jazm National Park
IUCN IINational Park
1.41 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 12 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°
20,8°C
Annual rain
165mm
Moisture idx (CMI)
-0,91
Runoff
59mm/an
PET
1 785mm
AET
138mm
Mean slope
7,5°
Water table
659cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)