HydroBASINS lev08 watershed · #2080977020
Bassin · #2080977020
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 5 administrative regions across 3 countries : Al Udayd, Hat, Rumah, Sharurah, Thumrait
Sub-basin area
464,2km²
Upstream area
1 545,9km²
Discharge
0m³/s
Mean elev.
288m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #2080979740731 km²
- Bassin · #2080979780351 km²
5 dept-equivalent regions (GADM L2)
- 344.9 km²74.5% of basin
- 45.8 km²9.9% of basin
- SharurahNajran · Saudi Arabia43.4 km²9.4% of basin
- 21.8 km²4.7% of basin
- 6.9 km²1.5% of basin
1 intersecting protected areas
Empty Quarter Desert Reserve
IUCN VINature Reserve
5.24 km² overlap
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
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
26,6°C
Annual rain
50mm
Moisture idx (CMI)
-0,97
Runoff
2mm/an
PET
1 873mm
AET
38mm
Mean slope
4,3°
Water table
271cm
Forest
0%
Crops
0%
Urban
0%
Protected
19%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)