HydroBASINS lev08 watershed · #2080987000
Bassin · #2080987000
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 across 2 countries : Shahan, Thumrait
Sub-basin area
723,6km²
Upstream area
723,6km²
Discharge
0m³/s
Mean elev.
570m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 550.3 km²76.3% of basin
- 171.0 km²23.7% of basin
1 intersecting protected areas
Najd Nature Reserve
IUCN VINature Reserve
452.77 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
11 distinct species · 11 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°
24,7°C
Annual rain
53mm
Moisture idx (CMI)
-0,97
Runoff
22mm/an
PET
1 780mm
AET
42mm
Mean slope
1,1°
Water table
293cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)