HydroBASINS lev08 watershed · #2080980570
Bassin · #2080980570
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 : Tathlith, Yadamah
Sub-basin area
1 206,3km²
Upstream area
1 206,3km²
Discharge
1,41m³/s
Mean elev.
1 462m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 702.4 km²58.4% of basin
- YadamahNajran · Saudi Arabia500.2 km²41.6% of basin
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
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
22,5°C
Annual rain
137mm
Moisture idx (CMI)
-0,93
Runoff
52mm/an
PET
1 858mm
AET
113mm
Mean slope
5,0°
Water table
594cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)