HydroBASINS lev08 watershed · #2080968800
Bassin · #2080968800
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 3 administrative regions : Al Ahsa, As Sulayyil, Yadamah
Sub-basin area
1 394,1km²
Upstream area
1 394,1km²
Discharge
0,14m³/s
Mean elev.
639m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 1032.9 km²74.3% of basin
- YadamahNajran · Saudi Arabia332.1 km²23.9% of basin
- 24.9 km²1.8% of basin
2 intersecting protected areas
'Uruq Bani Ma'arid
IUCN VIProtected Area
389.87 km² overlap
'Uruq Bani Ma'arid
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
386.70 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
9 distinct species · 17 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°
26,0°C
Annual rain
52mm
Moisture idx (CMI)
-0,97
Runoff
4mm/an
PET
1 953mm
AET
40mm
Mean slope
2,0°
Water table
263cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)