HydroBASINS lev08 watershed · #2080875860
Bassin de وادي مديسيس
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 : Al Ula, Tabuk
Sub-basin area
1 223,3km²
Upstream area
1 223,5km²
Discharge
0,38m³/s
Mean elev.
1 255m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- TabukTabuk · Saudi Arabia835.8 km²68.4% of basin
- Al UlaAl Madinah · Saudi Arabia385.5 km²31.6% of basin
2 intersecting protected areas
Prince Mohammed bin Salman Royal Reserve
IUCN Not ReportedRoyal Reserve
781.98 km² overlap
Protected Area
20.41 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 15 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°
18,9°C
Annual rain
74mm
Moisture idx (CMI)
-0,95
Runoff
11mm/an
PET
1 552mm
AET
62mm
Mean slope
2,6°
Water table
612cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)