HydroBASINS lev08 watershed · #2080926600
Bassin de وادي القاحة
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 : Badr, Rabigh, Wadi Al Fara
Sub-basin area
2 074,3km²
Upstream area
2 074,3km²
Discharge
1,74m³/s
Mean elev.
454m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- Wadi Al FaraAl Madinah · Saudi Arabia1166.8 km²56.4% of basin
- BadrAl Madinah · Saudi Arabia867.8 km²41.9% of basin
- 34.8 km²1.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 16 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°
27,0°C
Annual rain
55mm
Moisture idx (CMI)
-0,97
Runoff
25mm/an
PET
1 998mm
AET
43mm
Mean slope
9,5°
Water table
587cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)