HydroBASINS lev08 watershed · #2080998640
Bassin de وادي عطّاف
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 4 administrative regions : Al Maslub, Al Matammah, Arhab, Nihm
Sub-basin area
981,1km²
Upstream area
4 094,4km²
Discharge
0,81m³/s
Mean elev.
1 954m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #2081001610672 km²
- Bassin · #2081001560210 km²
4 dept-equivalent regions (GADM L2)
- 548.3 km²56.1% of basin
- 341.2 km²34.9% of basin
- 57.9 km²5.9% of basin
- 30.3 km²3.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
17,7°C
Annual rain
192mm
Moisture idx (CMI)
-0,88
Runoff
9mm/an
PET
1 662mm
AET
161mm
Mean slope
9,2°
Water table
783cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)