HydroBASINS lev08 watershed · #1080991580
Bassin de Webi Mana
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 : Afder, Bale
Sub-basin area
1 311,8km²
Upstream area
6 069,1km²
Discharge
20,41m³/s
Mean elev.
827m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Webi Mana796 km²
- Bassin de Webi Mana529 km²
2 dept-equivalent regions (GADM L2)
- 828.7 km²63.4% of basin
- 477.5 km²36.6% 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°
24,7°C
Annual rain
491mm
Moisture idx (CMI)
-0,75
Runoff
120mm/an
PET
1 957mm
AET
412mm
Mean slope
6,0°
Water table
558cm
Forest
0%
Crops
6%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)