HydroBASINS lev08 watershed · #1080811830
Bassin de Sirba Wenz
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 : Asosa, Kemashi, Mirab Welega
Sub-basin area
376,1km²
Upstream area
376,1km²
Discharge
3,97m³/s
Mean elev.
1 145m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 195.0 km²52.1% of basin
- 109.0 km²29.1% of basin
- 70.5 km²18.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
10 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°
23,1°C
Annual rain
1 370mm
Moisture idx (CMI)
-0,23
Runoff
330mm/an
PET
1 798mm
AET
969mm
Mean slope
8,3°
Water table
398cm
Forest
19%
Crops
5%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)