HydroBASINS lev08 watershed · #1080003550
Bassin de 'Hawālle Rēhim
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 5 administrative regions : Afabet, Gheleb, Halhal, Nakfa, Sheib
Sub-basin area
2 046,4km²
Upstream area
2 046,4km²
Discharge
2,08m³/s
Mean elev.
1 019m
Administrative coverage
5 dept-equivalent regions (GADM L2)
- 1973.1 km²96.8% of basin
- 61.2 km²3.0% of basin
- 3.9 km²0.2% of basin
- 0.6 km²0.0% of basin
- 0.4 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
10 distinct species · 13 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°
24,2°C
Annual rain
403mm
Moisture idx (CMI)
-0,78
Runoff
49mm/an
PET
1 815mm
AET
339mm
Mean slope
11,5°
Water table
867cm
Forest
0%
Crops
1%
Urban
1%
Protected
26%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)