HydroBASINS lev08 watershed · #1080765660
Bassin de النيل الأزرق
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 across 2 countries : Al Roseires, Geissan, Metekel
Sub-basin area
322,9km²
Upstream area
175 617,5km²
Discharge
2 115,94m³/s
Mean elev.
636m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de ዓባይ ወንዝ822 km²
- Bassin · #1080766430313 km²
3 dept-equivalent regions (GADM L2)
- 153.4 km²47.7% of basin
- 124.5 km²38.7% of basin
- 43.7 km²13.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 11 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°
27,1°C
Annual rain
1 014mm
Moisture idx (CMI)
-0,51
Runoff
126mm/an
PET
2 080mm
AET
848mm
Mean slope
4,6°
Water table
364cm
Forest
0%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)