HydroBASINS lev08 watershed · #1080780610
Bassin de Gao
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 : Borgu, Kalalé, Ségbana
Sub-basin area
372,9km²
Upstream area
372,9km²
Discharge
2,32m³/s
Mean elev.
306m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 270.0 km²72.7% of basin
- 92.8 km²25.0% of basin
- 8.6 km²2.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
22 distinct species · 95 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°
26,8°C
Annual rain
1 103mm
Moisture idx (CMI)
-0,42
Runoff
196mm/an
PET
1 918mm
AET
851mm
Mean slope
0,8°
Water table
66cm
Forest
34%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)