HydroBASINS lev08 watershed · #1080671610
Bassin · #1080671610
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 : Groumdji, Madaoua, Sabon Birni
Sub-basin area
515,6km²
Upstream area
37 826,9km²
Discharge
20,27m³/s
Mean elev.
314m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080667920255 km²
- Bassin · #1080667750193 km²
3 dept-equivalent regions (GADM L2)
- MadaouaTahoua · Niger460.6 km²89.7% of basin
- 46.6 km²9.1% of basin
- 6.5 km²1.3% 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°
27,9°C
Annual rain
432mm
Moisture idx (CMI)
-0,79
Runoff
11mm/an
PET
2 074mm
AET
362mm
Mean slope
0,2°
Water table
76cm
Forest
0%
Crops
85%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)