HydroBASINS lev08 watershed · #1080749470
Bassin du Niger
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 3 countries : Dandi, Gaya, Malanville
Sub-basin area
74,5km²
Upstream area
1 352 188,9km²
Discharge
915,25m³/s
Mean elev.
168m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10807474701116 km²
- Bassin du Niger507 km²
3 dept-equivalent regions (GADM L2)
- 34.5 km²46.5% of basin
- 26.8 km²36.1% of basin
- GayaDosso · Niger12.9 km²17.4% of basin
2 intersecting protected areas
Dallol Maouri
IUCN IVWetland of International Importance (Ramsar Site)
15.28 km² overlap
Wetland of International Importance (Ramsar Site)
9.93 km² overlap
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°
28,8°C
Annual rain
878mm
Moisture idx (CMI)
-0,56
Runoff
124mm/an
PET
1 988mm
AET
742mm
Mean slope
0,7°
Water table
65cm
Forest
0%
Crops
36%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)