HydroBASINS lev08 watershed · #1080597370
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 1 administrative regions : Ansongo
Sub-basin area
35,9km²
Upstream area
529 634,6km²
Discharge
815,88m³/s
Mean elev.
255m
Administrative coverage
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
28,9°C
Annual rain
257mm
Moisture idx (CMI)
-0,88
Runoff
121mm/an
PET
2 065mm
AET
213mm
Mean slope
0,2°
Water table
68cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)