HydroBASINS lev08 watershed · #1080619250
Bassin · #1080619250
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 2 administrative regions across 2 countries : Ménaka, Ouallam
Sub-basin area
2 036,6km²
Upstream area
36 464,2km²
Discharge
0m³/s
Mean elev.
278m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de вади Ин-Тарок2299 km²
- Bassin · #1080605360783 km²
2 dept-equivalent regions (GADM L2)
- OuallamTillabéry · Niger1123.9 km²55.4% of basin
- 905.5 km²44.6% of basin
1 intersecting protected areas
Ansongo Giraffe Reserve
IUCN IVPartial Wildlife Reserve
905.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 4 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°
29,6°C
Annual rain
273mm
Moisture idx (CMI)
-0,87
Runoff
3mm/an
PET
2 148mm
AET
228mm
Mean slope
0,4°
Water table
181cm
Forest
0%
Crops
5%
Urban
0%
Protected
48%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)