HydroBASINS lev08 watershed · #1080621670
Bassin · #1080621670
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 : Ouallam, Tillabéry
Sub-basin area
170km²
Upstream area
170km²
Discharge
0,08m³/s
Mean elev.
292m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- OuallamTillabéry · Niger168.9 km²99.7% of basin
- 0.5 km²0.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
19 distinct species · 19 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°
29,2°C
Annual rain
242mm
Moisture idx (CMI)
-0,89
Runoff
16mm/an
PET
2 115mm
AET
201mm
Mean slope
0,4°
Water table
217cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)