HydroBASINS lev08 watershed · #1080697370
Bassin de ruisseaux
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 : Boboye, Kollo, Say
Sub-basin area
415,1km²
Upstream area
415,2km²
Discharge
0,76m³/s
Mean elev.
239m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 249.5 km²60.3% of basin
- 163.8 km²39.6% of basin
- SayTillabéry · Niger0.3 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 10 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°
28,9°C
Annual rain
550mm
Moisture idx (CMI)
-0,74
Runoff
53mm/an
PET
2 078mm
AET
463mm
Mean slope
0,5°
Water table
306cm
Forest
0%
Crops
80%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)