HydroBASINS lev08 watershed · #1080622380
Bassin de Béli
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 2 countries : Douentza, Gourma-Rharous, Oudalan
Sub-basin area
1 512,5km²
Upstream area
1 512,8km²
Discharge
1,06m³/s
Mean elev.
269m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 843.2 km²55.9% of basin
- DouentzaMopti · Mali573.2 km²38.0% of basin
- 90.7 km²6.0% of basin
1 intersecting protected areas
Sahel
IUCN IVSylvo-pastoral Reserve and Partial Wildlife Reserve
88.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
8 distinct species · 8 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°
29,7°C
Annual rain
330mm
Moisture idx (CMI)
-0,84
Runoff
14mm/an
PET
2 131mm
AET
276mm
Mean slope
0,1°
Water table
77cm
Forest
0%
Crops
20%
Urban
0%
Protected
60%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)