HydroBASINS lev08 watershed · #1080831640
Bassin de Dion
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 : Beyla, Kankan, Kérouané
Sub-basin area
1 017,9km²
Upstream area
4 375,1km²
Discharge
73,55m³/s
Mean elev.
613m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Dion2596 km²
- Bassin de Monsoro762 km²
3 dept-equivalent regions (GADM L2)
- 612.3 km²60.4% of basin
- 253.8 km²25.0% of basin
- 147.7 km²14.6% of basin
2 intersecting protected areas
Sankarani-Fié
IUCN IVWetland of International Importance (Ramsar Site)
213.63 km² overlap
Kankan-Foloningbè
IUCN IVWildlife Reserve
174.15 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 distinct species · 15 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°
24,7°C
Annual rain
1 738mm
Moisture idx (CMI)
-0,10
Runoff
541mm/an
PET
1 935mm
AET
1 209mm
Mean slope
3,2°
Water table
147cm
Forest
99%
Crops
12%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)