HydroBASINS lev08 watershed · #1080864970
Bassin de Boa
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 : Bafing, Beyla
Sub-basin area
986,2km²
Upstream area
1 737,4km²
Discharge
21,45m³/s
Mean elev.
482m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Boa474 km²
- Bassin de Kouemba277 km²
2 dept-equivalent regions (GADM L2)
- 618.5 km²63.0% of basin
- 363.6 km²37.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 distinct species · 9 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°
25,2°C
Annual rain
1 444mm
Moisture idx (CMI)
-0,20
Runoff
386mm/an
PET
1 810mm
AET
1 086mm
Mean slope
2,5°
Water table
148cm
Forest
99%
Crops
38%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)