HydroBASINS lev08 watershed · #1080759360
Bassin de Bouka
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 : Dinguiraye, Kouroussa, Siguiri
Sub-basin area
117,6km²
Upstream area
2 974,6km²
Discharge
19,87m³/s
Mean elev.
405m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Siguirinkôba1028 km²
- Bassin de Bouka155 km²
3 dept-equivalent regions (GADM L2)
- 86.3 km²73.7% of basin
- DinguirayeFaranah · Guinea30.0 km²25.6% of basin
- 0.8 km²0.7% of basin
1 intersecting protected areas
Tinkisso
IUCN IVWetland of International Importance (Ramsar Site)
34.26 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 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°
26,3°C
Annual rain
1 329mm
Moisture idx (CMI)
-0,36
Runoff
267mm/an
PET
2 077mm
AET
974mm
Mean slope
3,2°
Water table
177cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)