HydroBASINS lev08 watershed · #1080834540
Bassin de Koulbi
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 : Bounkani, Noumbiel
Sub-basin area
635,5km²
Upstream area
635,7km²
Discharge
3,99m³/s
Mean elev.
304m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 432.1 km²68.3% of basin
- 200.8 km²31.7% of basin
1 intersecting protected areas
Koulbi
IUCN Not ReportedClassified Forest
194.41 km² overlap
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°
27,3°C
Annual rain
1 112mm
Moisture idx (CMI)
-0,39
Runoff
197mm/an
PET
1 831mm
AET
931mm
Mean slope
1,5°
Water table
250cm
Forest
61%
Crops
4%
Urban
0%
Protected
29%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)