HydroBASINS lev08 watershed · #1080877640
Bassin de Black Volta
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 : Banda, Bole, Gontougo
Sub-basin area
208,8km²
Upstream area
3 022,7km²
Discharge
17,6m³/s
Mean elev.
228m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Zanzan1433 km²
- Bassin de Kodio271 km²
3 dept-equivalent regions (GADM L2)
- 129.8 km²62.4% of basin
- 77.9 km²37.5% of basin
- 0.2 km²0.1% of basin
1 intersecting protected areas
Bui
IUCN IINational Park
121.21 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°
26,8°C
Annual rain
1 103mm
Moisture idx (CMI)
-0,37
Runoff
182mm/an
PET
1 762mm
AET
933mm
Mean slope
1,2°
Water table
201cm
Forest
99%
Crops
15%
Urban
0%
Protected
63%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)