HydroBASINS lev08 watershed · #1080882230
Bassin de Ouémé
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 : Glazoué, Ouèssè
Sub-basin area
209,2km²
Upstream area
19 053,6km²
Discharge
101,13m³/s
Mean elev.
199m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Adjiro2155 km²
- Bassin de Ouémé561 km²
2 dept-equivalent regions (GADM L2)
- 133.4 km²64.0% of basin
- 74.9 km²36.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
46 distinct species · 274 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 033mm
Moisture idx (CMI)
-0,44
Runoff
124mm/an
PET
1 855mm
AET
873mm
Mean slope
1,4°
Water table
155cm
Forest
69%
Crops
51%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)