HydroBASINS lev08 watershed · #1080022890
Bassin de Benin River
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 : Ovia North-East, Warri North
Sub-basin area
43,4km²
Upstream area
9 269,9km²
Discharge
444,66m³/s
Mean elev.
13m
Administrative coverage
Hydrographic chain
▼ Drains into
Outlet (drains to ocean / endorheic)
▲ Receives from 2 basins
- Bassin de Oloji Creek1068 km²
- Bassin de Benin River182 km²
2 dept-equivalent regions (GADM L2)
- 35.7 km²82.6% of basin
- 7.5 km²17.3% of basin
2 intersecting protected areas
Gilli-Gilli
IUCN Not ReportedForest Reserve
11.07 km² overlap
Gilli-Gilli
IUCN IVGame Reserve
11.07 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
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
26,7°C
Annual rain
2 486mm
Moisture idx (CMI)
0,38
Runoff
1 448mm/an
PET
1 548mm
AET
1 233mm
Mean slope
0,5°
Water table
28cm
Forest
100%
Crops
15%
Urban
0%
Protected
26%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)