HydroBASINS lev08 watershed · #1081021080
Bassin de Okpa Oboni
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 8 administrative regions : Etinan, Ibesikpo Asutan, Ibiono Ibom, Ikono, Itu +3
Sub-basin area
306,5km²
Upstream area
306,5km²
Discharge
16,77m³/s
Mean elev.
59m
Administrative coverage
Species present
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°
26,5°C
Annual rain
2 584mm
Moisture idx (CMI)
0,39
Runoff
1 726mm/an
PET
1 564mm
AET
1 333mm
Mean slope
0,8°
Water table
29cm
Forest
29%
Crops
67%
Urban
53%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)