HydroBASINS lev08 watershed · #1080911750
Bassin de Ouham
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 : Batangafo, Markounda
Sub-basin area
368,6km²
Upstream area
54 038,8km²
Discharge
359,54m³/s
Mean elev.
412m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ouham784 km²
- Bassin de Nana Bakassa338 km²
2 dept-equivalent regions (GADM L2)
- 365.9 km²99.7% of basin
- 1.2 km²0.3% of basin
1 intersecting protected areas
Nana-Barya
IUCN IVFaunal Reserve
255.35 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
26,2°C
Annual rain
1 232mm
Moisture idx (CMI)
-0,41
Runoff
184mm/an
PET
2 081mm
AET
983mm
Mean slope
0,8°
Water table
86cm
Forest
90%
Crops
5%
Urban
0%
Protected
70%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)