HydroBASINS lev08 watershed · #1081139370
Bassin de Ubangi
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 across 2 countries : Bomongo, Impfondo
Sub-basin area
254,4km²
Upstream area
644 151,6km²
Discharge
5 080,08m³/s
Mean elev.
321m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ngiri3170 km²
- Bassin de Ubangi880 km²
2 dept-equivalent regions (GADM L2)
- 177.8 km²70.2% of basin
- 75.4 km²29.8% of basin
3 intersecting protected areas
Ngiri
IUCN Not ReportedWetland of International Importance (Ramsar Site)
177.62 km² overlap
Réserve du triangle de la Ngiri
IUCN Not ReportedNature reserve
173.71 km² overlap
Grands affluents
IUCN Not ReportedWetland of International Importance (Ramsar Site)
23.20 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 4 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°
25,3°C
Annual rain
1 679mm
Moisture idx (CMI)
0,02
Runoff
297mm/an
PET
1 645mm
AET
1 392mm
Mean slope
0,5°
Water table
25cm
Forest
61%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)