HydroBASINS lev08 watershed · #1081165850
Bassin de Oso
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 : Rutshuru, Walikale
Sub-basin area
260,4km²
Upstream area
2 526,1km²
Discharge
45,13m³/s
Mean elev.
1 629m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oso1506 km²
- Bassin de Oso760 km²
2 dept-equivalent regions (GADM L2)
- 238.6 km²92.1% of basin
- 20.6 km²7.9% of basin
1 intersecting protected areas
Kisimba Ikobo
IUCN Not ReportedPrimate Nature Reserve
32.36 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
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
18,9°C
Annual rain
1 514mm
Moisture idx (CMI)
-0,01
Runoff
640mm/an
PET
1 528mm
AET
1 273mm
Mean slope
15,4°
Water table
609cm
Forest
83%
Crops
1%
Urban
0%
Protected
13%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)