HydroBASINS lev08 watershed · #1081221770
Bassin de Niari
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 : Loudima, Sibiti
Sub-basin area
126,1km²
Upstream area
26 918,7km²
Discharge
412,86m³/s
Mean elev.
208m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Niari825 km²
- Bassin de Niari796 km²
2 dept-equivalent regions (GADM L2)
- 91.6 km²73.0% of basin
- 33.9 km²27.0% of basin
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°
25,0°C
Annual rain
1 320mm
Moisture idx (CMI)
-0,15
Runoff
340mm/an
PET
1 552mm
AET
1 112mm
Mean slope
5,5°
Water table
298cm
Forest
84%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)