HydroBASINS lev08 watershed · #1081116620
Bassin de Lengoue
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 1 administrative regions : Ouesso
Sub-basin area
943,7km²
Upstream area
943,7km²
Discharge
11,3m³/s
Mean elev.
520m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 939.5 km²100.0% of basin
4 intersecting protected areas
Odzala Kokoua
IUCN Not ReportedWetland of International Importance (Ramsar Site)
9.21 km² overlap
National Park
9.21 km² overlap
Forest Massif of Odzala-Kokoua
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
3.18 km² overlap
Parc national d'Odzala
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
1.38 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 2 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°
24,0°C
Annual rain
1 659mm
Moisture idx (CMI)
0,00
Runoff
368mm/an
PET
1 667mm
AET
1 380mm
Mean slope
2,6°
Water table
109cm
Forest
88%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)