HydroBASINS lev08 watershed · #1081175100
Bassin de Alima
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 : Mossaka, Owando
Sub-basin area
726,9km²
Upstream area
726,9km²
Discharge
8,5m³/s
Mean elev.
307m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 598.1 km²82.6% of basin
- 125.6 km²17.4% of basin
2 intersecting protected areas
Tchicapika-Owando
IUCN VIWetland of International Importance (Ramsar Site)
723.69 km² overlap
Grands affluents
IUCN Not ReportedWetland of International Importance (Ramsar Site)
624.78 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
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
25,7°C
Annual rain
1 622mm
Moisture idx (CMI)
-0,01
Runoff
369mm/an
PET
1 632mm
AET
1 368mm
Mean slope
0,5°
Water table
17cm
Forest
81%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)