Ontologia

HydroBASINS lev08 watershed · #1081269780

Bassin de Bwenga

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 5 administrative regions : Buengas, Maquela do Zombo, Milunga, Quimbele, Sanza Pombo

Pfafstetter: 13224660

Sub-basin area

2 486,9km²

Upstream area

2 487,5km²

Discharge

28,64m³/s

Mean elev.

879m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Kwilu35 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

5 dept-equivalent regions (GADM L2)

  • Buengas
    Uíge · Angola
    1030.8 km²
    41.6% of basin
  • Sanza Pombo
    Uíge · Angola
    566.3 km²
    22.9% of basin
  • Milunga
    Uíge · Angola
    493.4 km²
    19.9% of basin
  • Quimbele
    Uíge · Angola
    385.2 km²
    15.6% of basin
  • Maquela do Zombo
    Uíge · Angola
    0.6 km²
    0.0% of basin

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

4 distinct species · 4 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 obs · 3 cellules
Obs. / cellule
≥ 2
2–1
2–1
1–1
< 1

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

22,5°C

Annual rain

1 383mm

Moisture idx (CMI)

-0,18

Runoff

377mm/an

PET

1 677mm

AET

1 147mm

Mean slope

6,4°

Water table

346cm

Forest

89%

Crops

0%

Urban

0%

Protected

0%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)