HydroBASINS lev08 watershed · #1081561850
Bassin de Black Nossob
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 3 administrative regions : Aminius, Gobabis, Kalahari
Sub-basin area
409,1km²
Upstream area
7 994,5km²
Discharge
1,92m³/s
Mean elev.
1 357m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Black Nossob342 km²
- Bassin de Black Nossob232 km²
3 dept-equivalent regions (GADM L2)
- 285.0 km²69.8% of basin
- 102.2 km²25.1% of basin
- 20.8 km²5.1% 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.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
19,5°C
Annual rain
295mm
Moisture idx (CMI)
-0,84
Runoff
5mm/an
PET
1 814mm
AET
247mm
Mean slope
0,5°
Water table
403cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)