HydroBASINS lev08 watershed · #1081628140
Bassin de Riet River
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 : Frances Baard, Pixley ka Seme
Sub-basin area
54,9km²
Upstream area
26 670,2km²
Discharge
20,44m³/s
Mean elev.
1 074m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Riet River625 km²
- Bassin de Riet River498 km²
2 dept-equivalent regions (GADM L2)
- 28.7 km²52.3% of basin
- 26.1 km²47.7% of basin
1 intersecting protected areas
Mokala National Park
IUCN Not ReportedNational Park
2.23 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
17 distinct species · 17 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°
18,1°C
Annual rain
411mm
Moisture idx (CMI)
-0,76
Runoff
43mm/an
PET
1 688mm
AET
346mm
Mean slope
1,2°
Water table
233cm
Forest
0%
Crops
0%
Urban
0%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)