HydroBASINS lev08 watershed · #1081299560
Bassin de Rufiji
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 : Kilombero, Liwale, Rufiji
Sub-basin area
689,3km²
Upstream area
72 273,9km²
Discharge
820,59m³/s
Mean elev.
192m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1081302580263 km²
- Bassin de Rufiji91 km²
3 dept-equivalent regions (GADM L2)
- 430.5 km²62.7% of basin
- 210.5 km²30.7% of basin
- 45.4 km²6.6% of basin
3 intersecting protected areas
Selous Game Reserve
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
686.41 km² overlap
Selous G.R
IUCN IVGame Reserve
686.40 km² overlap
Nyerere National Park
IUCN Not ReportedNational Park
279.78 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
9 distinct species · 11 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°
25,6°C
Annual rain
1 133mm
Moisture idx (CMI)
-0,23
Runoff
175mm/an
PET
1 475mm
AET
879mm
Mean slope
1,6°
Water table
144cm
Forest
3%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)