HydroBASINS lev08 watershed · #1081297780
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, Morogoro Rural, Rufiji
Sub-basin area
151,3km²
Upstream area
158 091,8km²
Discharge
904,86m³/s
Mean elev.
156m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Great Ruaha843 km²
- Bassin de Rufiji689 km²
3 dept-equivalent regions (GADM L2)
- 81.1 km²53.8% of basin
- 68.8 km²45.6% of basin
- 0.8 km²0.6% of basin
3 intersecting protected areas
Selous Game Reserve
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
150.68 km² overlap
Nyerere National Park
IUCN Not ReportedNational Park
92.74 km² overlap
Selous G.R
IUCN IVGame Reserve
78.08 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
20 distinct species · 20 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°
26,0°C
Annual rain
1 079mm
Moisture idx (CMI)
-0,28
Runoff
178mm/an
PET
1 508mm
AET
871mm
Mean slope
2,0°
Water table
208cm
Forest
0%
Crops
1%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)