HydroBASINS lev08 watershed · #1081320020
Bassin de Ruaha
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 : Kilombero, Njombe Rural
Sub-basin area
535,8km²
Upstream area
536km²
Discharge
5,33m³/s
Mean elev.
962m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 299.4 km²56.1% of basin
- 234.2 km²43.9% of basin
2 intersecting protected areas
Kilombero Valley Floodplain
IUCN Not ReportedWetland of International Importance (Ramsar Site)
0.79 km² overlap
Iditima
IUCN Not ReportedForest Reserve
0.72 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 3 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°
21,9°C
Annual rain
1 592mm
Moisture idx (CMI)
0,03
Runoff
309mm/an
PET
1 541mm
AET
988mm
Mean slope
10,2°
Water table
289cm
Forest
97%
Crops
4%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)