HydroBASINS lev08 watershed · #1081205610
Bassin de Simiyu
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 4 administrative regions : Itilima, Kwimba, Magu, Maswa
Sub-basin area
903,1km²
Upstream area
4 609,2km²
Discharge
5,76m³/s
Mean elev.
1 270m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Simiyu355 km²
- Bassin de Simiyu239 km²
4 dept-equivalent regions (GADM L2)
- 526.0 km²58.5% of basin
- 265.9 km²29.6% of basin
- 99.0 km²11.0% of basin
- 8.2 km²0.9% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
16 distinct species · 21 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°
22,6°C
Annual rain
863mm
Moisture idx (CMI)
-0,47
Runoff
48mm/an
PET
1 644mm
AET
729mm
Mean slope
0,9°
Water table
101cm
Forest
0%
Crops
9%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)