HydroBASINS lev08 watershed · #3080495980
Bassin de Илим
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 : Nizhneilimskiy rayon, Ust'-Ilimskiy rayon
Sub-basin area
876km²
Upstream area
30 105,3km²
Discharge
289,67m³/s
Mean elev.
464m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Туба2082 km²
- Bassin de Илим117 km²
2 dept-equivalent regions (GADM L2)
- Ust'-Ilimskiy rayonIrkutsk · Russia757.1 km²86.0% of basin
- Nizhneilimskiy rayonIrkutsk · Russia123.4 km²14.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
20 distinct species · 30 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°
-3,2°C
Annual rain
380mm
Moisture idx (CMI)
-0,40
Runoff
324mm/an
PET
635mm
AET
334mm
Mean slope
4,1°
Water table
70cm
Forest
81%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)