HydroBASINS lev08 watershed · #3080519240
Bassin de Чуна
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 1 administrative regions : Chunskiy rayon
Sub-basin area
678,8km²
Upstream area
39 687,1km²
Discharge
244,66m³/s
Mean elev.
316m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Модышева461 km²
- Bassin de Чуна11 km²
1 dept-equivalent regions (GADM L2)
- Chunskiy rayonIrkutsk · Russia682.2 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
12 distinct species · 12 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°
-1,7°C
Annual rain
368mm
Moisture idx (CMI)
-0,44
Runoff
114mm/an
PET
655mm
AET
325mm
Mean slope
3,4°
Water table
75cm
Forest
98%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)