HydroBASINS lev08 watershed · #3080616550
Bassin de Ия
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 : Nizhneudinskiy rayon, Okinskiy rayon
Sub-basin area
1 001,3km²
Upstream area
1 001,5km²
Discharge
11,41m³/s
Mean elev.
1 794m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- Nizhneudinskiy rayonIrkutsk · Russia851.1 km²84.7% of basin
- 154.3 km²15.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
67 distinct species · 72 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°
-8,2°C
Annual rain
457mm
Moisture idx (CMI)
-0,11
Runoff
336mm/an
PET
516mm
AET
387mm
Mean slope
19,2°
Water table
541cm
Forest
63%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)