HydroBASINS lev08 watershed · #3080502310
Bassin de Игирма
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
555,7km²
Upstream area
555,8km²
Discharge
6,24m³/s
Mean elev.
475m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- Nizhneilimskiy rayonIrkutsk · Russia490.6 km²87.8% of basin
- Ust'-Ilimskiy rayonIrkutsk · Russia68.0 km²12.2% of basin
1 intersecting protected areas
Ozernyj
IUCN IVState Natural Zakaznik
2.38 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
-4,3°C
Annual rain
406mm
Moisture idx (CMI)
-0,35
Runoff
327mm/an
PET
621mm
AET
352mm
Mean slope
4,1°
Water table
61cm
Forest
99%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)