HydroBASINS lev08 watershed · #3080502320
Bassin de Грама
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 3 administrative regions : Nizhneilimskiy rayon, Ust'-Ilimskiy rayon, Ust'-Kutskiy rayon
Sub-basin area
281,9km²
Upstream area
281,9km²
Discharge
2,95m³/s
Mean elev.
446m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- Nizhneilimskiy rayonIrkutsk · Russia113.4 km²40.0% of basin
- Ust'-Ilimskiy rayonIrkutsk · Russia96.1 km²33.9% of basin
- Ust'-Kutskiy rayonIrkutsk · Russia73.8 km²26.0% of basin
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°
-4,2°C
Annual rain
404mm
Moisture idx (CMI)
-0,35
Runoff
324mm/an
PET
625mm
AET
351mm
Mean slope
4,2°
Water table
61cm
Forest
100%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)