HydroBASINS lev08 watershed · #3080167950
Bassin de Верхняя Томба
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 : Ilimpiyskiy rayon, Olenekskiy rayon
Sub-basin area
462,5km²
Upstream area
3 830,7km²
Discharge
16,11m³/s
Mean elev.
357m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Верхняя Томба416 km²
- Bassin de Верхняя Томба133 km²
2 dept-equivalent regions (GADM L2)
- 461.2 km²99.0% of basin
- Ilimpiyskiy rayonKrasnoyarsk · Russia4.5 km²1.0% of basin
1 intersecting protected areas
Alakit
IUCN VIResource Reserve
460.43 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 5 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°
-12,1°C
Annual rain
299mm
Moisture idx (CMI)
-0,25
Runoff
138mm/an
PET
400mm
AET
266mm
Mean slope
4,0°
Water table
87cm
Forest
79%
Crops
0%
Urban
0%
Protected
98%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)