HydroBASINS lev08 watershed · #3080449730
Bassin de Большой Юган
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 : Kargasokskiy rayon, Surgutskiy rayon, Uvatskiy rayon
Sub-basin area
1 823,1km²
Upstream area
1 823,1km²
Discharge
16,06m³/s
Mean elev.
105m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 1750.5 km²95.5% of basin
- Kargasokskiy rayonTomsk · Russia82.4 km²4.5% of basin
- Uvatskiy rayonTyumen' · Russia0.0 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
35 distinct species · 52 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°
-1,6°C
Annual rain
532mm
Moisture idx (CMI)
-0,06
Runoff
128mm/an
PET
564mm
AET
423mm
Mean slope
0,5°
Water table
4cm
Forest
83%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)