HydroBASINS lev08 watershed · #3080279470
Bassin de Семиёган
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 : Nadymskiy rayon, Purovskiy rayon, Surgutskiy rayon
Sub-basin area
1 748,7km²
Upstream area
1 748,7km²
Discharge
12,2m³/s
Mean elev.
88m
Administrative coverage
Species present
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°
-5,1°C
Annual rain
523mm
Moisture idx (CMI)
0,24
Runoff
207mm/an
PET
399mm
AET
338mm
Mean slope
1,1°
Water table
10cm
Forest
18%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)