HydroBASINS lev08 watershed · #3080554910
Bassin de Олёкма
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 : Tungiro-Olekminskiy rayon, Tyndinskiy rayon
Sub-basin area
1 358,3km²
Upstream area
41 047,1km²
Discharge
351m³/s
Mean elev.
685m
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°
-6,5°C
Annual rain
425mm
Moisture idx (CMI)
-0,30
Runoff
307mm/an
PET
605mm
AET
371mm
Mean slope
8,6°
Water table
229cm
Forest
93%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)