HydroBASINS lev08 watershed · #3080509860
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 1 administrative regions : Olekminskiy rayon
Sub-basin area
296,9km²
Upstream area
89 698,2km²
Discharge
871,72m³/s
Mean elev.
886m
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°
-8,2°C
Annual rain
431mm
Moisture idx (CMI)
-0,20
Runoff
312mm/an
PET
545mm
AET
371mm
Mean slope
19,0°
Water table
499cm
Forest
54%
Crops
0%
Urban
0%
Protected
47%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)