HydroBASINS lev08 watershed · #3080453900
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
550,9km²
Upstream area
109 315,4km²
Discharge
1 041,81m³/s
Mean elev.
395m
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
371mm
Moisture idx (CMI)
-0,35
Runoff
218mm/an
PET
575mm
AET
326mm
Mean slope
4,8°
Water table
148cm
Forest
91%
Crops
0%
Urban
0%
Protected
74%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)