HydroBASINS lev08 watershed · #3080147130
Bassin de Оленёк
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 : Olenekskiy rayon
Sub-basin area
570,1km²
Upstream area
120 110,4km²
Discharge
721,04m³/s
Mean elev.
190m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Оленёк620 km²
- Bassin de Улахан-Холомсук372 km²
1 dept-equivalent regions (GADM L2)
- 574.2 km²100.0% of basin
2 intersecting protected areas
Beke
IUCN VIResource Reserve
570.32 km² overlap
Beke (Beke)
IUCN VIResource Reserve
1.57 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
-12,9°C
Annual rain
265mm
Moisture idx (CMI)
-0,33
Runoff
169mm/an
PET
393mm
AET
243mm
Mean slope
5,4°
Water table
127cm
Forest
75%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)