HydroBASINS lev08 watershed · #3080260610
Bassin · #3080260610
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 : Kobyayskiy rayon, Vilyuyskiy rayon
Sub-basin area
370,6km²
Upstream area
5 972,3km²
Discharge
18,31m³/s
Mean elev.
78m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #3080267880629 km²
- Bassin · #3080267710547 km²
2 dept-equivalent regions (GADM L2)
- 310.5 km²83.2% of basin
- 62.5 km²16.8% of basin
2 intersecting protected areas
Ust`-Vilyujskij
IUCN IINatural Park
31.28 km² overlap
Haryjalaah (Haryjalah)
IUCN VIResource Reserve
23.79 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
6 distinct species · 6 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°
-10,6°C
Annual rain
269mm
Moisture idx (CMI)
-0,45
Runoff
106mm/an
PET
491mm
AET
250mm
Mean slope
1,2°
Water table
31cm
Forest
89%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)