HydroBASINS lev08 watershed · #3080207850
Bassin de Омолон
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 3 administrative regions : Bilibinskiy rayon, Srednekanskiy rayon, Srednekolymskiy rayon
Sub-basin area
855,8km²
Upstream area
67 267,8km²
Discharge
437,85m³/s
Mean elev.
328m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #30802120401625 km²
- Bassin de Омолон114 km²
3 dept-equivalent regions (GADM L2)
- 443.8 km²51.5% of basin
- 404.8 km²47.0% of basin
- 13.1 km²1.5% of basin
1 intersecting protected areas
Omolonskij
IUCN IVState Natural Zakaznik
428.45 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
25 distinct species · 25 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°
-12,4°C
Annual rain
271mm
Moisture idx (CMI)
-0,33
Runoff
203mm/an
PET
407mm
AET
246mm
Mean slope
6,6°
Water table
143cm
Forest
57%
Crops
0%
Urban
0%
Protected
79%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)