HydroBASINS lev08 watershed · #3080087940
Bassin de Омолой
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 : Bulunskiy rayon, Ust'-Yanskiy rayon
Sub-basin area
225,2km²
Upstream area
28 560,4km²
Discharge
141,97m³/s
Mean elev.
34m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Урасалах743 km²
- Bassin de Омолой561 km²
2 dept-equivalent regions (GADM L2)
- 117.6 km²51.8% of basin
- 109.3 km²48.2% of basin
1 intersecting protected areas
YAnskie mamonty
IUCN IVState Natural Zakaznik
11.75 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°
-15,1°C
Annual rain
204mm
Moisture idx (CMI)
-0,49
Runoff
152mm/an
PET
401mm
AET
204mm
Mean slope
4,9°
Water table
76cm
Forest
21%
Crops
0%
Urban
0%
Protected
46%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)