HydroBASINS lev08 watershed · #3080164440
Bassin de Большая Осиновая
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 : Anadyrskiy rayon, Iyul'tinskiy rayon, Shmidtovskiy rayon
Sub-basin area
265,4km²
Upstream area
2 315,6km²
Discharge
28,27m³/s
Mean elev.
540m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Талягрыткын1311 km²
- Bassin de Большая Осиновая740 km²
3 dept-equivalent regions (GADM L2)
- 230.9 km²86.4% of basin
- 32.7 km²12.2% of basin
- 3.6 km²1.4% of basin
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°
-13,3°C
Annual rain
285mm
Moisture idx (CMI)
0,12
Runoff
335mm/an
PET
247mm
AET
202mm
Mean slope
9,5°
Water table
188cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)