HydroBASINS lev08 watershed · #3080370840
Bassin de Большая Купка
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 : Ol'skiy rayon, Omsukchanskiy rayon
Sub-basin area
1 484,2km²
Upstream area
1 484,3km²
Discharge
17,27m³/s
Mean elev.
887m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1456.4 km²97.6% of basin
- 36.4 km²2.4% of basin
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°
-11,4°C
Annual rain
436mm
Moisture idx (CMI)
0,18
Runoff
404mm/an
PET
357mm
AET
292mm
Mean slope
10,5°
Water table
222cm
Forest
51%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)