HydroBASINS lev08 watershed · #3080306240
Bassin de Большой Куйвивеем
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 1 administrative regions : Anadyrskiy rayon
Sub-basin area
158,5km²
Upstream area
2 582,3km²
Discharge
19,43m³/s
Mean elev.
308m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #3080311900236 km²
- Bassin de Большой Куйвивеем164 km²
1 dept-equivalent regions (GADM L2)
- 159.5 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 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°
-8,3°C
Annual rain
437mm
Moisture idx (CMI)
0,11
Runoff
264mm/an
PET
388mm
AET
297mm
Mean slope
3,1°
Water table
74cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)