HydroBASINS lev08 watershed · #8080150360
Bassin de Ионивээм
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 : Chukotskiy rayon, Providenskiy rayon
Sub-basin area
285km²
Upstream area
5 592,3km²
Discharge
104,33m³/s
Mean elev.
71m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ионивээм1746 km²
- Bassin de Ынпынэввеем619 km²
2 dept-equivalent regions (GADM L2)
- 278.4 km²97.0% of basin
- 7.8 km²2.7% of basin
1 intersecting protected areas
Beringiya
IUCN IbNational Park
93.26 km² overlap
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°
-6,6°C
Annual rain
423mm
Moisture idx (CMI)
0,43
Runoff
328mm/an
PET
242mm
AET
212mm
Mean slope
3,6°
Water table
102cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)