HydroBASINS lev08 watershed · #2080194940
Bassin de Оса
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 : Udorskiy rayon
Sub-basin area
183,8km²
Upstream area
1 264,2km²
Discharge
11,77m³/s
Mean elev.
145m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Оса740 km²
- Bassin de Мытка340 km²
1 dept-equivalent regions (GADM L2)
- 184.9 km²100.0% of basin
1 intersecting protected areas
Verhne-Vashkinskij
IUCN IVState Natural Zakaznik
29.95 km² overlap
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
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
0,0°C
Annual rain
587mm
Moisture idx (CMI)
0,07
Runoff
290mm/an
PET
545mm
AET
416mm
Mean slope
3,1°
Water table
20cm
Forest
100%
Crops
0%
Urban
0%
Protected
24%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)