HydroBASINS lev08 watershed · #3080639770
Bassin de Она
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 : Khorinskiy rayon
Sub-basin area
165,9km²
Upstream area
3 283,1km²
Discharge
13,13m³/s
Mean elev.
828m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Она380 km²
- Bassin de Она318 km²
1 dept-equivalent regions (GADM L2)
- 166.6 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
36 distinct species · 85 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°
-3,1°C
Annual rain
366mm
Moisture idx (CMI)
-0,44
Runoff
72mm/an
PET
650mm
AET
325mm
Mean slope
5,7°
Water table
143cm
Forest
36%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)