HydroBASINS lev08 watershed · #4080152880
Bassin de Онон
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 : Dadal
Sub-basin area
51km²
Upstream area
33 856,5km²
Discharge
72,5m³/s
Mean elev.
974m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Агуца2208 km²
- Bassin de Онон403 km²
1 intersecting protected areas
Onon-Balj /B/
IUCN IINational Park
34.14 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
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-0,1°C
Annual rain
336mm
Moisture idx (CMI)
-0,56
Runoff
87mm/an
PET
770mm
AET
301mm
Mean slope
6,7°
Water table
196cm
Forest
21%
Crops
10%
Urban
0%
Protected
67%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)