HydroBASINS lev08 watershed · #4080125400
Bassin de Аргунь / 额尔古纳河
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 3 administrative regions across 2 countries : Hulunbuir, Kalganskiy rayon, Nerchinsko-Zavodskiy rayon
Sub-basin area
45,8km²
Upstream area
234 009,3km²
Discharge
297,64m³/s
Mean elev.
521m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Средняя Борзя1633 km²
- Bassin de Аргунь / 额尔古纳河1219 km²
3 dept-equivalent regions (GADM L2)
- 20.6 km²44.9% of basin
- 17.6 km²38.3% of basin
- 7.7 km²16.8% of basin
1 intersecting protected areas
Sredneargunskij
IUCN IVState Natural Zakaznik
0.50 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°
-2,7°C
Annual rain
405mm
Moisture idx (CMI)
-0,45
Runoff
93mm/an
PET
730mm
AET
357mm
Mean slope
2,7°
Water table
68cm
Forest
4%
Crops
36%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)