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
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°
-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)