HydroBASINS lev08 watershed · #4080122330
Bassin de 嫩江
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 2 administrative regions : Daxing'anling, Hulunbuir
Sub-basin area
107km²
Upstream area
3 301,9km²
Discharge
11,13m³/s
Mean elev.
405m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 嫩江2253 km²
- Bassin de 二根河941 km²
2 dept-equivalent regions (GADM L2)
- 61.6 km²57.4% of basin
- 45.8 km²42.6% of basin
1 intersecting protected areas
Heilongjiang Nanweng River National Nature Reserve
IUCN Not ReportedWetland of International Importance (Ramsar Site)
3.46 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°
-2,5°C
Annual rain
500mm
Moisture idx (CMI)
-0,29
Runoff
91mm/an
PET
708mm
AET
433mm
Mean slope
2,4°
Water table
58cm
Forest
58%
Crops
5%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)