HydroBASINS lev08 watershed · #4080803650
Bassin de 沅江
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 : Changde, Huaihua
Sub-basin area
374,6km²
Upstream area
83 323,6km²
Discharge
1 873,43m³/s
Mean elev.
283m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 洞庭溪719 km²
- Bassin de 沅江416 km²
2 dept-equivalent regions (GADM L2)
- 345.1 km²92.3% of basin
- 29.0 km²7.7% of basin
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°
16,5°C
Annual rain
1 421mm
Moisture idx (CMI)
0,22
Runoff
740mm/an
PET
1 110mm
AET
1 051mm
Mean slope
12,3°
Water table
413cm
Forest
40%
Crops
11%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)