HydroBASINS lev08 watershed · #4080873190
Bassin de 沅水
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 : Qiandongnan Miao and Dong
Sub-basin area
149,4km²
Upstream area
11 121,1km²
Discharge
182,4m³/s
Mean elev.
689m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 乌下江760 km²
- Bassin de 清水河32 km²
1 dept-equivalent regions (GADM L2)
- 149.1 km²100.0% 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°
15,7°C
Annual rain
1 240mm
Moisture idx (CMI)
0,09
Runoff
538mm/an
PET
1 127mm
AET
1 002mm
Mean slope
19,3°
Water table
683cm
Forest
93%
Crops
7%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)