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
Not enough documented interactions to build a meaningful graph for this territory.
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)