HydroBASINS lev08 watershed · #4080801220
Bassin de 沱江
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 4 administrative regions : Changde, Jingzhou, Yiyang, Yueyang
Sub-basin area
1 113,3km²
Upstream area
26 905,6km²
Discharge
544,47m³/s
Mean elev.
31m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 涔水2501 km²
- Bassin de 虎渡河195 km²
4 dept-equivalent regions (GADM L2)
- 786.7 km²70.8% of basin
- 165.6 km²14.9% of basin
- 141.8 km²12.8% of basin
- 17.8 km²1.6% of basin
1 intersecting protected areas
Nan Dongting Wetland & Waterfowl Reserve
IUCN Not ReportedWetland of International Importance (Ramsar Site)
36.73 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
13 distinct species · 47 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°
17,1°C
Annual rain
1 278mm
Moisture idx (CMI)
0,16
Runoff
590mm/an
PET
1 078mm
AET
983mm
Mean slope
0,1°
Water table
9cm
Forest
5%
Crops
59%
Urban
18%
Protected
7%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)