HydroBASINS lev08 watershed · #4080702400
Bassin de 大通江
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 3 administrative regions : Bazhong, Dazhou, Hanzhong
Sub-basin area
2 103,4km²
Upstream area
2 103,5km²
Discharge
42,01m³/s
Mean elev.
1 200m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 1126.5 km²53.6% of basin
- 975.5 km²46.4% of basin
- 0.0 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
27 distinct species · 42 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°
12,2°C
Annual rain
1 079mm
Moisture idx (CMI)
0,09
Runoff
618mm/an
PET
975mm
AET
831mm
Mean slope
21,5°
Water table
751cm
Forest
81%
Crops
14%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)