HydroBASINS lev08 watershed · #4080214700
Bassin de 七星河
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 : Shuangyashan
Sub-basin area
1 062,6km²
Upstream area
2 315km²
Discharge
9,73m³/s
Mean elev.
133m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 扁石河659 km²
- Bassin de 七星河594 km²
1 dept-equivalent regions (GADM L2)
- Shuangyashan1065.4 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
3,3°C
Annual rain
542mm
Moisture idx (CMI)
-0,30
Runoff
139mm/an
PET
780mm
AET
465mm
Mean slope
2,5°
Water table
45cm
Forest
12%
Crops
65%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)