HydroBASINS lev08 watershed · #4080530170
Bassin de 七星渠
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 : Alxa, Wuzhong, Zhongwei
Sub-basin area
876,8km²
Upstream area
276 582,9km²
Discharge
759,04m³/s
Mean elev.
1 289m
Administrative coverage
Species present
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°
9,0°C
Annual rain
227mm
Moisture idx (CMI)
-0,79
Runoff
1mm/an
PET
1 108mm
AET
199mm
Mean slope
2,5°
Water table
332cm
Forest
1%
Crops
13%
Urban
7%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)