HydroBASINS lev08 watershed · #4080491260
Bassin de 西大沟
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, Shizuishan, Yinchuan
Sub-basin area
1 495km²
Upstream area
4 466,2km²
Discharge
0,08m³/s
Mean elev.
1 362m
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°
7,9°C
Annual rain
205mm
Moisture idx (CMI)
-0,80
Runoff
1mm/an
PET
1 034mm
AET
183mm
Mean slope
5,8°
Water table
243cm
Forest
1%
Crops
13%
Urban
10%
Protected
18%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)