HydroBASINS lev08 watershed · #4080580540
Bassin de 大南川
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 : Yan'an
Sub-basin area
2 368,9km²
Upstream area
2 369,4km²
Discharge
4,38m³/s
Mean elev.
1 219m
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°
9,4°C
Annual rain
542mm
Moisture idx (CMI)
-0,46
Runoff
58mm/an
PET
1 013mm
AET
464mm
Mean slope
12,6°
Water table
621cm
Forest
68%
Crops
17%
Urban
0%
Protected
23%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)