HydroBASINS lev08 watershed · #4080761540
Bassin de 大川河
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 3 administrative regions : Chengdu, Ngawa Tibetan and Qiang, Ya'an
Sub-basin area
1 389km²
Upstream area
1 389km²
Discharge
37,58m³/s
Mean elev.
2 010m
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°
10,9°C
Annual rain
1 153mm
Moisture idx (CMI)
0,18
Runoff
826mm/an
PET
935mm
AET
803mm
Mean slope
24,4°
Water table
774cm
Forest
35%
Crops
16%
Urban
2%
Protected
33%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)