HydroBASINS lev08 watershed · #4080989470
Bassin de Sông Chảy
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 4 administrative regions across 2 countries : Hoàng Su Phì, Vị Xuyên, Wenshan Zhuang and Miao, Xín Mần
Sub-basin area
408km²
Upstream area
408,1km²
Discharge
17,84m³/s
Mean elev.
1 088m
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°
18,4°C
Annual rain
1 680mm
Moisture idx (CMI)
0,30
Runoff
1 352mm/an
PET
1 176mm
AET
987mm
Mean slope
19,9°
Water table
643cm
Forest
2%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)