HydroBASINS lev08 watershed · #4081008750
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 12 administrative regions across 2 countries : Bảo Thắng, Bảo Yên, Bắc Hà, Honghe Hani and Yi, Lục Yên +7
Sub-basin area
2 328,5km²
Upstream area
5 156,9km²
Discharge
182,53m³/s
Mean elev.
521m
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°
21,4°C
Annual rain
1 708mm
Moisture idx (CMI)
0,24
Runoff
1 091mm/an
PET
1 294mm
AET
1 084mm
Mean slope
16,0°
Water table
567cm
Forest
2%
Crops
12%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)