HydroBASINS lev08 watershed · #4081058770
Bassin de Sông Lam
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 across 2 countries : Con Cuông, Tương Dương, Viengthong
Sub-basin area
315,3km²
Upstream area
315,3km²
Discharge
6,89m³/s
Mean elev.
732m
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°
21,5°C
Annual rain
1 563mm
Moisture idx (CMI)
0,11
Runoff
696mm/an
PET
1 385mm
AET
973mm
Mean slope
21,2°
Water table
700cm
Forest
86%
Crops
3%
Urban
0%
Protected
76%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)