HydroBASINS lev08 watershed · #4081056870
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 2 administrative regions across 2 countries : Tương Dương, Viengthong
Sub-basin area
304,6km²
Upstream area
304,6km²
Discharge
6,4m³/s
Mean elev.
726m
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 487mm
Moisture idx (CMI)
0,06
Runoff
665mm/an
PET
1 395mm
AET
954mm
Mean slope
21,0°
Water table
724cm
Forest
53%
Crops
2%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)