HydroBASINS lev08 watershed · #4081067490
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 9 administrative regions across 2 countries : Hưng Nguyên, Hương Sơn, Khamkheuth, Nam Đàn, Nghi Lộc +4
Sub-basin area
754,6km²
Upstream area
23 712,9km²
Discharge
501,81m³/s
Mean elev.
77m
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°
24,4°C
Annual rain
1 591mm
Moisture idx (CMI)
0,14
Runoff
1 110mm/an
PET
1 363mm
AET
1 071mm
Mean slope
5,2°
Water table
208cm
Forest
11%
Crops
43%
Urban
24%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)