HydroBASINS lev08 watershed · #4081064680
Bassin de แม่น้ำน่าน
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 : K. Phu Pieng, Muang Nan, Santi Suk
Sub-basin area
410,9km²
Upstream area
4 776,5km²
Discharge
69,75m³/s
Mean elev.
321m
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°
25,2°C
Annual rain
1 297mm
Moisture idx (CMI)
-0,25
Runoff
367mm/an
PET
1 723mm
AET
1 001mm
Mean slope
5,1°
Water table
227cm
Forest
20%
Crops
9%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)