HydroBASINS lev08 watershed · #4081095860
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 4 administrative regions : Bang Krathum, Muang Phichit, Sam Ngam, Wang Thong
Sub-basin area
375,3km²
Upstream area
28 480,3km²
Discharge
276,29m³/s
Mean elev.
61m
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°
27,8°C
Annual rain
1 319mm
Moisture idx (CMI)
-0,25
Runoff
226mm/an
PET
1 762mm
AET
1 031mm
Mean slope
0,8°
Water table
60cm
Forest
1%
Crops
48%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)