HydroBASINS lev08 watershed · #4080903120
Bassin de Son
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 : Arwal, Bhojpur, Patna, Saran
Sub-basin area
854,5km²
Upstream area
68 436,4km²
Discharge
1 244,57m³/s
Mean elev.
67m
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°
26,2°C
Annual rain
962mm
Moisture idx (CMI)
-0,41
Runoff
411mm/an
PET
1 620mm
AET
749mm
Mean slope
0,1°
Water table
19cm
Forest
0%
Crops
75%
Urban
15%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)