HydroBASINS lev08 watershed · #2080022380
Bassin de la Somme Canalisée
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 1 administrative regions : Somme
Sub-basin area
1 046,1km²
Upstream area
6 194,8km²
Discharge
87,89m³/s
Mean elev.
75m
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°
10,3°C
Annual rain
657mm
Moisture idx (CMI)
-0,09
Runoff
553mm/an
PET
725mm
AET
517mm
Mean slope
1,8°
Water table
106cm
Forest
1%
Crops
64%
Urban
3%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)