HydroBASINS lev08 watershed · #2080020800
Bassin de Chenal Vieux
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 : Vendée
Sub-basin area
236,3km²
Upstream area
236,3km²
Discharge
1,51m³/s
Mean elev.
4m
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°
12,5°C
Annual rain
761mm
Moisture idx (CMI)
-0,06
Runoff
519mm/an
PET
813mm
AET
572mm
Mean slope
0,2°
Water table
14cm
Forest
0%
Crops
58%
Urban
3%
Protected
6%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)