HydroBASINS lev08 watershed · #2080481600
Bassin de la Vilaine
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 : Ille-et-Vilaine
Sub-basin area
25,7km²
Upstream area
2 437,8km²
Discharge
38,7m³/s
Mean elev.
51m
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°
11,2°C
Annual rain
717mm
Moisture idx (CMI)
-0,11
Runoff
486mm/an
PET
806mm
AET
560mm
Mean slope
1,7°
Water table
147cm
Forest
0%
Crops
81%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)