HydroBASINS lev08 watershed · #2080021720
Bassin de la Rance
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 2 administrative regions : Côtes-d'Armor, Ille-et-Vilaine
Sub-basin area
1 026,2km²
Upstream area
1 026,2km²
Discharge
16,87m³/s
Mean elev.
82m
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°
11,0°C
Annual rain
749mm
Moisture idx (CMI)
0,01
Runoff
519mm/an
PET
740mm
AET
546mm
Mean slope
1,7°
Water table
147cm
Forest
0%
Crops
65%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)