HydroBASINS lev08 watershed · #2080488850
Bassin de Canal de Nantes à Brest - L'Oust Canalisé
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 : Morbihan
Sub-basin area
73,9km²
Upstream area
2 510,4km²
Discharge
47,65m³/s
Mean elev.
42m
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°
11,4°C
Annual rain
784mm
Moisture idx (CMI)
0,01
Runoff
541mm/an
PET
774mm
AET
564mm
Mean slope
2,4°
Water table
234cm
Forest
0%
Crops
63%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)