HydroBASINS lev08 watershed · #2080021260
Bassin de l'Isole
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 3 administrative regions : Côtes-d'Armor, Finistère, Morbihan
Sub-basin area
1 001,9km²
Upstream area
1 002km²
Discharge
27,66m³/s
Mean elev.
146m
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°
10,8°C
Annual rain
990mm
Moisture idx (CMI)
0,31
Runoff
842mm/an
PET
683mm
AET
555mm
Mean slope
2,9°
Water table
192cm
Forest
1%
Crops
34%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)