HydroBASINS lev08 watershed · #2080503110
Bassin de l'Erdre
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 : Loire-Atlantique, Maine-et-Loire
Sub-basin area
1 018,5km²
Upstream area
1 018,7km²
Discharge
13,78m³/s
Mean elev.
44m
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
751mm
Moisture idx (CMI)
-0,09
Runoff
437mm/an
PET
830mm
AET
574mm
Mean slope
1,3°
Water table
92cm
Forest
3%
Crops
54%
Urban
11%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)