HydroBASINS lev08 watershed · #2080021030
Bassin de Étier du Port
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 : Loire-Atlantique
Sub-basin area
155,9km²
Upstream area
116 722,9km²
Discharge
1 022,76m³/s
Mean elev.
27m
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°
11,6°C
Annual rain
801mm
Moisture idx (CMI)
0,00
Runoff
514mm/an
PET
804mm
AET
577mm
Mean slope
0,9°
Water table
92cm
Forest
0%
Crops
52%
Urban
5%
Protected
9%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)