HydroBASINS lev08 watershed · #2080503340
Bassin de la Sèvre Nantaise
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 4 administrative regions : Deux-Sèvres, Loire-Atlantique, Maine-et-Loire, Vendée
Sub-basin area
2 341,4km²
Upstream area
2 341,4km²
Discharge
33,38m³/s
Mean elev.
114m
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
766mm
Moisture idx (CMI)
-0,08
Runoff
463mm/an
PET
829mm
AET
580mm
Mean slope
1,5°
Water table
133cm
Forest
0%
Crops
54%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)