HydroBASINS lev08 watershed · #2080020790
Bassin de la Sèvre Niortaise
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 : Charente-Maritime, Vendée
Sub-basin area
370,2km²
Upstream area
3 420,1km²
Discharge
58,13m³/s
Mean elev.
10m
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°
12,4°C
Annual rain
755mm
Moisture idx (CMI)
-0,08
Runoff
521mm/an
PET
825mm
AET
574mm
Mean slope
0,3°
Water table
17cm
Forest
0%
Crops
64%
Urban
0%
Protected
7%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)