HydroBASINS lev08 watershed · #2080555520
Bassin de l'Allier
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 : Ardèche, Haute-Loire, Lozère
Sub-basin area
516,9km²
Upstream area
516,9km²
Discharge
7,97m³/s
Mean elev.
1 128m
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°
7,2°C
Annual rain
829mm
Moisture idx (CMI)
0,07
Runoff
499mm/an
PET
769mm
AET
630mm
Mean slope
7,7°
Water table
426cm
Forest
81%
Crops
10%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)