HydroBASINS lev08 watershed · #2080589780
Bassin de l'Aston
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 : Ariège
Sub-basin area
164,3km²
Upstream area
164,4km²
Discharge
1,65m³/s
Mean elev.
1 856m
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°
4,9°C
Annual rain
1 210mm
Moisture idx (CMI)
0,44
Runoff
326mm/an
PET
647mm
AET
613mm
Mean slope
23,2°
Water table
927cm
Forest
70%
Crops
1%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)