HydroBASINS lev08 watershed · #2080493230
Bassin de Alter Rhein
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 10 administrative regions across 3 countries : Appenzell Ausserrhoden, Appenzell Innerrhoden, Bodensee, Bodenseekreis, Bregenz +4
Sub-basin area
164,6km²
Upstream area
7 934,7km²
Discharge
262,34m³/s
Mean elev.
478m
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°
8,8°C
Annual rain
1 113mm
Moisture idx (CMI)
0,29
Runoff
990mm/an
PET
785mm
AET
742mm
Mean slope
3,1°
Water table
116cm
Forest
45%
Crops
15%
Urban
29%
Protected
13%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)