HydroBASINS lev08 watershed · #2080497340
Bassin du Brionneau
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 : Maine-et-Loire
Sub-basin area
146,4km²
Upstream area
22 240km²
Discharge
177,1m³/s
Mean elev.
53m
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
662mm
Moisture idx (CMI)
-0,23
Runoff
236mm/an
PET
860mm
AET
555mm
Mean slope
1,3°
Water table
148cm
Forest
0%
Crops
43%
Urban
33%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)