HydroBASINS lev08 watershed · #2080460950
Bassin de la Drouette
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 : Eure-et-Loir, Yvelines
Sub-basin area
687,1km²
Upstream area
2 090,9km²
Discharge
15,15m³/s
Mean elev.
149m
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°
10,3°C
Annual rain
634mm
Moisture idx (CMI)
-0,21
Runoff
236mm/an
PET
798mm
AET
534mm
Mean slope
1,3°
Water table
121cm
Forest
9%
Crops
51%
Urban
8%
Protected
12%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)