Ontologia

HydroBASINS lev08 watershed · #2080453240

Bassin de l'Epte

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 5 administrative regions : Eure, Oise, Seine-Maritime, Val-d'Oise, Yvelines

Pfafstetter: 23240304

Sub-basin area

1 480km²

Upstream area

1 480,1km²

Discharge

15,51m³/s

Mean elev.

128m

Administrative coverage

Computing spatial overlaps (territories, protected areas)…

Species present

Computing species observations from GBIF…

Densité d'observations

0 obs · 0 cellules

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

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°

10,2°C

Annual rain

662mm

Moisture idx (CMI)

-0,15

Runoff

334mm/an

PET

782mm

AET

542mm

Mean slope

2,4°

Water table

182cm

Forest

1%

Crops

57%

Urban

2%

Protected

11%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)