Ontologia

HydroBASINS lev08 watershed · #2080552470

Bassin de l'Herbasse

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 : Drôme, Isère

Pfafstetter: 21602410

Sub-basin area

777,5km²

Upstream area

11 736,9km²

Discharge

181,7m³/s

Mean elev.

317m

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°

11,2°C

Annual rain

886mm

Moisture idx (CMI)

-0,06

Runoff

427mm/an

PET

942mm

AET

690mm

Mean slope

5,3°

Water table

239cm

Forest

14%

Crops

44%

Urban

6%

Protected

0%

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