Ontologia

HydroBASINS lev08 watershed · #4080591440

Bassin de 关川河

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 : Dingxi, Lanzhou

Pfafstetter: 43278060

Sub-basin area

280,6km²

Upstream area

280,6km²

Discharge

0,23m³/s

Mean elev.

2 079m

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°

6,8°C

Annual rain

414mm

Moisture idx (CMI)

-0,55

Runoff

27mm/an

PET

915mm

AET

360mm

Mean slope

11,5°

Water table

707cm

Forest

0%

Crops

47%

Urban

3%

Protected

0%

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