Ontologia

HydroBASINS lev08 watershed · #1081633620

Bassin de Hartebeesrivier

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 3 administrative regions : Namakwa, Pixley ka Seme, Siyanda

Pfafstetter: 12760410

Sub-basin area

1 115,8km²

Upstream area

20 222km²

Discharge

4,54m³/s

Mean elev.

976m

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°

18,8°C

Annual rain

199mm

Moisture idx (CMI)

-0,88

Runoff

22mm/an

PET

1 707mm

AET

167mm

Mean slope

0,5°

Water table

552cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

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