Ontologia

HydroBASINS lev08 watershed · #4080288830

Bassin de 伊通河

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 : Changchun, Songyuan

Pfafstetter: 42246222

Sub-basin area

646,9km²

Upstream area

646,9km²

Discharge

2,04m³/s

Mean elev.

209m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de 伊通河813 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

2 dept-equivalent regions (GADM L2)

  • Changchun
    Jilin · China
    610.1 km²
    94.1% of basin
  • Songyuan
    Jilin · China
    38.2 km²
    5.9% of basin

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

5 distinct species · 9 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

9 obs · 4 cellules
Obs. / cellule
≥ 5
5–4
2–4
2–1
< 2

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

4,7°C

Annual rain

525mm

Moisture idx (CMI)

-0,38

Runoff

99mm/an

PET

851mm

AET

453mm

Mean slope

0,4°

Water table

5cm

Forest

2%

Crops

82%

Urban

7%

Protected

0%

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