Ontologia

HydroBASINS lev08 watershed · #4080336390

Bassin de 老哈河

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 : Chifeng, Tongliao

2% lakePfafstetter: 42489015

Sub-basin area

2 190km²

Upstream area

27 461,3km²

Discharge

19,47m³/s

Mean elev.

407m

Administrative coverage

Hydrographic chain

Drains into

Receives from 2 basins

2 dept-equivalent regions (GADM L2)

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

Species present

1 distinct species · 33 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

33 obs · 6 cellules
Obs. / cellule
≥ 24
24–23
3–23
2–2
< 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°

6,8°C

Annual rain

380mm

Moisture idx (CMI)

-0,61

Runoff

16mm/an

PET

974mm

AET

331mm

Mean slope

0,9°

Water table

79cm

Forest

0%

Crops

15%

Urban

0%

Protected

0%

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