HydroBASINS lev08 watershed · #4080357790
Bassin de 古洞河
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 1 administrative regions : Yanbian Korean
Sub-basin area
164,1km²
Upstream area
2 253,3km²
Discharge
13,88m³/s
Mean elev.
673m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 古洞河471 km²
- Bassin · #4080353940340 km²
1 dept-equivalent regions (GADM L2)
- Yanbian KoreanJilin · China164.4 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
2,7°C
Annual rain
658mm
Moisture idx (CMI)
-0,19
Runoff
246mm/an
PET
811mm
AET
561mm
Mean slope
8,1°
Water table
196cm
Forest
89%
Crops
8%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)