HydroBASINS lev08 watershed · #5080130430
Bassin de Sungai Asahan
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 : Asahan
Sub-basin area
225,4km²
Upstream area
4 868,3km²
Discharge
178,63m³/s
Mean elev.
24m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Sungai Asahan1168 km²
- Bassin de Sungai Asahan341 km²
1 dept-equivalent regions (GADM L2)
- 224.4 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
17 distinct species · 38 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°
26,7°C
Annual rain
2 187mm
Moisture idx (CMI)
0,23
Runoff
1 008mm/an
PET
1 687mm
AET
1 563mm
Mean slope
0,5°
Water table
13cm
Forest
10%
Crops
46%
Urban
8%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)