HydroBASINS lev08 watershed · #5080129080
Bassin de Lawe Alas
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 : Aceh Tenggara, Karo
Sub-basin area
455,2km²
Upstream area
3 792,8km²
Discharge
236,73m³/s
Mean elev.
809m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Lawe Alas824 km²
- Bassin · #5080128170381 km²
2 dept-equivalent regions (GADM L2)
- 441.8 km²97.5% of basin
- 11.4 km²2.5% of basin
3 intersecting protected areas
Gunung Leuser
IUCN IINational Park
336.14 km² overlap
Gunung Leuser National Park
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
336.14 km² overlap
Tropical Rainforest Heritage of Sumatra
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
321.51 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
167 distinct species · 281 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°
22,6°C
Annual rain
2 626mm
Moisture idx (CMI)
0,40
Runoff
1 687mm/an
PET
1 570mm
AET
1 541mm
Mean slope
15,5°
Water table
479cm
Forest
62%
Crops
63%
Urban
1%
Protected
99%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)