HydroBASINS lev08 watershed · #5080132450
Bassin de Sungai Kian
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 across 2 countries : Belaga, Malinau
Sub-basin area
310,3km²
Upstream area
310,3km²
Discharge
15,99m³/s
Mean elev.
1 089m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 308.1 km²99.7% of basin
- 0.8 km²0.3% of basin
1 intersecting protected areas
Kayan Mentarang
IUCN IINational Park
308.20 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 4 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°
21,1°C
Annual rain
3 685mm
Moisture idx (CMI)
0,64
Runoff
1 627mm/an
PET
1 316mm
AET
1 316mm
Mean slope
13,2°
Water table
335cm
Forest
100%
Crops
9%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)