HydroBASINS lev08 watershed · #5080134700
Bassin de Sungai Kayan
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 : Malinau
Sub-basin area
226,7km²
Upstream area
226,7km²
Discharge
12,73m³/s
Mean elev.
1 085m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 225.7 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°
21,1°C
Annual rain
3 538mm
Moisture idx (CMI)
0,63
Runoff
1 759mm/an
PET
1 314mm
AET
1 314mm
Mean slope
16,4°
Water table
409cm
Forest
96%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)