HydroBASINS lev08 watershed · #5080151700
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 : Sintang
Sub-basin area
639,1km²
Upstream area
639,1km²
Discharge
35,52m³/s
Mean elev.
280m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- Sintang636.3 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
23 distinct species · 32 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°
25,4°C
Annual rain
2 883mm
Moisture idx (CMI)
0,45
Runoff
1 760mm/an
PET
1 573mm
AET
1 553mm
Mean slope
8,5°
Water table
212cm
Forest
33%
Crops
38%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)