HydroBASINS lev08 watershed · #5080147850
Bassin de Sungai Mahakam
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 : Kutai Barat, Kutai Kartanegara
Sub-basin area
496,9km²
Upstream area
18 534,5km²
Discharge
1 187,51m³/s
Mean elev.
220m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Sungai Mahakam1663 km²
- Bassin de Sungai Mahakam839 km²
2 dept-equivalent regions (GADM L2)
- 484.2 km²97.9% of basin
- 10.5 km²2.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
15 distinct species · 18 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°
25,5°C
Annual rain
3 485mm
Moisture idx (CMI)
0,58
Runoff
1 642mm/an
PET
1 458mm
AET
1 458mm
Mean slope
8,1°
Water table
244cm
Forest
72%
Crops
13%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)