HydroBASINS lev08 watershed · #5080021560
Bassin de Sungai Apar Besar
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 : Paser
Sub-basin area
308,5km²
Upstream area
308,5km²
Discharge
9,52m³/s
Mean elev.
16m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 297.9 km²97.0% of basin
2 intersecting protected areas
Teluk Apar
IUCN IaNature Reserve
34.70 km² overlap
Kab. Paser
IUCN VIMarine Park
8.33 km² overlap
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°
26,5°C
Annual rain
2 769mm
Moisture idx (CMI)
0,47
Runoff
979mm/an
PET
1 460mm
AET
1 438mm
Mean slope
1,0°
Water table
25cm
Forest
30%
Crops
38%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)