HydroBASINS lev08 watershed · #5080021570
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
336,8km²
Upstream area
336,8km²
Discharge
10,17m³/s
Mean elev.
40m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 335.3 km²100.0% of basin
1 intersecting protected areas
Lati Petangis
IUCN VIGrand Forest Park
29.58 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
17 distinct species · 20 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°
26,4°C
Annual rain
2 737mm
Moisture idx (CMI)
0,46
Runoff
982mm/an
PET
1 471mm
AET
1 431mm
Mean slope
1,8°
Water table
52cm
Forest
34%
Crops
38%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)