HydroBASINS lev08 watershed · #5080172940
Bassin de Sungai Mapam
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 3 administrative regions : Ketapang, Kotawaringin Barat, Sukamara
Sub-basin area
1 310,6km²
Upstream area
1 310,6km²
Discharge
57,87m³/s
Mean elev.
29m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- Sukamara1097.3 km²84.1% of basin
- 195.7 km²15.0% of basin
- 11.7 km²0.9% of basin
1 intersecting protected areas
Lamandau
IUCN IVWildlife Reserve
2.91 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
75 distinct species · 101 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°
26,8°C
Annual rain
2 964mm
Moisture idx (CMI)
0,47
Runoff
1 406mm/an
PET
1 582mm
AET
1 578mm
Mean slope
1,2°
Water table
49cm
Forest
22%
Crops
42%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)