HydroBASINS lev08 watershed · #5080125390
Bassin de Sungai Tulid
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 across 2 countries : Nabawan, Nunukan, Tawau
Sub-basin area
333,5km²
Upstream area
333,5km²
Discharge
12,48m³/s
Mean elev.
323m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- Nunukan324.9 km²97.9% of basin
- 3.7 km²1.1% of basin
- 3.4 km²1.0% of basin
1 intersecting protected areas
Mengilan
IUCN IaForest Reserve
0.60 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
29 distinct species · 37 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
2 740mm
Moisture idx (CMI)
0,47
Runoff
1 174mm/an
PET
1 440mm
AET
1 440mm
Mean slope
8,5°
Water table
218cm
Forest
99%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)