HydroBASINS lev08 watershed · #5080001860
Bassin de Batu Garigis
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 : Humbang Hasundutan, Tapanuli Tengah
Sub-basin area
640,2km²
Upstream area
640,2km²
Discharge
6,97m³/s
Mean elev.
458m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 358.7 km²56.3% of basin
- 266.0 km²41.7% of basin
1 intersecting protected areas
Tapanuli Tengah
IUCN VIMarine Park
1.31 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
135 distinct species · 204 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°
24,2°C
Annual rain
3 246mm
Moisture idx (CMI)
0,49
Runoff
1 344mm/an
PET
1 638mm
AET
1 627mm
Mean slope
9,8°
Water table
291cm
Forest
61%
Crops
22%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)