HydroBASINS lev08 watershed · #4080842000
Bassin de Subansiri
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 : Dhemaji, Lower Subansiri, West Siang
Sub-basin area
146,6km²
Upstream area
25 836km²
Discharge
2 030m³/s
Mean elev.
733m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 齐布日河423 km²
- Bassin de Subansiri58 km²
3 dept-equivalent regions (GADM L2)
- 90.3 km²61.7% of basin
- 54.3 km²37.1% of basin
- 1.8 km²1.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
20,6°C
Annual rain
2 836mm
Moisture idx (CMI)
0,53
Runoff
5 198mm/an
PET
1 309mm
AET
1 150mm
Mean slope
24,9°
Water table
651cm
Forest
33%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)