HydroBASINS lev08 watershed · #4080940020
Bassin de Son
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 : Sonbhadra
Sub-basin area
116,3km²
Upstream area
47 144,8km²
Discharge
728,97m³/s
Mean elev.
237m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ghaghar433 km²
- Bassin de Son66 km²
1 dept-equivalent regions (GADM L2)
- 116.1 km²100.0% 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°
25,5°C
Annual rain
996mm
Moisture idx (CMI)
-0,41
Runoff
421mm/an
PET
1 700mm
AET
751mm
Mean slope
3,8°
Water table
245cm
Forest
2%
Crops
25%
Urban
26%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)