HydroBASINS lev08 watershed · #4080899710
Bassin de Ghaghara
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 : Ballia, Saran, Siwan
Sub-basin area
327,4km²
Upstream area
131 289,8km²
Discharge
3 269,21m³/s
Mean elev.
57m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Gandak Nahar1831 km²
- Bassin de Ghaghara1010 km²
3 dept-equivalent regions (GADM L2)
- Ballia219.4 km²67.1% of basin
- 107.1 km²32.8% of basin
- 0.4 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
9 distinct species · 10 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°
25,9°C
Annual rain
1 027mm
Moisture idx (CMI)
-0,36
Runoff
405mm/an
PET
1 615mm
AET
773mm
Mean slope
0,1°
Water table
14cm
Forest
0%
Crops
87%
Urban
15%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)