HydroBASINS lev08 watershed · #4080730560
Bassin de Nilapani Gad
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 4 administrative regions across 3 countries : Chamoli, Ngari, Uttarkashi
Sub-basin area
617km²
Upstream area
617km²
Discharge
17,03m³/s
Mean elev.
5 365m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 316.9 km²51.4% of basin
- 238.8 km²38.7% of basin
- 32.8 km²5.3% of basin
- Chamoli28.0 km²4.5% of basin
1 intersecting protected areas
Nanda Devi
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 3 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°
-4,9°C
Annual rain
664mm
Moisture idx (CMI)
0,26
Runoff
869mm/an
PET
497mm
AET
454mm
Mean slope
24,2°
Water table
894cm
Forest
1%
Crops
0%
Urban
0%
Protected
75%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)