HydroBASINS lev08 watershed · #7080129710
Bassin de Nass River
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 : Kitimat-Stikine
Sub-basin area
236,1km²
Upstream area
4 555,7km²
Discharge
164,46m³/s
Mean elev.
957m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Nass River757 km²
- Bassin de Sallysout Creek335 km²
1 dept-equivalent regions (GADM L2)
- 237.2 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°
0,9°C
Annual rain
644mm
Moisture idx (CMI)
0,07
Runoff
1 377mm/an
PET
602mm
AET
424mm
Mean slope
14,1°
Water table
328cm
Forest
74%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)