HydroBASINS lev08 watershed · #8080240070
Bassin de North Nahanni 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 : Fort Smith
Sub-basin area
546,6km²
Upstream area
546,6km²
Discharge
7,39m³/s
Mean elev.
1 679m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- Fort Smith549.9 km²100.0% of basin
1 intersecting protected areas
National Park
33.98 km² overlap
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°
-9,0°C
Annual rain
497mm
Moisture idx (CMI)
0,20
Runoff
423mm/an
PET
397mm
AET
332mm
Mean slope
22,5°
Water table
560cm
Forest
0%
Crops
0%
Urban
0%
Protected
6%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)