HydroBASINS lev08 watershed · #8080161590
Bassin de Dease 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
146,3km²
Upstream area
146,3km²
Discharge
0,7m³/s
Mean elev.
440m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- Fort Smith147.3 km²100.0% of basin
1 intersecting protected areas
National Historic Site
130.51 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
12 distinct species · 16 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°
-8,0°C
Annual rain
263mm
Moisture idx (CMI)
-0,32
Runoff
152mm/an
PET
390mm
AET
239mm
Mean slope
2,7°
Water table
26cm
Forest
30%
Crops
0%
Urban
0%
Protected
89%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)