HydroBASINS lev08 watershed · #8080165920
Bassin de Back 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 : Keewatin
Sub-basin area
187,5km²
Upstream area
41 053,9km²
Discharge
171,81m³/s
Mean elev.
177m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Back River706 km²
- Bassin de Back River135 km²
1 intersecting protected areas
Thelon Wildlife Sanctuary
IUCN IbWildlife Sanctuary
53.98 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 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°
-13,0°C
Annual rain
181mm
Moisture idx (CMI)
-0,33
Runoff
133mm/an
PET
271mm
AET
179mm
Mean slope
2,1°
Water table
81cm
Forest
0%
Crops
0%
Urban
0%
Protected
28%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)