HydroBASINS lev08 watershed · #7080293450
Bassin de Blackwater 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 : Thunder Bay
Sub-basin area
34,5km²
Upstream area
14 924,2km²
Discharge
211,87m³/s
Mean elev.
258m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Pinigwim Creek630 km²
- Bassin de Namewaminikan River540 km²
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°
0,7°C
Annual rain
773mm
Moisture idx (CMI)
0,07
Runoff
564mm/an
PET
719mm
AET
542mm
Mean slope
0,0°
Water table
0cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)