HydroBASINS lev08 watershed · #7080255910
Bassin de Rivière Toulnustouc
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 2 administrative regions : Manicouagan, Sept-Rivières--Caniapiscau
Sub-basin area
162km²
Upstream area
2 700,4km²
Discharge
50,72m³/s
Mean elev.
477m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
2 dept-equivalent regions (GADM L2)
- 98.8 km²60.7% of basin
- 63.9 km²39.3% of basin
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°
-1,9°C
Annual rain
1 055mm
Moisture idx (CMI)
0,46
Runoff
646mm/an
PET
566mm
AET
528mm
Mean slope
6,0°
Water table
121cm
Forest
62%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)