HydroBASINS lev08 watershed · #8080162570
Bassin de Calder 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
597,9km²
Upstream area
3 600,1km²
Discharge
18,12m³/s
Mean elev.
241m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #8080162990298 km²
- Bassin de Calder River66 km²
1 dept-equivalent regions (GADM L2)
- Fort Smith601.9 km²100.0% of basin
1 intersecting protected areas
Sentinel Islands
IUCN Not ApplicableConservation zone in regional land use plan
10.18 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 5 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°
-7,3°C
Annual rain
245mm
Moisture idx (CMI)
-0,36
Runoff
184mm/an
PET
382mm
AET
225mm
Mean slope
3,8°
Water table
99cm
Forest
2%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)