HydroBASINS lev08 watershed · #8080202210
Bassin de Twitya 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 2 administrative regions : Fort Smith, Inuvik
Sub-basin area
315,6km²
Upstream area
315,7km²
Discharge
2,79m³/s
Mean elev.
1 508m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- Inuvik208.6 km²65.7% of basin
- Fort Smith109.1 km²34.3% of basin
1 intersecting protected areas
Mountain Hot Springs
IUCN Not ApplicableConservation zone in regional land use plan
10.43 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°
-9,8°C
Annual rain
432mm
Moisture idx (CMI)
0,08
Runoff
280mm/an
PET
399mm
AET
315mm
Mean slope
25,2°
Water table
553cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)