HydroBASINS lev08 watershed · #8080202130
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
495,4km²
Upstream area
2 809,1km²
Discharge
23,65m³/s
Mean elev.
1 423m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Twitya River922 km²
- Bassin de Twitya River609 km²
2 dept-equivalent regions (GADM L2)
- Inuvik498.4 km²100.0% of basin
- Fort Smith0.1 km²0.0% of basin
1 intersecting protected areas
Mountain Hot Springs
IUCN Not ApplicableConservation zone in regional land use plan
5.53 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
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
-9,6°C
Annual rain
416mm
Moisture idx (CMI)
0,02
Runoff
261mm/an
PET
407mm
AET
315mm
Mean slope
21,1°
Water table
473cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)