HydroBASINS lev08 watershed · #7080572950
Bassin de Sevier Valley Canal
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 3 administrative regions : Millard, Piute, Sevier
Sub-basin area
176,8km²
Upstream area
7 553,2km²
Discharge
4,36m³/s
Mean elev.
1 975m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Sevier River787 km²
- Bassin de Clear Creek439 km²
3 dept-equivalent regions (GADM L2)
- SevierUtah · United States176.1 km²99.5% of basin
- PiuteUtah · United States0.5 km²0.3% of basin
- MillardUtah · United States0.4 km²0.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
348 distinct species · 1 048 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 51 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Sevier Valley Canal : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 149 interactions GloBI sur 4 types (connectance 11.7%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
7,3°C
Annual rain
312mm
Moisture idx (CMI)
-0,73
Runoff
60mm/an
PET
1 163mm
AET
270mm
Mean slope
8,4°
Water table
736cm
Forest
48%
Crops
8%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)