Grouse Mountain · Canada
Inferno
Very good
Elevation profile
Run analysis
Inferno is a black (advanced) run at Grouse Mountain measuring 684 m, dropping 281 m from 1154 m down to 873 m. It averages a 40% gradient, steepening to around 67% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Watch for an uphill section: 25 m of climb about 675 m in.
Bonvo Slope Score: 54/100 — Very good
Scored from the run's real geometry — steepness is judged against what a black (advanced) run should feel like, so every difficulty class can reach 100. Methodology
Explore Inferno on the map
Ski Inferno with the map in your pocket — offline.
Downloaded resort maps and your own run recording can work without mobile service. Live group positions require connectivity. Free to download; Premium features are available.