Birch Hill Ski and Snowboard Area · United States
Surprise
Very good
Elevation profile
Run analysis
Surprise is a red (intermediate) run at Birch Hill Ski and Snowboard Area measuring 447 m, dropping 70 m from 240 m down to 169 m. It averages a 15.6% gradient, steepening to around 24.6% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 50/100 — Very good
Scored from the run's real geometry — steepness is judged against what a red (intermediate) run should feel like, so every difficulty class can reach 100. Methodology
Explore Surprise on the map
Ski Surprise 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.