Porcupine Mountains Winter Sports Complex · United States
Copper Run
Red (intermediate)
55
Excellent
926 m
Length
152 m
Vertical drop
403 m
Starts at
251 m
Ends at
16%
Avg gradient
28.5%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Copper Run is a red (intermediate) run at Porcupine Mountains Winter Sports Complex measuring 926 m, dropping 152 m from 403 m down to 251 m. It averages a 16% gradient, steepening to around 28.5% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 55/100 — Excellent
Vertical5/30
Length5/25
Gradient character25/25
Flow20/20
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 Copper Run on the map
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