Mount Washington Alpine Resort · Canada
West Basin
Black (advanced)
51
Very good
291 m
Length
140 m
Vertical drop
1537 m
Starts at
1397 m
Ends at
46.6%
Avg gradient
74.9%
Max gradient
sustained 50 m
Elevation profile
Run analysis
West Basin is a black (advanced) run at Mount Washington Alpine Resort measuring 291 m, dropping 140 m from 1537 m down to 1397 m. It averages a 46.6% gradient, steepening to around 74.9% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 51/100 — Very good
Vertical5/30
Length1/25
Gradient character25/25
Flow20/20
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 West Basin on the map
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