Northstar at Tahoe Resort · United States
Upper Grouse Alley
Black (advanced)
51
Very good
366 m
Length
117 m
Vertical drop
2624 m
Starts at
2507 m
Ends at
31.2%
Avg gradient
57.2%
Max gradient
sustained 50 m
Elevation profile
Run analysis
Upper Grouse Alley is a black (advanced) run at Northstar at Tahoe Resort measuring 366 m, dropping 117 m from 2624 m down to 2507 m. It averages a 31.2% gradient, steepening to around 57.2% at its most sustained pitch.
Snowboard-friendly: no significant flat or uphill sections detected along the descent.
Bonvo Slope Score: 51/100 — Very good
Vertical4/30
Length2/25
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 Upper Grouse Alley on the map
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