Black diamond Alta, UT
Lower Sunspot drops 302 vertical feet over 1,153 feet of skiing, with a steepest pitch of 40° about 450 feet below the top. That's steeper than 96% of the 4,740 black diamond runs we've measured in North America, and the 32nd steepest of 117 named runs at Alta. It faces west.
Facing west at an average 16°, Lower Sunspot gets about 88% of the winter sun that flat ground at Alta does, December through March. That's sunnier than 57% of the runs we've measured, and the 39th sunniest named run at Alta. Its top sits at 9,600 feet.
It gets an ordinary dose of sun: powder lasts a typical amount of time, and spring snow softens on a normal schedule. Shading from ridges and trees isn't counted yet.
under 25°25–35°35–45°45°+ Hover to follow the line on the map.
Measured by ZRankings from 1-meter USGS lidar. Steepest pitch is the steepest stretch of about 50 vertical feet along the skiable line. Run lines come from OpenStreetMap and can sit a little off the skied path.