Black diamond Powder Mountain, UT
Proving Grounds drops 687 vertical feet over 2,989 feet of skiing, with a steepest pitch of 23° about 750 feet below the top. That's steeper than 14% of the 4,740 black diamond runs we've measured in North America, and the 154th steepest of 204 named runs at Powder Mountain. It faces northeast.
Facing northeast at an average 13°, Proving Grounds gets about 84% of the winter sun that flat ground at Powder Mountain does, December through March. That's sunnier than 51% of the runs we've measured, and the 105th sunniest named run at Powder Mountain. Its top sits at 8,250 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.