Double black Purgatory, CO
Upper Pandemonium drops 356 vertical feet over 1,482 feet of skiing, with a steepest pitch of 41° about 1,270 feet below the top. That's steeper than 75% of the 2,251 double black runs we've measured in North America, and the 2nd steepest of 90 named runs at Purgatory. It faces east.
Facing east at an average 15°, Upper Pandemonium gets about 89% of the winter sun that flat ground at Purgatory does, December through March. That's sunnier than 59% of the runs we've measured, and the 19th sunniest named run at Purgatory. Its top sits at 10,050 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.