Blue Mount Bohemia, MI
Ghost Trail, Raging Goblin drops 0 vertical feet over 7 feet of skiing, with a steepest pitch of 14° about 10 feet below the top. That's steeper than 11% of the 5,615 blue runs we've measured in North America, and the 116th steepest of 125 named runs at Mount Bohemia. It faces northwest.
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.