UN 13,015 (formerly UN 13,020 interpolated) near Maroon Lake and Willow Pass has been determined to be no longer a ranked summit per Lidar evaluation, which gives it 292 ft. of prominence. This has reduced the total number of ranked 13ers from 584 to 583. We will be adjusting our list in the near future.
A typical Class 2, half day hike in the Sawatch that can be shortened with 4WD vehicle access. Note: This peak uses the North Fork Clear Creek trailhead description for access to this area. That description ends at the crossing of Grey Copper Creek. If you have 4WD with good clearance, you may be able to drive an additional mile or so to the wilderness boundary before beginning this hike. Lidar added 7 feet of elevation to this summit.