Patrick J Trier was last seen in Salina, Utah on Saturday. Officials say he may have been camping in Goblin Valley State Park or near Boab before arriving at the Horseshoe Canyon trailhead of Canyonlands National Park Aug. 17.
Trier has long brown hair and a mustache. He is approximately six feet tall and has a medium build. Officials say he was most likely wearing jeans and a blue hat and carrying a small black and gray backpack.
Park rangers were notified of an overdue party on Saturday and Triers car, a maroon 2004 Toyota RAV4, was located by park law enforcement at the Horseshoe trailhead on Sunday.
Wayne County Search and Rescue, the park service and Bureau of Land Management have begun aerial and ground searches.
The NPS is asking anyone who may have seen Trier at Horseshoe Canyon or in the days leading up to his trip contact the NPS Tip Line at 888-653-0009, or online at go.nps.gov/SubmitATip.