On Sunday at 5:20 p.m. Multnomah County Sheriff's Office deputies were dispatched to the report of two hikers who had fallen off the Horsetail Falls trail as they were hiking down between the upper and lower Horsetail Falls. MCSO deputies arrived on scene with AMR rescue personnel and MCSO Green Hornet trail team members who were on duty. Green Hornet Trail team and AMR Rescue personnel were able to reach the two hikers, a 37-year-old female and a 3-year-old boy.
Both had fallen approximately fifty to sixty feet off a cliff along the trail and traveled another twenty to thirty feet down a steep slope. The 37-year-old was suffering from life-threatening injuries. AMR attempted lifesaving efforts as she was brought up to the trail and transported down to the trailhead. She was declared deceased at the Trailhead. The 3-year-old boy was transported by ambulance to the hospital with serious injuries.