IRONMAN 70.3 St. George event offers athletes a thrilling experience across swimming, biking, and running. The swim leg takes place in the reservoir of Sand Hollow State Park in Hurricane, Utah, featuring a fast and straightforward course with just two turns, and an average water temperature of 60°F/16°C. The bike course spans 56 miles, beginning in Hurricane and winding through rolling hills, including a notable climb into Snow Canyon State Park before a swift descent back into downtown ...