Half Distance Triathlon Hawaii - Kohala Coast - Discover the exhilarating Half Distance Triathlon on Hawaii's breathtaking Kohala Coast. Starting at the scenic Pauoa Bay, located at the prestigious Fairmont Orchid Hotel, athletes kick off with a 1.2-mile swim in the crystal-clear Pacific Ocean, with water temperatures averaging 75°F (24°C). The 56-mile bike course traces the iconic northern stretch of the IRONMAN World Championship route, weaving through Kohala's rolling hills and stark lava ...