Activities

  • Triathlon-Half/Middle Distance - Full Half Iron 1.2S, 56B, 13.1R
  • Triathlon-Half/Middle Distance - Relay Half Iron 1.2S, 56B, 13.1R
  • Triathlon-Half/Middle Distance - Virtual 70.3 mile Half Iron

Description

Join us for the inaugural running of the Columbia River Half Iron with a 1.2-mile swim in the Columbia River starting in knee deep water at the Vantage Boat launch, followed by a hilly 56-mile bike out and back toward Ellensburg 21.44 mile and out and back to Dam 6.5 mile, and topping it off with a 13.1-mile jaunt down to the Wanapum Reservoir Dam. All registrants get a custom deluxe windbreaker. All finishers get that coveted Columbia River Half Iron Medal. There will be water, Gatorade, gel, first aid every 3 miles on the course. Certified lifeguards with AEDs in the water. Follow all directions of course official. Mandatory pre-race briefing live stream on August 13, 2026, 7 pm PDT. Optional pre-race buffet/packet pick up at 4 pm on August 15, 2026, at the race site. You may rack bike starting at 6 am on Race Day August 16, 2026 - registration will be open. All participants must be USAT members (1-day membership is available). 911 in case of emergency. Race director for pick up (flat tire, sprained ankle) we will send swag vehicle. 

Event details and schedule

There are plenty of parking spaces at the Vantage Resort. All participants must wear ankle bracelets for the duration of the event and Bib on front torso for the duration of the run and bike. 10-minute penalty if it is not visible. All bike handles must be plugged. Wet suites will be allowed up to 85 F water temperature and mandatory if 55F and below per USAT regulations. All participants are responsible to know the course. Course maps are posted on our webpage and there will be orange route arrows in the road, and elevated signs. Must have helmet and bike label to exit the secured corral area. No floatation devices are allowed in the water. Race day temperatures expect to get into the 80s. Ice, water, towels, sponges will be on the courese every 3 miles. Coolers will have ice. Please stay hydrated even if you don't feel thirsty. Good Luck! 

Organised by

Sammamish Running

27206 SE 10th Street, Sammamish

Phone: 708-668-5488

Event Images