
Atomic Man Half Iron/Olympic/Sprint Triathlon / Sprint Duathlon
Lenoir City, TN • October 11, 2025
The Atomic Half Iron, Sprint Triathlon / Duathlon & Olympic Triathlon return in 2025! Wildlife abounds in this rural yet easily accessible area - beaver, deer, ground hogs, etc. Camping on-site and numerous hotels and restaurants within 5 miles in Lenoir City. Location: TVA Melton Hill Dam area, directions below. Race walk through Friday at 6 PM at race site. Arrive at site Saturday no than 7 AM EST for ample time for parking, packet pickup and getting ready for event starting promptly at 8 AM EST. PACKET PICKUP & LATE REGISTRATION- PICTURE ID REQUIRED Friday, Sept 10th - 5 PM - 6:30 PM at race site - see race location below. Saturday - Race morning from 6:30 AM to 7:30 AM - at race site. Registration is open race morning! Relays MUST come together to pick-up packets - no exceptions. Awards Ceremony will follow each events completion when Age Groups fill. You must be present for the awards to receive them. We will not ship them out, so please check with us before you leave. PARKING: Lower lots below dam - walk up hill to transition. No boat ramp access for racers. You can come to the Upper bath house lot to drop-off gear / bike but no parking. Parking is also available at the Overlook. Half Iron info: Previous years 2017-2022 Half Iron Results: Note: Half Iron participants will have the option to upgrade to a Hoodie Sweatshirt during registration. SWIM Course Map- START INFORMATION- The swim is a wave start from just outside the swim area at the dam end. The course will be a two loop rectangle finishing on the beach of the swim area. Swimmers will STAY IN WATER TO COMPLETE LOOP ONE. EXIT ONLY AT END OF SECOND LOOP. Keep buoys to your Right. Follow flagging to transition area. Water temp approx. 73. BIKE Course Map Ride starts from the bottom for first and last 7 miles and completes two loops of the top for a total of 56 miles. Two water bottle exchanges at 22 & 43 miles. RUN Course Map- The run is a scenic route through the TVA park, right on Woodlawn Road to left on Buttermilk, (Cones will mark course side of road – stay near cones to avoid cars). Follow to left on Davis Road to turnaround at Rocky Top Road. Return back same route to first loop turnaround just inside park. Runners will pass 14 aid stations on the two-loop course. Each will be will be ready with Base Performance, oranges, Hammer Gel, pretzels, water and ice. Race number will be marked at the three turn-arounds. Note for the Half Iron: we are instituting "cut off times" for the safety of participants, volunteers and support staff - limits noted are from the start of final starter: swim 1:15, bike 5:15 hours, run 1/2 way point 7:15 - finish line, music, etc. will be in place for all finishers - venue tear-down may begin depending on severe weather forecast, as in past years. Safety is our first priority.