Harvest Moon Triathlon 2024 Date. Event starts on saturday, 7 september 2024 and happening at boulder reservoir, boulder, co. It may have been a long time coming, but the professional triathletes organisation (pto) has today announced its full calendar of events for 2024.

The harvest moon triathlon the 23rd edition of this event takes place at the beautiful boulder reservoir on september 10th, 2022. The 25th edition of this event takes place at the beautiful boulder reservoir on september 7th, 2024 and we couldn’t.