California Triathlons and Nevada Triathlons

Big Blue Adventure is home to some of the best triathlons in California and Nevada. Whether you’re looking for the best sprint triathlon, best olympic triathlon, best half ironman triathlon, or the best kids triathlon, we have an event for you.

Saturday June 26, 2021

Previously XTERRA Tahoe City

Donner Lake Triathlon

July 24th and 25th, 2021

Register Here

Saturday August 21, 2021

Lake Tahoe Triathlon

August 28th and 29th, 2021

Register Here

We offer traditional triathlon (swim, road bike, run) and off-road triathlon (swim, mountain bike, trail run) events.

  • Kids races with age appropriate distances and the focus on fun

  • Sprint races with winning times of 45 minutes to 2 hours

  • Olympic/International races with winning times of 2+ hours

  • HALF/70.3 distance races with winning times of 4+ hours

  • Duathlon, run-bike-run

  • Aquabike, swim-bike

  • All events have 1 transition area. This is convenient for you, family and friends.

  • Come for the day or stay for the week! Plan a Sierra getaway.

  • Get your high altitude training, all events start at 6000+ feet above sea level.

Each year we also manage and score the Big Blue Adventure Triathlon Point Series. Win the Series and take home some great prizes! For more information visit our Championship Page.