Participants of the Coldwater Rumble will run on desert trails through the foothills of the Sierra Estrella Mountain range. Awards will be given to the top 3 male and female overall finishers on each course will receive awards. The race is limited to 600 runners.
For more races, check out our Running Races Calendar across the US.
Contents
Race Info
All participants will receive a T-shirt, challenging course on desert trails, well-stocked aid stations, post-race food and a Coldwater Rumble stamped finish cup. Finishers of the 100M distance in less than 32 hours will receive a buckle. Participants who finish in less than 24 hours will receive a Sub 24 buckle.
This is a cup-free race, so participants must bring their own bottle or reusable cup for water, electrolyte drinks, sodas, etc. Pacemakers are allowed on the 100M course after mile 47 and on the 100K course on the last short loop of the race. Pacemakers are not allowed at other distances.
The average temperature this time of year in Goodyear is 60 degrees and the minimum temperature is 40 degrees.
Race Date
January 18, 2025.
Location
Directions
Distances
- 100M
- 100K
- 60K
- 40K
- 10M
- 5M
Starting Time
- 7:00 AM – 100M
- 7:15 AM – 100K
- 7:30 AM – 60K
- 8:00 AM – 40K
- 8:30 AM – 5K
- 8:45 AM – Kids Run
Entry Fees
- $350 and up – 100M
- $200 and up – 100K
- $153 and up – 60K
- $107 and up – 40K
- $83 and up – 10M
- $55 and up – 5M
Course Map
You can find the course map and description here: aravaiparunning.com. The 100M course is two 60K loops and one 40K loop.
Registration
To reserve your spot in the Coldwater Rumble, register online at ultrasignup.com.
Official Race Website
Always refer to the official website for the latest race information: aravaiparunning.com.
Social Media
If you would like to keep up on the latest news, connect with the race on Facebook, Twitter, and Instagram.
Video
Related Events
If you’re looking for more races like this, have a look at our Ultra Marathons Calendar. You may also like to participate in other races in January.
More races in Arizona: 5K, 10K, Half Marathons, Marathons, Ultra Marathons, 50K, 50M, 100K, 100M