About 3Rivers Triathlon

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23rd Annual – Three Rivers Triathlon/Duathlon

Saturday, August 22, 2015

Online registration will be open until midnight August 20th or until we reach our max of 350 registrations, whichever comes first.


Race Distances:

    • Sprint Triathlon: 500m Swim – 18K Bike – 5K Run
    • Olympic Triathlon: 1.5K Swim – 40K Bike – 10K Run
    • Duathlon: 5K Run – 40K Bike – 10K Run
    • AquaBike: 1.5K Swim – 40K Bike



Sprint Course Map: Click Here
Olympic Course Map
: Click Here
Race Site/Swim Course  Map
: Click Here

Register Online:

Click Here to Register


Other Important Information:

2015 Race InformationClick Here

Sign up early. Only 350 entries will be accepted.

Date: August 22, 2015 Time: First wave at 8:00 a.m. EST

Fees: To view event fee’s, visit https://www.signmeup.com/105689

Teams are not allowed for the Aquabike, Sprint Triathlon, or Duathlon. Only for Olympic Triathlon Distance.


The swim will take place in beautiful Corey Lake. Participants will swim a course in a clockwise direction. The bike course take you through the country side with challenging hills and some flat. The run course offers rolling hills and some flat.


Swimmers must wear swim cap provided / wetsuits allowed (if water is under 78°F). Bikers must wear a CPSC approved helmet. No drafting rule will be strictly enforced.


Everyone registered will receive a Technical T-shirt. Your size can only be guaranteed if you sign up before August 1st.

Aid Stations:

One aid station will be provided on the bike course along with five on run course.

Contact Information:

Race Director: Emmanuel Millet
: 269-358-4856  or emmanuel[at]aquamantri.com

Age Groups:

15-18, 19-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75-79, 80+


Awards will be given for the Sprint shortly after the last sprint finisher crosses the line. Awards for the Olympic Tri and Duathlon will be given after the last finisher crosses the line.
Special Awards to 1st St. Joseph County Male & Female Finishers in Olympic Tri, Sprint Tri, & Duathlon!
Awards will be given to the top overall male and female and to the top 3 in each age group for the Olympic and Sprint Distances. The Duathlon and Aquabike will give awards to the overall male and female finisher and then the next 3 for each gender.


For a full list of area hotels and information, please visit www.rivercountry.com

America’s Best Value Inn
– 269-273-8100
Holiday Inn Express
– 269-278-7766
Super 8
– 269-278-1695
Little Country Inn – 269-483-7770
Plaza Motel – 269-483-2481
Spartan Motel – 269-278-1615
T and R “Inn” Between the Lakes – 269-244-5620 (B&B) – 2 Miles from race site. Great rate for Friday night.

Call early. Additional lodging in Kalamazoo or Portage, 30 minutes north of Three Rivers.

Race Day Activities:

All activities on race day will take place at Corey Lake on Corey Bluff Road.


Location: Kings Point Rd, Three Rivers, Michigan 49093

Directions to Corey Lake: Follow signs from the intersection of US131 and West Broadway. You can’t miss it. Meijers is on the corner. Corey Lake Rd. Three Rivers, MI 49093.

Key: Green=Race Site/ Race day Packet Pickup | Red=Registration and Packet Pickup Friday ONLY
Click on a point on the map below to get directions.

View Aquaman Triathlon Map in a larger map