T-Rex Triathlon/Duathalon Series

Join the MAC CLUB Division SAVE $5 on your Entry!  Use Discount Code: 5MAC at Checkout. MAC has created a CLUB division at the Running Fit’s T-Rex Wednesday evening Triathlon/Duathalon series this Summer at Island Lake State Park. There are 3 individual races on June 24 • July 22 • August 19. You can sign up for 1, 2 or do the ... More

Michigan Senior Olympics

SCY Swim Meet for those 50 and older. Monday, August 10, 2026 at 9:00am Address: Oakland University - Recreation Center - 569 Pioneer Dr., Rochester, MI 48309 Events in Order: 100 Fly, 200 Free, 50 Breast, 100 Back, 400 IM, 100 Breast, 200 Back, 100 IM, 50 Free, 200 Fly, 50 Back, 200 IM, 50 Fly, 100 Free, 200 Breast, 500 Free To ... More

Swim to the Moon

MAC Team Open Water Swim in Pinckney Recreation Area, Halfmoon Beach. Sunday, August 16, 2026 15K • 10K • 5K • 2.4 Mile • 1.2 Mile • .5 Mile Swim to the Moon will require a USMS membership - instead of USAT membership to participate.  As a MAC member, you already have a USMS membership! Swim to the Moon is an extraord... More