Marathon Swimmers Federation

Midwest Open Water Swims

Now updated for 2015!

Calendar of organized open-water swim races in the Midwestern United States (Illinois, Indiana, Kentucky, Ohio, Oklahoma, Michigan, Wisconsin, Minnesota, Missouri, Oklahoma).

2015 dates if available; otherwise 2014 dates are shown. To add an event to this list, please contact us.

Date Swim Location Type Distance
6/6/2015 Geoffrey Keller Memorial OW Swim Marshall, IL lake 1.2 mi, 2.4 mi
6/13/2015 Indy Open Water Challenge Indianapolis, IN lake 1 mi, 2 mi
6/20/2015 Warsaw Aqua Mile Warsaw, IN lake 1 mi
6/20/2015 USMS 9+ mile Championship Noblesville, IN lake 5K, 15K
6/20/2015 END-WET Grand Forks, ND river 36 mi
6/27/2015 Central Illinois OW Swim Hudson, IL lake 1.2 mi, 2.4 mi
6/27/2015 Minocqua Island Swim Challenge Minocqua, WI 1 mi
6/27/2015 Lake Harriet Lake Harriet, MN lake 1 mi, 2 mi
7/11/2015 Big Swell Swim Devil's Lake, WI lake 1.2 mi, 2.4 mi
7/17/2015 Flathead Lake Swim Series Flathead Lake, MT lake 5K
7/18/2015 Flathead Lake Swim Series Flathead Lake, MT lake 10K
7/18/2015 Lucky Duck Open Water Swim Sylvania, OH lake 5K, 1 mi
7/18/2015 Lake Rebecca Lake Rebecca, MN lake 5K
7/19/2015 Flathead Lake Swim Series Flathead Lake, MT lake 1 mi, 0.5 mi
7/19/2015 Poseidon Swim Challenge Indianapolis, IN river 2K
7/25/2015 Swim Across America - Chicago Chicago, IL lake 0.5 mi, 1 mi, 1.5 mi, 3 mi
8/1/2015 Point to LaPointe Swim Bayfield, WI lake 2 mi
8/2/2015 Swim 4 Freedom Lake Geneva, WI lake 8 mi
8/8/2015 Friends Of Plaza Pool OW Swim Presque Isle, MI lake 1 mi, 0.5 mi
8/8/2015 Minnetonka Challenge Minneapolis, MN lake 5 mi
8/9/2015 Swim the Bridge Saylorville Lake, IA lake 500m, 1.2 mi, 2.4 mi, 5K
8/23/2015 Swim to the Moon Pinckney, MI lake 0.5 mi, 1.2 mi, 5K, 10K
9/12/2015 Big Shoulders Chicago, IL lake 2.5K, 5K
9/12/2015 JJ Hill Lake Minnetonka, MN lake 1 mi, 2 mi
9/13/2015 Swam that Race West Lake Okoboji, IA lake 2.5K, 5K, 7.5K, 10K
9/13/2015 Tallchief OW Challenge Sand Springs, OK lake 0.5 mi, 1 mi, 2 mi
9/26/2015 Ohio River Swim Prospect, KY river 0.5 mi, 1.2 mi, 2.4 mi
7/27/2013 Lake Erie OW Swims Cleveland, OH lake 1 mi, 2 mi

Local Calendars


Calendar maintained by: Evan Morrison


©2015 Marathon Swimmers Federation