There’s no better place to experience the grandeur of the Pacific than in the lovely waters off of San Diego, California. And now, the San Diego Open Water Swimming Association provides everything you need to enjoy the best open water swimming in North America.

From scenic and challenging ratified marathon swim routes to resources to help you reach your marathon swim goals - SDOWSA is a one-stop resource in the San Diego area. We offer access to everything from experienced kayakers available for training swims to coaching, nutrition guidance, group swim locators, and more...

Three iconic, kayak-assisted swims make San Diego one of the most appealing and easy destinations to achieve ambitious marathon swim goals. Expertly operated and supervised by International Marathon Swimming Hall of Fame Honor Coach, Dan Simonelli, the Triple Crown of San Diego is waiting for you.