MOWSA helps plan, observes, and documents solo open water swims in Massachusetts' waterways.
We also organize the annual Boston Light Swim and the Jim Doty Memorial Mile Swim


MOWSA's MISSION

1. Promote interest in swimming in Massachusetts waters.

2. Furnish information and advice to those intending to make a MOWSA-sanctioned swim.

3. Promote the safety and welfare of sanctioned swimmers.

4. Observe and authenticate MOWSA-sanctioned persons who swim in Massachusetts waters.

5. Gather and preserve historical data on MOWSA-sanctioned swims.

6. Promote the natural beauty of the islands and waters in Massachusetts.

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MOWSA logo art by Shawn Turner
Banner photo by Elaine K. Howley