A full calendar of sanctioned events is at USMS Event search ; Northwest Zone events are listed at Northwest Zone

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Latest Past Events

Queen’s Bay Extravaganza

When: August 16-18, 2024 Where: Polson, MT - Flathead lake Events: Friday, August 16th - Open water swim clinic Saturday, August 17th - 1500 meter and 5k open water swims Sunday, August 18th - 10k open water swim For more information, click here. To register, click here.

Broadside Harbor Open Water Swims

What: 2024 Northwest Zone open water championships! When: June 29, 2024 Where: Broadside Harbor Ski Lakes, 21600 Look Ln, Caldwell ID  83607 Swims: 1 and 2 mile open water swims Register by:  June 27, 2024 For more information, click here!

Applegate Lake Open Water Weekend 2023

Date: July 15-16, 2023 Swimmer Entry Deadline: Saturday July 9, 2023  Host: Rogue Valley Masters Location: Applegate Lake is located in the heart of the Siskiyou Mountains in southwestern Oregon Races: 10k, 5k, 2.5k, 1500M, 3x500M Relay For more information click here