September 15th, 2018
Angle Lake, SeaTac WA
9:00 AM Check In for all other events


The website will be updated with 2018 Information as soon as it is available!

Last Gasp of Summer mandatory safety meeting will be held at 8:30 am for the USMS Open Water National Championship One Mile and 10:15 am for all other events.

The course will be marked with large buoys. Motor boats, kayaks and lifeguards will be located along the course. Swimmers must wear the swim caps furnished at check-in.

Here is a copy of this year's Safety Plan and Map.

Detailed Safety Plan Documentation

Click on the map for a full size race map!