Activity Notes

Lewis is a a unique technical canyon located in the upper headwaters of the Lewis River on the northwestern flanks of Mt. Adams. The softer volcanic substrate yields narrows, potholes, waterfalls, and a committing lower section making this a classic northwest canyon. It's one of the prettier canyons in the area with striking orange/yellow rocks in the lower canyon.

 

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Group Information
Groups CanyoningCanyoning SubcommitteeCanyon Leaders

WE‘RE HERE TO HELP

Have questions about registration or your application status?

Email help@mazamas.org or call (503) 227-2345