Activity Notes

From our car camp at Diamond Lake, we drive to the Howlock Mt. Trailhead and hike to Thielsen Creek Trail to the PCT.  Passing by Thielsen Camp, follow the Thielsen Creek drainage south to the pass at the top of ridge.  We follow the ridgeline NE then bear right to the summit on Holly's Ridge. Return to the Trailhead via the ascent route.

Registration is Closed

We’re sorry to report that registration is now closed for this activity and we are no longer accepting applications. The activity has either reached its maximum capacity or the registration period has ended.
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Group Information
Groups Climb Leaders

WE‘RE HERE TO HELP

Have questions about registration or your application status?

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