Three Corner Creek is a lesser tributary of Rock Creek located about 6mi northwest of Stevenson, WA. The creek is named for Three Corner Rock: a nearby landmark and former lookout site above Rock Creek Pass. Three Corner has three nice waterfalls and a beautiful upper canyon; it's a nice short adventure near Portland, and an excellent training creek.


https://ropewiki.com/Three_Corner_Creek

Activity Notes

Halloween Canyoning – Three Corner Creek

Join us for a Halloween-themed canyoning descent of Three Corner Creek near Stevenson, Washington.

Three Corner Creek is a short, scenic canyon rated 3C II, featuring three waterfall rappels up to 100 feet. A vehicle shuttle provides a relatively short approach to the technical section.

This will be a larger group outing, with multiple rappel stations planned to help manage group movement efficiently. Participants should be comfortable with rappelling, moving through slippery creek terrain, and following established canyoning safety procedures.

Halloween costumes are encouraged but must not interfere with helmets, harnesses, rappel equipment, visibility, or safe movement through the canyon.

Schedule:

8:00 AM – Optional carpool from Troutdale Outlets (former Eddie Bauer store)

9:00 AM – Meet at Three Corner Creek

10:00 AM – Target canyon entry

All participants must bring appropriate canyoning equipment and thermal protection. Rappel routes and anchor configurations will be evaluated before use. Group safety and sound canyoning practices remain the priority throughout the activity.

Additional details regarding shuttle logistics will be provided before the outing.

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