Canyons are inherently risky. Flash floods occur without notice on sunny days. Technical skills & surrounding topography knowledge required yet does not eliminate risk.
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A technical canyon on the side of the Apache Trail with two rappels into swimmers that can be avoided in colder weather with a rappel downstream of the pools or an exposed down climb followed by a sweet section of small pools and boulder caves. Mileage depends on where you exit (old Apache Trail or up & over the ridge) and how much wandering you do down there
Check out the Official Route and Triplogs.