Idaho Springs to Mayhem Gulch (Upper Canyon)
Clear Creek • CO
Length
8.0 mi
Difficulty
Class III-IV
Shuttle
9 mi / 14 min
Commercial upper Clear Creek Canyon run along US-6 — continuous wave
trains and named drops (Stairstep, Black Rock, Kermit's Wave,
Beaver Falls). Class IV+ at peak flow; most outfitters cap commercial
trips here at ~700 cfs at Golden. Late-May through mid-July is prime.
✓ Real river route loaded