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Muddy whitewater of Marble Canyon Rapid runs between dark metamorphic walls in Westwater Canyon, one wall in deep shadow and a red sandstone dome visible downstream under a clear blue sky.May 21, 2026 · 3,500 CFS · 52°F · 59°F water
Class III-–III Rapid · Westwater Canyon

Marble Canyon Rapid

A right-side wave train marking the entry into the deep gorge — the last read-and-run before Staircase, Big Hummer, Funnel Falls, Surprise, Skull, Bowling Alley, Sock-It-To-Me, and Last Chance compress into the next ~2.4 miles.

Marble Canyon Rapid at mile 8.9 delivers a fun wave train down the right side and marks the entry into the deep gorge. The last read-and-run rapid before the core sequence of Staircase, Big Hummer, Funnel Falls, Surprise, Skull, Bowling Alley, Sock-It-To-Me, and Last Chance all pack into the following ~2.4 miles.

River Mile: 119.2

Gallery

Big Hummer Rapid
Downstream Big Hummer Rapid