Supremacy Crack | E3/6c Trad climb at Eldorado Canyon

United States / Colorado / Boulder County

Quick Info

Grade E3 / 6c
Type Trad climb
Crag Eldorado Canyon
Country United States 🇺🇸
Rock type Sandstone
History
First ascent Pat Ament (1966)
Recorded repeats 1

Quick Info

Grade E3 / 6c
Type Trad climb
Crag Eldorado Canyon
Country United States 🇺🇸
Rock type Sandstone
History
First ascent Pat Ament (1966)
Recorded repeats 1

5.11b

Contributors
35 contributions since 8th October 2025.

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Ascents

2 successful ascents recorded.

Climber Style Ascent Date Suggested Grade
First ascent. With Don Whillans and Royal Robbins. 1 point of aid.

First ascent made with a rest on a piton placed on lead. Ament reports he "later returned and climbed it without any sort of rest." [1]. Sometimes claimed as the first 5.11 in Colorado [2].

References

[1] https://www.mountainproject.com/route/105751363/supremacy-crack

[2] Jones, Chris (1976). Climbing in North America. Berkeley, CA, USA: University of California press (for the AAC). pp. 297

David Breashears Lead | onsight 1974