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Lost Rat Couloir Approach

Intermediate/Difficult
 5.0 (1)
  1. Areas
  2. CO
  3. Front Range
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“A more-exciting route up to the summit of Grays and then back down the Lost Rat Couloir. ”

Donny O'Neill
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Map Key

3.7

Miles

5.9

KM

Ascent

14,256' 4,345 m

High

11,206' 3,416 m

Low

3,058' 932 m

Up

8' 2 m

Down

16%

Avg Slope (9°)

87%

Max Slope (41°)
Type: Backcountry or Sidecountry

Need to Know

Ice axes, crampons, and ski crampons are highly recommended.

Description

This definitely makes an otherwise underwhelming summit much more exciting. The ski down is fun, too.

Contacts

Land Manager: USFS - Arapaho & Roosevelt National Forests Office - Clear Creek Ranger District

Shared By:

Donny O'Neill
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Trail Ratings

  5.0 from 1 vote

#1

in Front Range

#35

Overall
  5.0 from 1 vote
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Ascent Rankings

#1

in Front Range

#11

in Colorado

#35

Overall
29 Views Last Month
1,450 Since May 22, 2018
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Photos

Phil Krening descending the Lost Rat.
May 22, 2018 near Georgetown, CO

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Current Trail Conditions

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Oct 9, 2022
Garrison Theroux

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