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Back to Dercum Mountain

River Run

CO

Historical data for the River Run trail at Keystone.

Current Status

Closed

Difficulty

Blue

Section

Dercum Mountain

Status Timeline

Current Season

10/26/20254/6/2026

Prior Seasons

11/14/20244/5/2025
12/18/20234/13/2024
Snowfall(241 days)
Closed(8)
Open(4)
Groomed(5)
Unknown(1)

Recent Changes

Apr 6, 2026, 05:59 PMLatest
Groomed→Closed
Dec 19, 2025, 06:30 AM
Closed→Groomed
Dec 18, 2025, 09:00 AM
Open→Closed
Dec 18, 2025, 08:30 AM
Groomed→Open
Dec 7, 2025, 07:00 AM
Closed→Groomed
Sep 29, 2025, 02:30 AM
Closed

Statistics

Trail Season Length120 days

Number of Days in Each State

Closed
205 days
Open
0 days
Hold
0 days
Groomed
119 days
Unknown
0 days