View data as of
Drop 18
CA
Historical data for the Drop 18 trail at Mammoth Mountain.
Status Timeline
Current Season
Snowfall(25 days)
Closed(3)
Groomed(3)
Recent Changes
Mar 1, 2026, 10:00 AMLatest
Closed→Groomed
Feb 27, 2026, 12:00 PM
Groomed→Closed
Feb 20, 2026, 11:00 AM
Closed→Groomed
Feb 17, 2026, 05:00 PM
Groomed→Closed
Jan 1, 2026, 11:30 AM
Closed→Groomed
Nov 7, 2025, 01:31 PM
Closed
Statistics
Trail Season Length77 days
Number of Days in Each State
Closed
60 daysOpen
0 daysHold
0 daysGroomed
72 daysUnknown
0 days