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Borealis

ME

Historical data for the Borealis trail at Sunday River.

Current Status

Closed

Difficulty

Green

Section

AURORA PEAK

Status Timeline

Current Season

11/12/20253/23/2026
Closed(2)
Groomed(1)

Recent Changes

Mar 23, 2026, 05:31 AMLatest
Groomed→Closed
Dec 4, 2025, 05:30 AM
Closed→Groomed
Oct 12, 2025, 03:24 AM
Unknown→Closed
Aug 31, 2025, 06:00 PM
Unknown

Statistics

Trail Season Length109 days

Number of Days in Each State

Closed
202 days
Open
0 days
Hold
0 days
Groomed
109 days
Unknown
41 days