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Sibley Creek/Hidden Lake Trailhead Road (FSR 1540) Closure, Mt. Baker Ranger District
Forest Service Road 1540 is closed due to a wash-out at Mile Post 2.6. Hidden Lake Trailhead is inaccessible by vehicle. Sibley Creek Road/FSR 1540 is off of the Cascade River Road near Marblemount, WA.
Alert Start Date: July 8, 2026
Alert End Date: N/A
Contact Information
Contact Name: Mt. Baker Ranger Station
Contact Number: (360) 854-2553
Contact Email: sm.fs.mbs_pao@usda.gov