Place closure
No recurring date-based closure of East Boulder Trailhead is published. Remote seasonal forest-road access and temporary emergency orders still control access.
Trailhead
Trinity Alps Wilderness, Klamath National Forest, California
East Boulder Trailhead begins on Forest Service Trail 5575 / 08W02; East Boulder Lake lies about two trail miles from the access
Approach roads are low-standard forest roads; verify washouts and snow before committing a passenger vehicle.
Seasonal access
No recurring date-based closure of East Boulder Trailhead is published. Remote seasonal forest-road access and temporary emergency orders still control access.
Remote seasonal forest-road access: Use the signed East Boulder Trailhead access in Trinity Alps Wilderness, Klamath National Forest, California. The seven supported entries use different paved and unpaved Forest Service approaches. Verify the signed trailhead, road surface, snow, washouts, fire closures, and parking status before leaving the highway. Trinity Alps Wilderness has no published recurring closure season, but high-country snow can persist into summer and remote forest roads can be blocked by snow, washouts, wildfire, or storm damage.
Check Shasta-Trinity alerts and the exact signed trailhead road immediately before travel; a self-issued wilderness permit does not guarantee road or trail access.