Posey Canyon Road is a hiking, biking, and horse trail in Los Angeles County, California. It is within Angeles National Forest. It is 3.4 miles long and begins at 3,910 feet altitude. Traveling the entire trail is 6.8 miles with a total elevation gain of 1,647 feet. The trail ends near Reservoir Hill (elevation 3,888 feet). There is also a wastewater plant near the end of the trail.
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