Federal campground in Azusa, CA.
Crystal Lake is open, however, campsites are no longer available for reservation on Recreation.gov. Campsites are available on a first-come, first-served basis. Located near the lake at the Crystal Lake Recreation Area and San Gabriel Canyon at an elevation of 5,600 feet. The climate is nice. Areas for tents are provided. Motorized boats are not allowed on the lake. There is no swimming in the lake.