In 1974, the National Park Service closed the visitor center and accommodations at Manzanita Lake, fearing that these buildings would be in the way of a rockslide from Chaos Crags if an earthquake or volcanic eruption occurred in the area.
The National Park Service closed the visitor center and accommodations at Manzanita Lake. This was in 1974. These buildings would be in the way of a rockslide from Chaos Crags. An earthquake occurred in the area. Volcanic eruption occurred in the area. The National Park Service was fearing this. This was in 1974.