Calamity Canyon Peak 🏔️ Overview Calamity Canyon Peak is a rugged, little-visited summit rising above Rancho Cucamonga in Southern California’s San Gabriel Mountains. Located along the southern ridges below Cucamonga Peak, it reaches approximately 5,800 feet and overlooks a landscape of steep canyons, dense chaparral, eroded mountain roads, and sprawling Inland Empire communities. Although its …
