The fire, which was first reported at 1:45 p.m. on Saturday, July 7, began burning in the Los Padres National Forest in chaparral that hadn't burned in approximately 70 years, according to officials. Reportedly ignited by a vehicle fire, flames jumped Highway 154 and proceed in a southeast direction towards the Santa Ynez Mountains. Eighty people, including mostly children, at Circle V Ranch Camp near Lake Cachuma were forced to shelter in place as when it became too late to evacuate. No campers or staff were injured. Throughout the course of the day, the fire had expanded from 330 to over as containment sat at zero-percent. Firefighters set up a command center at Dos Pueblos High School.