The Saddleridge Fire burns through and above Porter Ranch, seen off Braemore Rd early Friday morning. (Long exposure image). The Saddleridge Fire burns in Sylmar and Porter Ranch in Los Angeles County, CA late Thursday evening October 10th and early Friday morning October 11th, 2019. The fire was approximately 1900 acres, 0% contained, with multiple structures destroyed, thousands of homes evacuated, and hundreds of firefighters battling the flames.