All told, the size of orange and red patches on the new maps is 3,626 square miles — an area nearly twice the size of Delaware.

Cities with first-time fire zone designations include Santa Monica, La Cañada-Flintridge, South Pasadena, Alhambra, Huntington Beach, Laguna Hills, Chino Hills and Rancho Cucamonga.

More than 800,000 acres of land across these SoCal counties have been classified under the highest fire hazard severity zone level.