City of Irvine
2020 Local Hazard Mitigation Plan
Figure 3-13: Fire Hazard Severity Zones
Past Events
Canyon Fire – a 2017 wildfire that burned in the Anaheim Hills area of Orange County. In total, the fire burned 9,217 acres, destroyed 25 structures, and damaged another 55. In total, 16,570 people were evacuated from their homes in Anaheim, Orange, and Tustin. 114 Freeway Complex Fire – a 2008 wildfire that burned parts of Yorba Linda, Anaheim, Brea, Chino Hills, and Diamond Bar. Over 30,000 acres were burned, destroying 314 homes, 43 outbuildings, and four commercial structures. No fatalities were reported during this event. 115 Santiago Fire – Began on October 21, 2007, in the foothills north of Irvine and east of the City of Orange. Over 28,000 acres were burned, resulting in the destruction of 14 homes and 24 outbuildings. No fatalities were reported during this event. 116 Santiago Canyon Fire – dating back to 1889, thi s massive wildfire is one of the largest in the state’s history. Totaling at least 300,000 acres, the conditions that contributed to the fire included a much longer and more severe annual drought than usual. 117
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