The Hughes Fire, reported shortly before 11 a.m. Wednesday near Castaic Lake, prompted evacuation of a 280-square-mile area north of Los Angeles.
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The map above shows the mandatory evacuation area in red and the approximate perimeter as a black line.
By 6 p.m. Wednesday, the fire was estimated at 9,269 acres (14½ square miles), said the California Department of Forestry and Fire Protection.
As of Wednesday evening, Interstate 5 remained open, though the fire was approaching the freeway near Castaic.
For updates and more details of the evacuation, including warning areas, see the Genasys Protect map for Los Angeles County or the Ventura County emergency website.