Zaca Fire was a massive wildfire that began burning in the San Rafael Mountains , northeast of the Santa Ynez Valley in Santa Barbara County , California . It was also the single largest wildfire of the 2007 California wildfire season . The fire started on July 4 , 2007 , and by August 31 , it had burned over , making it California 's second largest fire in recorded history at that time after the Cedar Fire of 2003 . As of 2018 , it is currently California 's sixth-largest fire in recorded history . The fire was contained on September 4 , 2007 , with the fire being brought under control on October 29 , 2007
2007 California wildfire season
2007 California wildfires
Zaca Fire