Fires burn on a hill in Livermore, California, on Thursday, August 20. California has been battling numerous wildfires as its historic drought reaches a fourth year.
Fires burn on a hill in Livermore, California, on Thursday, August 20. California has been battling numerous wildfires as its historic drought reaches a fourth year.
Jeff Chiu/AP
The charred remains of a property is seen in Livermore on August 20.
The charred remains of a property is seen in Livermore on August 20.
Jeff Chiu/AP
A firefighter climbs on the side of a hill while putting out hot spots in Livermore on August 20.
A firefighter climbs on the side of a hill while putting out hot spots in Livermore on August 20.
Jeff Chiu/AP
Firefighter Mike Martel walks through smoke while working to clean up after a weekend fire that ravaged the Montebello Hills area near Los Angeles on Monday, August 17.
Firefighter Mike Martel walks through smoke while working to clean up after a weekend fire that ravaged the Montebello Hills area near Los Angeles on Monday, August 17.
Rick Loomis/Los Angeles Times/Getty Images
Firefighters hose down the smoldering ruins of a building that was burned by the Warm Fire north of Castaic, California, on Sunday, August 16.
Firefighters hose down the smoldering ruins of a building that was burned by the Warm Fire north of Castaic, California, on Sunday, August 16.
David McNew/Getty Images
A plane drops fire retardant on the Cabin Fire north of Asuza, California, on Saturday, August 15.
A plane drops fire retardant on the Cabin Fire north of Asuza, California, on Saturday, August 15.
David McNew/Getty Images
A crew descends a scorched mountainside in the Angeles National Forest on August 15.
A crew descends a scorched mountainside in the Angeles National Forest on August 15.
David McNew/Getty Images
A burn operation is seen during the Jerusalem Fire, near Lower Lake, California, on Friday, August 11.
A burn operation is seen during the Jerusalem Fire, near Lower Lake, California, on Friday, August 11.
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Flames from a backfire operation burn through a grove of trees as firefighters try to head off the Rocky Fire on Monday, August 3, near Clearlake, California.
Flames from a backfire operation burn through a grove of trees as firefighters try to head off the Rocky Fire on Monday, August 3, near Clearlake, California.
Justin Sullivan/Getty Images
Firefighters look on as the Rocky Fire burns through trees on Sunday, August 2.
Firefighters look on as the Rocky Fire burns through trees on Sunday, August 2.
Justin Sullivan/Getty Images
A Cal Fire truck is driven away from flames as the Rocky Fire burns near Clearlake on August 2.
A Cal Fire truck is driven away from flames as the Rocky Fire burns near Clearlake on August 2.
Josh Edelson/AFP/Getty Images
Firefighters light backfires in an attempt to control the blaze near Clearlake on August 2.
Firefighters light backfires in an attempt to control the blaze near Clearlake on August 2.
Josh Edelson/AFP/Getty Images
The Rocky Fire burns near Clearlake on August 2.
The Rocky Fire burns near Clearlake on August 2.
Josh Edelson/AFP/Getty Images
Flames from the Rocky Fire burn through dry grass August 2 near Clearlake.
Flames from the Rocky Fire burn through dry grass August 2 near Clearlake.
Justin Sullivan/Getty Images
Large plumes of smoke rise from the Rocky Fire on Saturday, August 1.
Large plumes of smoke rise from the Rocky Fire on Saturday, August 1.
Justin Sullivan/Getty Images
A firefighting air tanker flies in front of the setting sun while battling the Rocky Fire on August 1.
A firefighting air tanker flies in front of the setting sun while battling the Rocky Fire on August 1.
Justin Sullivan/Getty Images
Heat marks are visible on an air-conditioning unit at a destroyed home in Lower Lake on August 1.
Heat marks are visible on an air-conditioning unit at a destroyed home in Lower Lake on August 1.
Justin Sullivan/Getty Images
Flames approach a house in Lower Lake on Friday, July 31.
Flames approach a house in Lower Lake on Friday, July 31.
Justin Sullivan/Getty Images
Firefighters spray a hose at a fire near Lower Lake on July 31.
Firefighters spray a hose at a fire near Lower Lake on July 31.
Jeff Chiu/AP
A firefighter prepares to douse spot fires in Lower Lake on July 31.
A firefighter prepares to douse spot fires in Lower Lake on July 31.
Justin Sullivan/Getty Images
As the Rocky Fire approaches, goats run from their pen after firefighters freed them on July 31.
As the Rocky Fire approaches, goats run from their pen after firefighters freed them on July 31.
Justin Sullivan/Getty Images
Trees and brush burn while firefighters battle the Wragg Fire near Winters, California, on Thursday, July 23. The fast-moving wildfire had scorched almost 7,000 acres in Napa and Sonoma counties, authorities said.
Trees and brush burn while firefighters battle the Wragg Fire near Winters, California, on Thursday, July 23. The fast-moving wildfire had scorched almost 7,000 acres in Napa and Sonoma counties, authorities said.
Josh Edelson/AFP/Getty Images
A firefighting aircraft drops retardant on a ridge to combat the Wragg Fire on July 23.
A firefighting aircraft drops retardant on a ridge to combat the Wragg Fire on July 23.
Justin Sullivan/Getty Images
Flames from the Pines Fire burn on Saturday, July 18, in Wrightwood, California. The blaze was burning near Mount San Antonio, which is also called Mount Baldy for its snow-capped summit that's highly visible in Los Angeles.
Flames from the Pines Fire burn on Saturday, July 18, in Wrightwood, California. The blaze was burning near Mount San Antonio, which is also called Mount Baldy for its snow-capped summit that's highly visible in Los Angeles.
David Pardo/The Victor Valley Daily Press/AP
Slow-moving traffic fills the northbound lanes of Interstate 215 near Victorville, California, on Friday, July 17. The traffic was linked to the North Fire, which caused people to abandon their vehicles and flee as flames jumped the freeway.
Slow-moving traffic fills the northbound lanes of Interstate 215 near Victorville, California, on Friday, July 17. The traffic was linked to the North Fire, which caused people to abandon their vehicles and flee as flames jumped the freeway.
David McNew/Getty Images
The North Fire burns July 17 near Interstate 15 in the Cajon Pass in San Bernardino County.
The North Fire burns July 17 near Interstate 15 in the Cajon Pass in San Bernardino County.
Kevin Warn/AP
Firefighters start a backfire along Baldy Mesa Road late on July 17.
Firefighters start a backfire along Baldy Mesa Road late on July 17.
Kevin Warn/AP
Smoke from a wildfire rises above Interstate 15 near San Bernardino, California, on July 17.
Smoke from a wildfire rises above Interstate 15 near San Bernardino, California, on July 17.
Arsenio Alcantar/AP
The scorched remains of a truck destroyed by the North Fire are towed away near Victorville on July 17.
The scorched remains of a truck destroyed by the North Fire are towed away near Victorville on July 17.
David McNew/Getty Images
A helicopter prepares to drop water over a fire near Oak Hills, California, on July 17.
A helicopter prepares to drop water over a fire near Oak Hills, California, on July 17.
ames Quigg/The Victor Valley Daily Press/AP
Flames rise over a cluster of homes in Oak Hills on July 17.
Flames rise over a cluster of homes in Oak Hills on July 17.
James Quigg/The Victor Valley Daily Press/AP