Contra Costa County Fire Department firefighters responded to a residential fire on the 1900 block of Birch Avenue in Antioch, Calif., on Thursday, Feb. 27, 2014.

Contra Costa County Fire Department firefighters responded to a residential fire on the 1900 block of Birch Avenue in Antioch, Calif., on Thursday, Feb. 27, 2014.

 The Contra Costa County Fire Department responded to a three-alarm vegetation fire near a power plant on West 10th Street in Pittsburg, Calif., on Thursday, March 20, 2014. CCCFD Prevention Capt. Robert Marshall said the fire was reported at 3:20 p.m. and engulfed nearly 40 acres of land.

The Contra Costa County Fire Department responded to a three-alarm vegetation fire near a power plant on West 10th Street in Pittsburg, Calif., on Thursday, March 20, 2014. CCCFD Prevention Capt. Robert Marshall said the fire was reported at 3:20 p.m. and engulfed nearly 40 acres of land.

 San Francisco Fire Department firefighters, right, look up to the second floor of the Humanities Building as they respond to a bathroom fire at SF State in San Francisco, Calif., on Tuesday, Sept. 18, 2012.

San Francisco Fire Department firefighters, right, look up to the second floor of the Humanities Building as they respond to a bathroom fire at SF State in San Francisco, Calif., on Tuesday, Sept. 18, 2012.

 The Contra Costa Fire Department responded to a residential fire on the 1400 block of Taylor Road in Bethel Island, Calif., on Wednesday, March 20, 2013. According to neighbors the fire started at a one story home around 2:30 a.m. but quickly spread to a three story home next to it, while also damaging another home and power lines. 

The Contra Costa Fire Department responded to a residential fire on the 1400 block of Taylor Road in Bethel Island, Calif., on Wednesday, March 20, 2013. According to neighbors the fire started at a one story home around 2:30 a.m. but quickly spread to a three story home next to it, while also damaging another home and power lines. 

 Eugene and Springfield fire departments work to extinguished a structural fire that destroyed Civic Stadium on Monday.

Eugene and Springfield fire departments work to extinguished a structural fire that destroyed Civic Stadium on Monday.

 San Francisco Fire Department firefighters try to extinguish the fire at Pier 29 in San Francisco, Calif., on Wednesday, June 20, 2012.

San Francisco Fire Department firefighters try to extinguish the fire at Pier 29 in San Francisco, Calif., on Wednesday, June 20, 2012.

 Rich Carlson, center, receives medical attention after he and other neighbors tried to put out a residential fire before firefighters arrived on the 1400 block of Taylor Road in Bethel Island, Calif., on Wednesday, March 20, 2013. According to neighbors the fire started at a one story home around 2:30 a.m. but quickly spread to a three story home next to it, while also damaging another home and power lines. 

Rich Carlson, center, receives medical attention after he and other neighbors tried to put out a residential fire before firefighters arrived on the 1400 block of Taylor Road in Bethel Island, Calif., on Wednesday, March 20, 2013. According to neighbors the fire started at a one story home around 2:30 a.m. but quickly spread to a three story home next to it, while also damaging another home and power lines. 

 The remains of the fire that consumed a construction site underneath the West Oakland Bart Station in Oakland, Calif., on Thursday, June 14, 2012. 

The remains of the fire that consumed a construction site underneath the West Oakland Bart Station in Oakland, Calif., on Thursday, June 14, 2012. 

 An Oakland Fire Department firefighter gathers equipment after extinguishing the fire that consumed a construction site underneath the West Oakland Bart Station in Oakland, Calif., Thursday, June 14, 2012. Firefighters were called to the scene soon after the fire started around 2:15 a.m. Bart services were suspended for several hours.

An Oakland Fire Department firefighter gathers equipment after extinguishing the fire that consumed a construction site underneath the West Oakland Bart Station in Oakland, Calif., Thursday, June 14, 2012. Firefighters were called to the scene soon after the fire started around 2:15 a.m. Bart services were suspended for several hours.

 Firefighter Aaron Wright high-fives Braxton Maples, 5, as Eugene and Springfield fire departments worked to extinguished a structural fire that destroyed Civic Stadium on Monday.

Firefighter Aaron Wright high-fives Braxton Maples, 5, as Eugene and Springfield fire departments worked to extinguished a structural fire that destroyed Civic Stadium on Monday.

 Contra Costa County Fire Department firefighter Brett Schooley talks on the phone with his wife after eating dinner with fellow firefighters at Firehouse 83 in Antioch, Calif., on Thursday, May 5, 2011.

Contra Costa County Fire Department firefighter Brett Schooley talks on the phone with his wife after eating dinner with fellow firefighters at Firehouse 83 in Antioch, Calif., on Thursday, May 5, 2011.