A 56-year-old man suspected of setting fire to a commercial structure in Yucca Valley remained in custody on Friday.
Authorities on Monday investigated the cause of a fire that heavily damaged a Mexican restaurant in Sun Valley.
A restaurant employee told reporters that the restaurant has endured four break-in in just the past two months.
At this time, the fire remains at 60 percent containment.
The suspect, who had matches in his pocket. had gathered kindling, twigs, and sticks and stacked them underneath a tree to set a fire, police said.
Four men have pleaded not guilty Thursday to a firebombing that killed three teenagers at an El Monte tire shop in April.
Firefighters extinguished a blaze on Wednesday that erupted at a home in San Bernardino.
Authorities searched for a suspect on Tuesday who intentionally set fire to a cafe in San Bernardino.
Most of the damage was limited to the porch of the Fore Runners for Christ church.
Officials arrested Andrew Clark, 35, around 8:45 p.m. Thursday.
A man accused of starting a massive fire at an apartment complex in downtown Los Angeles plead not guilty to arson charges Thursday.
Crews Tuesday investigated two separate structure fires that erupted overnight in Ventura.
Fire officials said the blaze was so intense it started to melt some of their protective equipment.
Police in Pasadena have nabbed a transient who they say admitted to setting several trash can fires over the past few weeks.
The unidentified boy was playing with a cigarette lighter when he started a fire that torched two vehicles and a trailer that belonged to a church, a fire captain said.