A least three fires started at separate carports within blocks of each other early Tuesday morning in the Rosemead area and are being investigated as cases of arson, authorities said.
The first call of a carport fire came in at 2:25 a.m. on the 7700 block of East Hellman Avenue, according to the Los Angeles County Sheriff's Department Temple Station.
The second call came in at 2:32 a.m. about a burning carport on the 3000 block of Jackson Avenue, authorities said.
The third call in came in five minutes later about a fire at another carport on the 2500 block of North Del Mar Avenue, authorities said.
No injuries were reported, said Deputy Juanita Navarro of the sheriff's Information Bureau.
The cause of the fires and details on whether they were related were unknown.
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City News Service contributed to this report.