Several brush fires were reported near Highway 4 in Contra Costa County Tuesday afternoon, according to the California Highway Patrol.
Officials say the fires began at Willow Pass Road in Bay Point and investigators confirm a suspect has been detained in connection to the fires.
"These are the first significant fires of the season & an indicator of dangerous conditions," Contra Costa Fire officials said. "Please use caution in the area & in all outdoor activities."
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Contra Costa County fire officials said the fires were extinguished just after 5 p.m. and said the suspect in custody is "expected to be charged with 2 counts of arson."
"Now is the time to begin preparing for an early wildfire season safety."