Officers with the agency arrested 38-year-old Robert Hernandez, of Healdsburg about 8 a.m. Friday, according to a statement from Cal Fire. He is suspected of arson to forest land in the areas surrounding Geyserville, Healdsburg, and Windsor, authorities said.

CAL FIRE Chief Joe Tyler said he was 'appalled' to hear Robert Hernandez is accused of setting five different wildfires.

Robert Hernandez, a 38-year-old apparatus engineer at Cal Fire, was charged with five counts of arson, and is due to appear in court on Tuesday. He is suspected of igniting the blazes while off duty in three areas of northern California between 15 August and 14 September.

A firefighter was arrested Friday morning after Cal Fire Law Enforcement accused him of intentionally setting multiple fires in Sonoma County.Officers arrested

A California firefighter has been arrested and accused of setting five blazes in the state's wine country, even as his fellow firefighters battle flames that have consumed almost a million acres and forced thousands of evacuations in the state this year.

A Cal Fire employee from Sonoma County was arrested Friday on suspicion of arson for allegedly setting several fires in the past month, officials said.

A Cal Fire firefighter was arrested Friday morning on suspicion of starting five separate wildfires in the state within the last six weeks.

Cal Fire engineer Robert Hernandez was arrested on suspicion of committing arson on forest land in the areas surrounding Geyserville, Healdsburg and Windsor.