An Arizona resident has died from pneumonic plague, a rare but highly dangerous lung infection, Coconino County health officials confirmed on Friday. This incident marks the first death from the disease in the county since 2007,

A person in northern Arizona has died from a case of pneumonic plague, local health officials said. The unidentified patient, from Coconino County, showed up to the Flagstaff Medical Center Emergency Department and died there the same day, Northern Arizona Healthcare said in a statement. It is unclear when the death occurred.

The resident died from pneumonic plague, the first such death in Coconino County, Ariz., since 2007, the county said.