Gov. Kathy Hochul announced Monday afternoon the Ulster County resident believed to have contracted New York state’s first case of EEE since 2015 died.

An Ulster County person has died from the first human case of eastern equine encephalitis (EEE), a severe viral disease spread by infected mosquitoes, The case, the first death from EEE in the state since 2015, had been confirmed on September 20 by the state health department.