Massachusetts health officials said on Friday that laboratory testing has confirmed the eight-human case of Eastern Equine Encephalitis.
The Massachusetts Department of Public Health said a man in his 50s from northeastern Bristol County tested positive for the virus.
Massachusetts Department of Agricultural Resources said aerial spraying is set to begin as early as Monday in parts of Hampden, Hampshire, and Worcester counties, depending on the weather.
On Wednesday, the health department reported the first human case of West Nile virus in the state.
A West Warwick man who contracted EEE died on Sunday.