West Nile Virus In Allegheny County

PITTSBURGH — More mosquito samples in several Pittsburgh neighborhoods and Allegheny County communities have tested positive for West Nile Virus. The Allegheny County Health Department said crews will spray several communities next week. The first human case of West Nile Virus in Allegheny County this year was reported earlier this month. The person who tested positive lives in the area of Baldwin Borough. In addition to being the first reported case in Allegheny County in 2024, it was also the first case in Pennsylvania this year. According to the Health Department, There have been two human cases of West Nile Virus within Allegheny County as of Aug. 16. The pesticide is used to lower mosquito and minimize the risk of human transmission. The pesticide is classified by the EPA as low-risk and is not harmful to humans or pets.