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Eastern equine encephalitis (EEE) virus has been found in Wellfleet mosquitoes

September 5, 2019 – Mosquitoes infected with Eastern equine encephalitis (EEE) have now been found in Wellfleet.  Bourne, Falmouth, and Truro have also detected EEE in samples of mosquitoes in August.   Below please see the most recent map provided by the Massachusetts Department of Public Health.  Residents are urged to take personal protective activities like using EPA approved repellents and avoiding mosquitoes at peak times. West Nile virus activity has also been identified in several communities in Massachusetts. Get updated information at

Current EEE Levels as of September 9