Two mosquito traps tested positive for West Nile virus: One on Oleson Drive and another on Jackson Avenue. (PN File Photo)

City of Naperville Report

Naperville urges residents to prevent mosquito bites and take precautions such as removing standing water after two traps recently tested positive for West Nile virus on Oleson Drive (near Hobson Road) and Jackson Avenue (near West Street). City crews have sprayed the immediate areas, checked for breeding sites and retreated area catch basins.

As a further precaution, the city will spray the areas around the Last Fling festival during the morning of Fri., Aug. 29, 2025, to help reduce the mosquito population near the event.

To help prevent mosquitoes from hatching, city crews remove standing water and treat ponds, marshes, and catch basins

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