03 Oct BCN-20251002-ANTIOCHAEDESAEGYPTIMAP-01
A map highlights the area between Lone Tree Way and Hillcrest Avenue in Antioch, Calif., where Aedes aegypti mosquitoes were detected on Sept. 4, 2025. The Contra Costa Mosquito and Vector Control District confirmed the discovery following a week of rain that left containers filled and standing water throughout Contra Costa County. (Contra Costa Mosquito and Vector Control District via Bay City News)


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