The community of Sheridan and surrounding areas are scheduled for treatment. An EPA-registered mosquito adulticide will be applied in an Ultra-low Volume (ULV) fog by aircraft in an effort to address increased mosquito populations and very high West Nile virus activity.
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Since several factors affect treatment activities, such as weather and wind conditions, the District encourages Placer residents to check this website regularly for any changes to the spraying schedule. For an overview of our mosquito control programs, you may view the District video.