Health Alert

DOH-Polk Issues Mosquito-Borne Illness Advisory

September 24, 2026 1 min read

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The advisory is in response to a confirmed human case of locally-acquired dengue.
Illustration of a mosquito inside of an orange target
For media inquiries: Public Information Officer • Lydia.George@FLHealth.gov • 863-578-2146

Polk County, Fla. — The Florida Department of Health in Polk County (DOH-Polk) is informing residents of a confirmed human case of locally-acquired dengue. DOH-Polk and Polk County Mosquito Control are coordinating surveillance and prevention efforts by inspections, treatment, and outreach.

DOH-Polk reminds the community to avoid being bitten by mosquitoes by taking these basic precautions.

The Department continues to conduct statewide surveillance for mosquito-borne illnesses, including West Nile virus infections, Eastern equine encephalitis, St. Louis encephalitis, malaria, chikungunya, and dengue. Residents of Florida are encouraged to report dead birds to the Florida Fish and Wildlife Conservation Commission.