SEMINOLE COUNTY, Fla. — The Florida Department of Health in Seminole County is issuing a mosquito-borne illness advisory after confirming a human case of dengue acquired locally.
This is the first mosquito-borne illness advisory issued for Seminole County this year.
The department, also known as DOH-Seminole, is coordinating with Seminole County Mosquito Control on surveillance, prevention and mosquito control efforts.
Health officials are urging residents to take precautions to avoid mosquito bites and reduce the risk of mosquito-borne illnesses.
The Florida Department of Health continues to monitor the state for mosquito-borne illnesses, including dengue, West Nile virus, Eastern equine encephalitis, St. Louis encephalitis, malaria and chikungunya.
Residents are also encouraged to report dead birds through the Florida Fish and Wildlife Conservation Commission’s website.
Residents can help reduce their risk by taking precautions to prevent mosquito bites and limit mosquito breeding around their homes.
Central Florida health officials have reported additional cases of locally acquired dengue in 2026, prompting increased mosquito surveillance and prevention efforts in several counties.
According to WFTV, Orange County confirmed its first reported local case of the current cluster in the Pine Hills area on September 2.
Two more cases were later confirmed in the Apopka area, leading officials to elevate the county’s mosquito-borne illness advisory to an alert on September 18.
Most recently, WFTV reported a locally acquired dengue case in Brevard County on October 17, prompting increased mosquito monitoring, targeted treatments and overnight spraying. Officials did not disclose the specific location of the infection.
Meanwhile, Orange County’s total reached five locally acquired cases by October 12, according to the county health department. Officials announced expanded mosquito prevention measures, including plans for aerial spraying in affected communities.
Seminole County has been monitoring mosquito activity in response to cases in neighboring Orange County. The reports underscore the importance of preventing mosquito bites and eliminating standing water around homes.
For more information about mosquito prevention, visit the Florida Department of Health’s mosquito prevention webpage.
Residents with questions can also contact the Florida Department of Health in Seminole County at 407-665-3243.
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