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2 clusters · 7 sources · 3 days · First seen · Last updated

US local dengue transmission

Overview

In early August 2026, Florida health officials confirmed locally acquired dengue fever in three South Florida counties—Miami‑Dade, Palm Beach and Hillsborough—prompting immediate mosquito‑control actions such as ground fumigation, aerial treatments, door‑to‑door education and extensive trapping. The cases signaled active virus circulation during the peak mosquito season and raised concerns about further spread in the warm, rainy climate.

Two days later, Virginia reported its first locally transmitted dengue case in Northern Virginia. The infection was traced to a local Aedes mosquito that had previously bitten an internationally infected traveler. State officials emphasized that no additional cases had been identified and that overall risk remained low, while intensifying surveillance to prevent further transmission.

Together, the reports illustrate the emergence of isolated, locally acquired dengue infections in disparate U.S. regions, highlighting the need for heightened mosquito surveillance and public‑health response as the disease expands beyond its traditional tropical range.

Entities

Virginia Department of Health · Northern Virginia · Palm Beach County Mosquito Control · Miami‑Dade County · Florida Department of Health

Timeline

  1. 7 days ago

    [HEALTH] 3 sources
    Virginia Department of Health Confirms First Locally Acquired Dengue Case

    Virginia health officials confirmed the state’s first locally acquired dengue case, likely spread by an Aedes mosquito after biting a traveler; no further transmission detected and risk remains low.

  2. 9 days ago

    [HEALTH] 5 sources
    Florida Confirms Local Dengue Cases in Miami‑Dade, Palm Beach and Hillsborough Counties

    Florida health officials confirmed locally acquired dengue cases in Miami‑Dade, Palm Beach and two in Hillsborough, prompting mosquito control, surveillance and public warnings during peak season.

Sources

archyworldys.com · bocanewsnow.com · dnyuz.com · fox13news.com · ibtimes.com.au · thesheffieldpress.com · time.news