West Nile Virus Update: November, 2012

Information provided by the Florida Department of Health. Read the full article here.

WNV activity

  • Two human cases of WNV infection were reported in Duval and Escambia counties.
  • Seventeen sentinel chickens in Alachua, Flagler, Lee, Manatee, Putnam, St. Johns, St. Lucie, and Walton counties tested positive for antibodies to WNV.
  • One horse case of WNV infection was reported in Santa Rosa County.
  • In 2012, positive samples from 54 humans, 7 horses, 360 sentinel chickens, 4 mosquito pools, and 1 bird have been received from 34 counties.


  • Duval, Escambia, Okaloosa, Santa Rosa, and Walton counties are currently under mosquito-borne illness alerts.
  • Alachua, Bay, Gadsden, Hillsborough, Holmes, Indian River, Jackson, Jefferson, Leon, Miami-Dade, Orange, St. Johns, and Washington counties are under mosquito-borne illness advisories. No other counties are currently under mosquito-borne illness advisory or alert.

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