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Areas with Risk of Zika

Key Facts

  • Local mosquito-borne Zika virus transmission has been reported in the continental United States.
    • CDC has guidance for people living in or traveling to Brownsville, Texas, a current Zika cautionary (yellow) area.
    • CDC has guidance for people living in or traveling to Miami-Dade County, FL, a previous Zika cautionary (yellow) area.
  • Zika is a risk in multiple countries and territories.

Blood and Tissue Collection Community

Areas of active transmission for blood and tissue safety intervention

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Local mosquito-borne transmission

Local mosquito populations infected with Zika virus can transmit it to humans.
“What is Local Transmission?”

Travel-associated transmission (imported case)

Infection associated with travel to an area with local mosquito-borne transmission.
“What is an imported case?”

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