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MIAMI (CBSMiami) — Florida health officials are trying to determine where a new, non-travel related case of the Zika virus was contracted.

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On Monday, the Florida Department of Health issued their daily Zika case update and listed four new travel-related cases including a pregnant woman.

They said one person, from Miami-Dade County, had a non-travel related case of the virus. The department said they are “investigating to determine where exposure occurred.”

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At last check,  there were 183 non-travel related cases of the virus in the state with 771 travel-related cases. About 124 cases involved pregnant women.

The virus – spread by mosquitoes and sexual contact – has been linked to severe birth defects like microcephaly.

So far, Zika zones or places where the virus is said to have spread locally include:

  • Miami Beach Area – 28th Street to the north, 8th Street to the south, intercoastal water to the west and the Atlantic Ocean to the east.
  • Miami Area – NW 79th St. to the North, NW 63rd St. to the South, NW 10th Ave. to the West and N. Miami Ave. to the East.
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Click here for more information on the Zika virus or here for more Zika-related stories.