Several Michigan counties have detected the West Nile virus in mosquito pools, with human cases reported in six counties.. One person has died from the virus in Kent County.

A simple mosquito bite can turn fatal if it's carrying the West Nile virus. It can cause symptoms such as fever, rash, and muscle aches, and, in rare cases, may lead to serious inflammation of the brain or spinal cord. In extreme cases, the virus can cause death.

Michigan Counties With The West Nile Virus in Mosquitos and Human Cases

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As of August 21, 2025, the West Nile virus has been detected in mosquito samples in the following counties: Bay, Kalamazoo, Kent, Macomb, Midland, Saginaw, Tuscola, and Wayne.

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Human cases have been confirmed in Emmet, Kent, Livingston, Macomb, Oakland, and Sanilac counties. Several human cases have been confirmed across the state.

Read More: West Nile Virus Detected in Kalamazoo Mosquitoes

Unfortunately, the first human fatality has occurred in a Michigan county.

First Local Death From West Nile Virus In Kent County

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According to Fox 17, the Kent County Health Department has announced that the person who was confirmed to have the West Nile Virus in Kent County has died. The Kent County resident was bitten by a mosquito that carried the virus.

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The Supervising Sanitarian at the Kent County Health Department, Brendan Earl, said, "Our deepest condolences go out to the family and loved ones of this individual. This tragic outcome is a reminder that mosquitoes in our area are active and capable of spreading serious illness. Prevention remains our best protection."

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If you plan to be outside in the mornings or evenings, when mosquitoes are most active, or in wooded areas, experts recommend using insect repellent containing at least 10 percent DEET. Wearing long sleeves and pants can also help protect you.

👇BELOW: Everything You Need to Know About the West Nile Virus👇

Everything You Need to Know About the West Nile Virus in CT

Now that we know there are at least 8 Connecticut communities with mosquitoes carrying the West Nile Virus, it's important to stay educated on the matter. This is everything you need to know about West Nile Virus in CT. 

Gallery Credit: Lou Milano

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