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Mosquitos in Twin Cities test positive for West Nile virus

Mosquitoes in Hennepin, Ramsey, and Dakota counties tested positive for West Nile virus. The Metropolitan Mosquito Control District announced the findings. Health experts advise the immunocompromised and older adults to use repellents and cover skin.

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What changed

West Nile virus-positive mosquitoes have been detected for the first time in 2026.

Live updates

  1. West Nile Virus Detected in Three Twin Cities Metro Counties

    Mosquitoes in Hennepin, Ramsey, and Dakota counties tested positive for West Nile virus. The Metropolitan Mosquito Control District announced the findings. Health experts advise the immunocompromised and older adults to use repellents and cover skin.

    What's confirmed:

    • West Nile virus was detected in mosquitoes in Hennepin, Ramsey, and Dakota counties.
    • The Metropolitan Mosquito Control District announced the positive tests.
    • West Nile virus can cause flu-like symptoms and rare neurological illnesses.
    • The virus is spread to humans via mosquitoes.

    Still unconfirmed:

    • Central and western Minnesota have the highest risk of infected mosquitoes.
    • Culex tarsalis mosquitoes are present in some of the highest numbers ever recorded for July.
    confidence 90%