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West Nile Virus

4 human cases of West Nile virus confirmed in Cook County

  • Aug 31

Person dies of West Nile virus-related illness in DuPage County

  • Sep 26, 2025

Person dies of West Nile virus-related illness: Cook County officials

  • Sep 17, 2025

Mosquitoes test positive for West Nile Virus in Naperville: Officials

  • Aug 22, 2025

First human case of West Nile Virus reported in Chicago-area county

  • Jul 24, 2025

Mosquitoes test positive for West Nile Virus in Chicago-area county

  • Jul 24, 2025

Mosquitoes test positive for West Nile Virus in another north suburb

  • Jun 27, 2025

More mosquitoes test positive for West Nile Virus in north suburbs

  • Jun 11, 2025

Latest Videos

0:30

Person dies from West Nile virus in Chicago, health officials say

  • Sep 1
0:43

4 human cases of West Nile virus confirmed in Cook County

  • Aug 31
0:17

Person dies of West Nile virus-related illness in DuPage County

  • Sep 26, 2025
0:20

Mosquitoes test positive for West Nile Virus in Naperville: Officials

  • Aug 22, 2025
0:32

First human case of West Nile Virus reported in Chicago-area county

  • Jul 25, 2025
0:10

Mosquitoes test positive for West Nile Virus in LaSalle County

  • Jul 24, 2025
0:23

More mosquitoes test positive for West Nile Virus in north suburbs

  • Jun 11, 2025
0:20

Mosquitoes test positive for West Nile Virus in DuPage County

  • Jun 5, 2025

Latest Stories

Mosquitoes test positive for West Nile Virus in DuPage County, officials say

For the first time this season, mosquitoes in a west suburban county have tested positive for the West Nile Virus, health officials said.

  • Jun 6, 2025

Mosquitoes with West Nile Virus found in Glenview, officials say

Mosquitos with West Nile Virus have been found in the north suburbs, officials said.

  • May 29, 2025

Illinois reports first West Nile Virus death this year

Illinois has reported its first West Nile Virus death of 2024.

  • Aug 28, 2024

West Nile Virus case reported in DuPage County, health officials say

The first human case of West Nile Virus this year has been reported in DuPage County, health officials said Friday.

  • Aug 3, 2024

1st human case of West Nile Virus in Illinois in 2024 reported in suburban Cook County, IDPH says

A person in suburban Cook County possibly has the first human case of West Nile Virus in the state this year, according to a preliminary report from the Illinois Department of Public Health.

  • Jul 17, 2024