West Nile

A person previously diagnosed with West Nile virus has died of the disease, the McHenry County Department of Health reported Friday.

The first human case of West Nile virus of 2024 has been reported by the McHenry County Department of Health.

The Lake County Health Department and Community Health Center is reporting the first human cases of neuroinvasive West Nile virus in Lake County for 2024.

Mosquitos collected in DeKalb County traps have tested positive for West Nile virus, public health officials reported this week. The DeKalb County Health Department released tips on keeping safe and healthy during mosquito season.

A second batch of mosquitoes has tested postive for West Nile Virus.

The year's first human case of West Nile Virus has been detected in Will County.

DuPage County public health experts are urging residents to take common-sense precautions to avoid mosquito bites after the county’s first 2024 human West Nile virus case was reported.

A pool of mosquitoes in Huntley tested positive for West Nile, the first in McHenry County this year; an owl was earlier found with the virus.

The Will County Health Department issued a warning Friday that mosquitos have tested positive for West Nile Virus in multiple Will County communities, though no human cases have yet been reported.

An owl found in Union tested positive for West Nile virus, the McHenry County Department of Health reports.

No human cases reported yet.

A mosquito “pool” (batch of mosquitoes) sampled on June 12 in Highland Park has tested positive for West Nile virus.

The West Nile virus has been found across 13 Illinois counties and health officials urge the public to stay alert.

A deceased bird collected May 31 near Sterling has tested positive for the West Nile virus, according to Jennifer Kolb, director of environmental health for the Whiteside County Health Department.

The Bureau County Health Department received confirmation that a crow from Princeton tested positive for West Nile virus.

The La Salle County Health Department received confirmation mosquitoes from Oglesby tested positive for West Nile virus.

The La Salle County Health Department received confirmation mosquitoes from Cedar Point tested positive for West Nile virus.

The Will County Health Department’s Environmental Health Division has also reported that mosquito batches in eight different Will County communities have tested positive for WNV this summer.

The Bureau County Health Department confirmed in a news release Wednesday that a crow, that was collected on Aug. 8 in Princeton, has tested positive for West Nile Virus.

Positive batches of West Nile virus have been reported in four Illinois counties

Mosquitoes collected in traps in Sandwich have tested positive for the West Nile virus, the DeKalb County Health Department announced Friday. Health officials offered tips to mitigate risk of being bitten by an infected mosquito:

August and September are the peak season for virus activity and the recent warm temperatures have increased the risk in bird and mosquito populations.

The Illinois Department of Public Health is reminding the public that, along with summer, mosquito season is underway in Illinois and positive batches of West Nile virus have been reported in seven counties around the state.

IDPH said 40 human cases of West Nile virus have been reported in Illinois