The Boone County Health Department says routine testing shows mosquitos in Belvidere are positive for West Nile virus.

The first batch of mosquitoes testing positive for the virus was identified on May 9 in Rockford. In 2024, Illinois saw 69 confirmed human cases, resulting in 13 deaths.

West Nile virus has been confirmed in 19 Illinois counties so far this year. The first positive mosquito batch was found on May 9 in Rockford.

The Winnebago County Health Department reported today, Thursday, July 26, that two crows found in Rockford have tested positive for West Nile virus.

The McLean County Health Department has reported an increase in West Nile Virus in the area, with four mosquito pools testing ...

Experts explain the warning signs of the illness, and offer advice to protect yourself from mosquitoes and mosquito-borne illnesses.

Area residents should be on extra alert against mosquito bites, as the West Nile virus has been confirmed to be present in ...

It's early, but mosquitoes with West Nile virus have already been detected in Massachusetts. The Department of Public Health announced June 17 that mosquitos trapped in Shrewsbury tested positive ...

Mosquitoes in Boone County have tested positive for West Nile Virus, and the Health Department recommends taking personal ...

ROCKFORD � A dead crow found in southeast Winnebago County tested positive for West Nile virus � the first sign of the virus found in the county this year.