The first mosquitoes to test positive for
Workers sampled the Mundelein mosquito pool July 6, according to a Lake County Health Department press release. No human or animal cases have been reported in Lake County.
In 2011, 14 mosquito pools and one bird tested positive for the
Although the case is the first instance of West Nile confirmed in Lake County this year, the virus has been confirmed elsewhere in the Chicago area.
A crow collected May 16 in Chicago was the first animal this year to test positive for the virus, according to the Illinois Department of Public Health. Mosquito pools sampled May 17 in suburban Cook and DuPage counties also tested positive.
In humans, West Nile can lead to illness and death. Over the years, 34 people in Illinois have contracted the virus, and three have died, according to the Illinois Department of Public Health.
Although dry weather persists, mosquitoes are still present in many areas, according to the Lake County Health Department. Hot weather can increase the mosquito population.
The county department recommends using insect repellent outdoors and wearing light-colored clothing that provides good skin coverage.
People also can try reduce standing water on their property and keep trash cans covered to help stop mosquitoes from breeding.