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2020 Illinois West Nile Virus

Numbers at a Glance


Year:
42 human cases
 
4 human deaths
 
63 years - median age of human cases*
 
29 years - youngest human case*
 
84 years - oldest human case*
 
29 counties with positive humans, birds,             mosquitoes and/or horses
 
10 positive birds
 
2355 positive mosquito batches
 
1 positive horses and other animals
* This data will be reported when 10 cases have been identified.
Last Updated
8/19/2021




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Illinois Department of Public Health
535 West Jefferson Street
Springfield, Illinois 62761
Phone 217-782-4977
Fax 217-557-3497
TTY 800-547-0466