POLK COUNTY, Iowa — Iowa Health and Human Services announced the first human West Nile case in Iowa Thursday afternoon. The infection, which occurred in a middle-aged adult from northern Iowa, was confirmed through a test at the State Hygienic Lab.

The Iowa Department of Health and Human Services has reported the first positive case of West Nile virus of the year in an adult in northern Iowa.

DES MOINES, Iowa (KTTC) – Health officials in Iowa are putting out a warning to residents statewide after the first reported case of West Nile Virus was confirmed in the state this year. According to the Iowa Department of Health and Human Services, it was found in a middle-aged adult from North Iowa.