In 2017, Wisconsin had 20,208 cases of influenza, which was the highest year on record. For weekly case count updates, please see the Wisconsin Weekly Respiratory Virus Surveillance Report, P-02346 (PDF), and the Weekly Respiratory Virus Surveillance Report Description (PDF) for a description of what's in the report.
For information on national data, visit the CDC Flu Activity and Surveillance page.
Questions about influenza? Contact us!
Phone: 608-267-9003 | Fax: 608-261-4976