Respiratory Illness Dashboard

Key Takeaways for the Week of September 4, 2025

• The number of people in the ER with flu, RSV, and all respiratory illnesses are all at low and stable levels. COVID-19 is at a low level but increasing as of this week.
• Positive lab tests for COVID-19 continue to increase. Hospitalizations due to COVID-19 have steadily increased over the past month, but remain at low levels overall. Wastewater levels suggest that COVID-19 activity remains low in the community.
• Positive lab tests for rhinovirus and enterovirus, which causes colds and other respiratory infections, have been increasing since mid-July. 

Dashboard Update Schedule

This dashboard is updated on Thursdays at 12:30 pm. If the dashboard is not updated then, we may be experiencing technical issues; check back at 4:30 pm. If we experience a delay in receiving data from one of our data sources, that data element will be updated the following week. 

About These Data

Learn more about these data by reading our data notes

How to Prevent Illness

• Protect yourself from COVID-19, Flu, and RSV
• Get vaccinated  
• Vaccines.gov

Other Data

• Wisconsin Department of Health Services
  • Wastewater Data
  • Vaccination Data: Flu, COVID-19, RSV
  • Respiratory Illness Data
  • Emergency Department Visit Data for COVID-19, Influenza, and RSV
  • Laboratory-Based Respiratory Virus Data
• National COVID data
• National Flu data
• Wisconsin State Lab of Hygiene

Wastewater Data

This dashboard from the Wisconsin Department of Health Services shows the levels of COVID in wastewater across the state. To see the most up-to-date data for Madison, click on "Madison" in the left column. 

Flu Vaccines

COVID-19 Vaccines

Archive of previous COVID-19 dashboard (no longer updated)