1. Confirmed case of measles in Dane County.

    See community exposure locations

Respiratory Illness Dashboard

Share your dashboard feedback

Help us improve the Dane County Respiratory Illness Dashboard to better meet your needs! Please take our 5-10 minute survey to share your feedback.  

Take Respiratory Dashboard User Survey


Key Takeaways for the Week of February 19, 2026

  • RSV activity is high, particularly among children under 4 years old. Wastewater surveillance data for Madison and Oregon shows elevated RSV levels throughout the past month, indicating continued community spread.
  • Flu activity remains moderate, impacting kids aged 17 and under the most. For the second week in a row, over 80% of air samples from schools within Dane County were positive for flu.
  • COVID-19 wastewater levels remain elevated in Madison and Oregon, alongside a steady increase in the percentage of school air samples positive for COVID-19 over the past several weeks.

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


Other Data


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

Was this page helpful to you? * required