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Key Takeaways for the Week of February 26, 2026
- RSV activity is high, particularly among children under 4 years old. Wastewater surveillance shows elevated RSV levels throughout the past month, indicating continued community spread.
- Flu activity remains moderate. Based on emergency department data from February, children aged 5–17 have been most impacted by flu diagnoses. For the third week in a row, over 80% of air samples from schools within Dane County were positive for flu.
- COVID-19 wastewater levels have been stable in Madison and trending downward Oregon, however a majority of school air samples continue to test positive for COVID-19 over the past several weeks, indicating it is still present in the community.
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.
