Key trends
Weekly summary – August 6, 2026
Reporting period: June 28 – August 1, 2026 (Epi-weeks 26-30) - Open the weekly summary as a PDF.
With the end of the 2025/26 respiratory virus season, reporting has shifted to a
spring–summer schedule. During this period, the Wastewater Surveillance dashboard will continue to be updated weekly. Updates to the Facility Outbreaks dashboard will be paused until fall. All other respiratory virus dashboards will be updated on the first Thursday of each month.
Current respiratory activity is measured in consideration of recent past respiratory seasons.
- Influenza test positivity remains low. Wastewater levels for influenza are low with sporadic activity in some sites.
- RSV test positivity remains low. Wastewater levels are stable and low.
- SARS-CoV-2 test positivity has slightly increased in the reporting period but remains low. Wastewater levels are increasing in some sites but remain low. Severe outcomes are low.
- The proportions of emergency department and primary care visits for respiratory illness are stable or decreasing and are at low levels.
- In Canada, indicators of influenza activity were stable at inter-seasonal levels in the most recent reporting week.
In the USA, seasonal influenza activity is low.
In the European Union/European Economic Area (EU/EEA), influenza activity is low, at inter-seasonal levels.
- In Canada, indicators of RSV activity were stable at inter-seasonal levels in the most recent reporting week.
In the USA, RSV activity is very low in most areas of the country.
In the EU/EEA, RSV activity is low, at inter-seasonal levels.
- In Canada, indicators of COVID-19 activity were stable at or near the lowest levels recorded this season in the most recent reporting week.
In the USA, COVID-19 activity is low and stable nationally but is beginning to show early signs of an increase in the West and South.
In the EU/EEA, SARS-CoV-2 activity remains low across all age groups in both primary and secondary care settings.
