Archive of Respiratory Virus Overview in Ontario Epidemiological Summary

This page provides previously published versions of PHO’s Respiratory Virus Overview in Ontario Epidemiological Summary, which include a high-level assessment of respiratory virus activity to monitor influenza, COVID-19, and other seasonal respiratory viruses in Ontario for a specific point in time.

This archived content is being made available for historical research and reference purposes only. PHO is no longer updating this content and it may not reflect current data or information. These reports only contain information that was available at the time of publishing.

For current COVID-19 data and surveillance information, please refer to our COVID-19 Data and Surveillance page.

To explore COVID-19 data and trends over the entire COVID-19 pandemic (i.e. February 2020 onward), please visit our interactive COVID 19 Data Tool.