The Ontario Respiratory Virus Tool

This tool provides comprehensive epidemiological information of respiratory virus activity in Ontario, including COVID-19, influenza and other respiratory viruses.

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Quick Access

Form or Tool

This online Water Testing Portal provides a streamlined way to electronically submit your requisition and access your report online. Simply collect your sample, submit your information online, drop off your sample and access your report online.

Webpage
Updated 9 Sep 2025

Epidemiological Summary

Epidemiology of measles cases in Ontario with a focus on the current outbreak.

666 KB
Updated 2 Oct 2025

Interactive Report

This tool provides comprehensive epidemiological information of respiratory virus activity in Ontario, including COVID-19, influenza and other respiratory viruses. Explore case trends, laboratory testing, and outbreaks, as well as COVID-19 outcomes and vaccination.

Webpage
Updated 3 Oct 2025

Fact Sheet

Information for clinicians regarding measles and appropriate measures to take when caring for patients with suspected measles.

292 KB
Updated 15 Aug 2025

Surveillance Report

Epidemiological summary of legionellosis activity in Ontario, with a focus on 2025 to date, displaying trends over time, by sex and age group, and by public health unit; number of patients tested and percent positivity; and severity indicators.

1.2 MB
Updated 25 Sep 2025

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