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Scheduled Maintenance Notice

Due to regular system maintenance scheduled Saturday December 10, 2022 from 7:00PM to Sunday December 11, 2022 2:00AM users may experience intermittent issues accessing the PHO website.

Notice:

Some of our routine reports and online data tools will not be updated during the week of December 26 to 30 due to the statutory holidays. Updates to these products will resume the first week of January 2023. Affected products include:

  • Ontario COVID-19 Data Tool
  • Weekly Respiratory Virus Overview in Ontario report
  • Ontario Respiratory Pathogen Bulletin
  • COVID-19 Wastewater Surveillance in Ontario webpage
  • Weekly Whole Genome Sequencing report
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Welcome
Health Topics
Environmental and Occupational Health

Environmental and Occupational Health

Environmental health relates to how air, water, food and our physical environment can affect our health, for better or for worse. Occupational health relates to keeping people healthy at work. We provide expertise, support and resources for environmental and occupational health.

Featured

Focus On

Describes radiofrequency (RF) electromagnetic fields (EMF), how they are regulated in Canada, and an overview of the evidence on potential health effects associated with exposures.

1.2 MB
Published 29 Sep 2022

Calculator

Calculates how much bleach product to dilute with water to get your desired concentration (ppm) of chlorine solution.

Webpage
Updated 26 Nov 2020

Population Health Assessment Report

Cancer Care Ontario and Public Health Ontario have published Environmental Burden of Cancer in Ontario, a report on the impact of environmental carcinogens.

Webpage
Updated 5 Aug 2016

Form or Tool

Provides an easy way to calculate the amount of chlorine product that is needed to disinfect a well.

Webpage
Updated 19 June 2019

Sub Topics

Air Quality

Documents, resources and links related to air pollution, including indoor air quality, traffic-related air pollution and radon.

Equipment Loan Program

Information on the Environmental and Occupational Health Equipment Loan Program, including indoor and outdoor air sampling instruments available for temporary loan.

Food Safety

Information, resources and links on handling, preparing and storing food to reduce the risk of foodborne illnesses.

Healthy Environments

Information and resources related addressing modifiable environmental factors including air pollution, the built environment, noise and our climate.

Health Hazards

Resources, information and links on chemical, physical or biological factors that impact our health.

Water Quality

Resources, information and links related to monitoring and protecting our water from hazards, such as microbial or chemical contaminants.

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Contact the Department

Environmental and Occupational Health

eoh@oahpp.ca

Updated 8 Jan 2021
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