Toronto - Air Quality Health Index
- Enjoy your usual outdoor activities.
- Find out if you are at risk
- Ideal air quality for outdoor activities.
People with heart and lung conditions are most affected by air pollution.
Visit the national AQHI Web site to learn more about the AQHI.
Even healthy people can have difficulty breathing on days when the index is high.
The AQHI is an initiative between Environment Canada, Health Canada, The Ontario Ministry of the Environment, The Ontario Ministry of Health and Long-Term Care, Toronto Public Health and the Clean Air Partnership.
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