Toronto - Air Quality Health Index

Calculated at: 5:00 AM EDT Saturday 18 May 2024

2Low Risk




1
2
3
4
5
6
7
8
9
10
+

Low Risk
(1-3)

Moderate Risk
(4-6)

High Risk
(7-10)

Very High Risk



At-Risk Population:

General Population:

  • Ideal air quality for outdoor activities.

Issued at: 6:00 AM EDT Saturday 18 May 2024

Saturday

3 - Low Risk

Saturday night

3 - Low Risk

Sunday

4 - Moderate Risk

Sunday night

4 - Moderate Risk

Who is at risk?

People with heart and lung conditions are most affected by air pollution.

To find out if you are at risk, consult the health guide, your physician, or your local health authority.

Visit the national AQHI Web site to learn more about the AQHI.

Did you know...?

Children breathe in more pollution than adults.


The AQHI is an initiative between Environment Canada, Health Canada and the Province of Ontario.