Oshawa - Air Quality Health Index

Observed ConditionsFootnote †

Calculated at: 3:00 AM EDT Friday 9 May 2025

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.

Forecast Maximums

Issued at: 5:00 PM EDT Thursday 8 May 2025

Thursday night

2 - Low Risk

Friday

2 - Low Risk

Friday night

2 - Low Risk

Saturday

2 - Low 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.

AQHIScale

Observed ConditionsFootnote †


2 - Low Risk

Calculated at:

3:00 AM EDT Friday 9 May 2025

 

Forecast Maximums


Thursday night
2 - Low Risk



Friday
2 - Low Risk



Friday night
2 - Low Risk



Saturday
2 - Low Risk




Issued at:

5:00 PM EDT Thursday 8 May 2025

 

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

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