Kitchener - Air Quality Health Index

Observed ConditionsFootnote †

Calculated at: 11:00 PM EDT Wednesday 23 April 2025

4Moderate 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:

  • No need to modify your usual outdoor activities unless you experience symptoms such as coughing and throat irritation.

Forecast Maximums

Issued at: 5:00 PM EDT Wednesday 23 April 2025

Wednesday night

3 - Low Risk

Thursday

3 - Low Risk

Thursday night

3 - Low Risk

Friday

3 - 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, or your physician.

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

Did you know...?

The poor and disadvantaged in our society may be more at risk as they often live in neighbourhoods close to major highways and industry.


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

AQHIScale

Observed ConditionsFootnote †


4 - Moderate Risk

Calculated at:

11:00 PM EDT Wednesday 23 April 2025

 

Forecast Maximums


Wednesday night
3 - Low Risk



Thursday
3 - Low Risk



Thursday night
3 - Low Risk



Friday
3 - Low Risk




Issued at:

5:00 PM EDT Wednesday 23 April 2025

 

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

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