Peterborough - Air Quality Health Index

Observed ConditionsFootnote †

Calculated at: 4:00 AM EDT Wednesday 30 April 2025

1Low 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 Tuesday 29 April 2025

Tuesday night

3 - Low Risk

Wednesday

2 - Low Risk

Wednesday night

2 - Low Risk

Thursday

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, or your physician.

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

Did you know...?

Air pollution can travel hundreds of kilometres.


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

AQHIScale

Observed ConditionsFootnote †


1 - Low Risk

Calculated at:

4:00 AM EDT Wednesday 30 April 2025

 

Forecast Maximums


Tuesday night
3 - Low Risk



Wednesday
2 - Low Risk



Wednesday night
2 - Low Risk



Thursday
2 - Low Risk




Issued at:

5:00 PM EDT Tuesday 29 April 2025

 

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

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