Guelph - Air Quality Health Index

Observed ConditionsFootnote †

Calculated at: 8:00 PM EDT Saturday 18 May 2024

3Low 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 Saturday 18 May 2024

Saturday night

4 - Moderate Risk

Sunday

4 - Moderate Risk

Sunday night

4 - Moderate Risk

Monday

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, or your physician.

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

Did you know...?

Cleaning or replacing a dirty air filter in your furnace or air conditioner can save almost 160 kilograms of carbon dioxide a year.


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

AQHIScale

Observed ConditionsFootnote †


3 - Low Risk

Calculated at:

8:00 PM EDT Saturday 18 May 2024

 

Forecast Maximums


Saturday night
4 - Moderate Risk



Sunday
4 - Moderate Risk



Sunday night
4 - Moderate Risk



Monday
4 - Moderate Risk




Issued at:

5:00 PM EDT Saturday 18 May 2024

 

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

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