Saint John - Air Quality Health Index

Observed ConditionsFootnote †

Calculated at: 8:00 PM ADT Friday 3 July 2026

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 ADT Friday 3 July 2026

Friday night

3 - Low Risk

Saturday

3 - Low Risk

Saturday night

2 - Low Risk

Sunday

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...?

Children, the elderly and those with heart or lung disease are most sensitive to the adverse health effects of air pollution.


The AQHI is an initiative between Environment Canada, Health Canada, and the New Brunswick Department of Environment and Local Government and the New Brunswick Department of Health in partnership with the New Brunswick Lung Association.

AQHIScale

Observed ConditionsFootnote †


3 - Low Risk

Calculated at:

8:00 PM ADT Friday 3 July 2026

 

Forecast Maximums


Friday night
3 - Low Risk



Saturday
3 - Low Risk



Saturday night
2 - Low Risk



Sunday
2 - Low Risk




Issued at:

5:00 PM ADT Friday 3 July 2026

 

The AQHI is an initiative between Environment Canada, Health Canada, and the New Brunswick Department of Environment and Local Government and the New Brunswick Department of Health in partnership with the New Brunswick Lung Association.

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