Saint John - Air Quality Health Index

Observed ConditionsFootnote †

  • Past 24 hr
    • Calculated at: 10:00 PM ADT Saturday 21 June 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

  • Next 24 hr
  • Health Message
    • Issued at: 5:00 PM ADT Saturday 21 June 2025

    Saturday night

    2 - Low Risk

    Sunday

    2 - Low Risk

    Sunday night

    2 - Low Risk

    Monday

    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...?

    You should limit the use of toxic paints, paint removers, stains, varnishes, waxes, glues, adhesives and cleaners on days when the air quality is high risk.


    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.