Castlegar - Air Quality Health Index

Observed ConditionsFootnote †

  • Past 24 hr
    • Calculated at: 10:00 PM PDT Wednesday 18 March 2026

    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

  • Next 24 hr
  • Health Message
    • Issued at: 5:00 PM PDT Wednesday 18 March 2026

    Wednesday night

    2 - Low Risk

    Thursday

    2 - Low Risk

    Thursday night

    2 - Low Risk

    Friday

    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, your physician, or your local health authority.

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

    Did you know...?

    Exposure to air pollution may cause healthy people to experience irritated eyes, increased mucus in the nose or throat, coughing or difficulty breathing, especially during exercise.


    The AQHI is an initiative of Environment Canada, Health Canada, the B.C. Ministry of Environment and Parks, the B.C. Ministry of Health Services and the B.C. Lung Association.