Airdrie - Percent Air Quality Hours

Airdrie air quality was high for 97.3% of reported hours in 2019, greatly increasing 13.3% from 85.9% in 2018. Airdrie's growth rate ranks first provincially. The 2 segment had the largest increase over last year, increasing 86.4% to 85.5%.

Definition: Percentage of hours at a given air quality level. The Air Quality Health Index (AQHI) is calculated based on the relative risks of a combination of common air pollutants that is known to harm human health. These pollutants are: Ozone (O3) at ground level, Particulate Matter (PM2.5/PM10), and Nitrogen Dioxide (NO2). Risks are defined as follows: 1-3 High Quality, 4-6 Moderate Quality, 7-9 Low Quality, 10+ Very Low Quality

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Percent Air Quality Hours

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Last Updated - September 23, 2020