Canadian wildfire smoke is affecting air quality in parts of Michigan. The EPA's air quality index (AQI) uses a color-coded scale to inform the public about air quality and associated health risks.
The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health risks. Michigan residents can check the AQI through various online resources, ...
Austin's AQI tops 100 Thursday as PM2.5 brings unhealthy air for sensitive groups. Experts say to limit outdoor time and keep ...
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