The Air Quality Index is the Environmental Protection Agency's (EPA ... An AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality. According ...
Additionally, Buncombe, Swain and Polk counties will have a Code Red air quality alert today, according to the North Carolina ...
The Air Quality Index is the Environmental Protection ... An AQI value of 50 or below represents good air quality, while an AQI value over 300 represents hazardous air quality.
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