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The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health ...
The DEP says the Lehigh Valley (Berks, Lehigh, and Northampton counties) will be affected by the haze and smoke from ...
The agency says the air quality alert will reach the maroon color - the worst quality of air possible - in the far northwest ...
The Pennsylvania Department of Environmental Protection has declared a Code Orange Air Quality Action Day for ozone for Wednesday in the Lehigh Valley (Berks, Lehigh, and Northampton counties).
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