Hi @EricB, the following article should be able to help answer your question: Air Quality Index (AQI). That scale is used on the PurpleAir map to categorize the air quality by healthiness. Could you elaborate more on what you are looking for?
Hi @EricB, the following article should be able to help answer your question: Air Quality Index (AQI). That scale is used on the PurpleAir map to categorize the air quality by healthiness. Could you elaborate more on what you are looking for?