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AirHistory

What Is Air Quality in Chester, Pennsylvania, PA?

Chester, Pennsylvania, PA has an Air Quality Grade of B with a 5-year median AQI of 45. The dominant pollutant is PM2.5.

Key Data

MetricValue
Air Quality GradeB (71/100)
5-Year Median AQI45
Current Median AQI45
Dominant PollutantPM2.5
TrendImproving
Unhealthy Days (5yr)12

Chester, Pennsylvania, PA has an Air Quality Grade of B with a 5-year median AQI of 45. The dominant pollutant is PM2.5.