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AirHistory

What Is Air Quality in New Castle, Delaware, DE?

New Castle, Delaware, DE has an Air Quality Grade of C with a 5-year median AQI of 48. The dominant pollutant is PM2.5.

Key Data

MetricValue
Air Quality GradeC (64/100)
5-Year Median AQI48
Current Median AQI51
Dominant PollutantPM2.5
TrendImproving
Unhealthy Days (5yr)17

New Castle, Delaware, DE has an Air Quality Grade of C with a 5-year median AQI of 48. The dominant pollutant is PM2.5.