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AirHistory

What Is Air Quality in District of Columbia, District Of Columbia, DC?

District of Columbia, District Of Columbia, DC has an Air Quality Grade of C with a 5-year median AQI of 49. The dominant pollutant is PM2.5.

Key Data

MetricValue
Air Quality GradeC (63/100)
5-Year Median AQI49
Current Median AQI50
Dominant PollutantPM2.5
TrendImproving
Unhealthy Days (5yr)30

District of Columbia, District Of Columbia, DC has an Air Quality Grade of C with a 5-year median AQI of 49. The dominant pollutant is PM2.5.