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AirHistory

What Is Air Quality in Middlesex, Connecticut, CT?

Middlesex, Connecticut, CT has an Air Quality Grade of B with a 5-year median AQI of 40. The dominant pollutant is Ozone.

Key Data

MetricValue
Air Quality GradeB (65/100)
5-Year Median AQI40
Current Median AQI43
Dominant PollutantOzone
TrendStable
Unhealthy Days (5yr)30

Middlesex, Connecticut, CT has an Air Quality Grade of B with a 5-year median AQI of 40. The dominant pollutant is Ozone.