Connecticut Air Quality Index (AQI) and Air Pollution
The Connecticut Air Quality Index (AQI) today is 44 (Good). The dominant pollutant is O3. Other measured pollutants include NO₂ (10.1 ppb), SO₂ (1.7 ppb), CO (0.155 ppm), O₃ (0.048 ppm), PM10 (7.8µg/m³), PM2.5 (5 µg/m³), contributing to air pollution.
Live AQI
44(US-AQI)
Air Quality is
Good
Main Pollutant: O3
Last updated: just now
Good
Moderate
Poor
Unhealthy
Severe
Hazardous
0
50
100
150
200
300301+

13°C
54%
9 Km/h
Major Pollutants
PM2.5
Good5 µg/m³
PM10
Good7.8 µg/m³
O₃
Good0.048 ppm
CO
Good0.155 ppm
NO₂
Good10.1 ppb
SO₂
Good1.7 ppb