Salt Lake City Air Quality Index (AQI) and Air Pollution
The Salt Lake City Air Quality Index (AQI) today is 32 (Good). The dominant pollutant is PM2.5. Other measured pollutants include NO₂ (4 ppb), SO₂ (2.3 ppb), CO (0.121 ppm), O₃ (0.034 ppm), PM10 (16.7µg/m³), PM2.5 (7.6 µg/m³), contributing to air pollution.
Live AQI
Air Quality is
Main Pollutant: PM2.5
Last updated: just now

Major Pollutants Salt Lake City
7.6 µg/m³
16.7 µg/m³
0.034 ppm
0.121 ppm
4 ppb
2.3 ppb
In Salt Lake City, the main air pollutant is PM2.5. It mostly comes from PM2.5 particles come from vehicle exhaust industrial emissions and burning of wood or coal. These fine particles can enter deep into the lungs and may cause breathing issues heart disease and long term health problems. To stay safe, Avoid outdoor activity when air quality is poor use air purifiers indoors and wear protective masks if needed.