Today's Air Quality-St. Louis, MO

Moderate

Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Primary Pollutant:

PM2.5 (Particulate matter less than 2.5 microns)

All Pollutants

PM2.5 (Particulate matter less than 2.5 microns)

Moderate

16.93 µg/m3

CO (Carbon Monoxide)

Good

280 µg/m3

NO2 (Nitrogen Dioxide)

Good

8.08 µg/m3

O3 (Ozone)

Good

60.57 µg/m3

PM10 (Particulate matter less than 10 microns)

Good

32.71 µg/m3

SO2 (Sulfur Dioxide)

Good

1 µg/m3

Breathing

6 Natural Remedies For Wheezing

One Simple Way To Protect Your Lungs This Smoky Summer

Wildfire Smoke Continues To Linger For Great Lakes

Smoke Still Impacting Air Quality In Midwest, Great Lakes