Missouri Air Quality Index (AQI) and Air Pollution

The Missouri Air Quality Index (AQI) today is 39 (Good). The dominant pollutant is O3. Other measured pollutants include NO₂ (3.7 ppb), SO₂ (0.3 ppb), CO (0.112 ppm), O₃ (0.042 ppm), PM10 (2.9µg/m³), PM2.5 (2 µg/m³), contributing to air pollution.

Live AQI

39(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+
Current Air Quality Index (AQI) undefined
14°C
57%
7 Km/h

Major Pollutants

PM2.5
Good

2 µg/m³

PM10
Good

2.9 µg/m³

O₃
Good

0.042 ppm

CO
Good

0.112 ppm

NO₂
Good

3.7 ppb

SO₂
Good

0.3 ppb

Explore City-wise Air Quality Index (AQI) in Missouri

Frequently Asked Questions about Air Quality Missouri