Flagstaff Air Quality Index (AQI) and Air Pollution

The Flagstaff Air Quality Index (AQI) today is 48 (Good). The dominant pollutant is O3. Other measured pollutants include NO₂ (3.2 ppb), SO₂ (0.2 ppb), CO (0.131 ppm), O₃ (0.052 ppm), PM10 (16.7µg/m³), PM2.5 (6.8 µg/m³), contributing to air pollution.

Live AQI

48(US-AQI)

Air Quality is

Good

Main Pollutant: O3

Last updated: just now

Good
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Unhealthy
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Hazardous
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300301+
Current Air Quality Index (AQI) Flagstaff
7°C
93%
2 Km/h

Major Pollutants Flagstaff

PM2.5
Good

6.8 µg/m³

PM10
Good

16.7 µg/m³

O₃
Good

0.052 ppm

CO
Good

0.131 ppm

NO₂
Good

3.2 ppb

SO₂
Good

0.2 ppb

In Flagstaff, the main air pollutant is O3. It mostly comes from Ozone forms when sunlight reacts with gases from vehicles and industries. It can irritate the lungs and throat and make it difficult to breathe especially for people with asthma. To stay safe, Try to avoid outdoor exercise during afternoon hours when ozone levels are usually high.

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