Allentown Air Quality Index (AQI) and Air Pollution
The Allentown Air Quality Index (AQI) today is 35 (Good). The dominant pollutant is O3. Other measured pollutants include NO₂ (2.6 ppb), SO₂ (0.8 ppb), CO (0.133 ppm), O₃ (0.038 ppm), PM10 (3.1µg/m³), PM2.5 (2.4 µg/m³), contributing to air pollution.
Live AQI
35(US-AQI)
Air Quality is
Good
Main Pollutant: O3
Last updated: just now
Good
Moderate
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Unhealthy
Severe
Hazardous
0
50
100
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300301+
8°C
71%
7 Km/h
Major Pollutants Allentown
PM2.5
Good2.4 µg/m³
PM10
Good3.1 µg/m³
O₃
Good0.038 ppm
CO
Good0.133 ppm
NO₂
Good2.6 ppb
SO₂
Good0.8 ppb
In Allentown, 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.