Stamford Air Quality Index (AQI) and Air Pollution
The Stamford Air Quality Index (AQI) today is 38 (Good). The dominant pollutant is O3. Other measured pollutants include NO₂ (5.2 ppb), SO₂ (1.1 ppb), CO (0.145 ppm), O₃ (0.041 ppm), PM10 (4.8µg/m³), PM2.5 (3.8 µg/m³), contributing to air pollution.
Live AQI
38(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+

11°C
64%
10 Km/h
Major Pollutants Stamford
PM2.5
Good3.8 µg/m³
PM10
Good4.8 µg/m³
O₃
Good0.041 ppm
CO
Good0.145 ppm
NO₂
Good5.2 ppb
SO₂
Good1.1 ppb
In Stamford, 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.