A good AQI level is between 0 and 50, indicating air quality that poses little or no risk to health.
AQI in Madurai Today (Tuesday, September 23) - Air Quality in Madurai
As of Today, Madurai AQI level is 45 which is recorded as Good category. This level is 2 point(s) lower compared to the previous day. The AQI, a standard measure of air quality, offers insights into the concentration of pollutants in the air, ranging from harmful particles to gases like carbon monoxide and sulfur dioxide.
Madurai's AQI
Madurai WeatherTuesday Sep 23
Last 7 Days AQI
Dates | City, States | AQI |
---|---|---|
September 22, 2025 | Madurai, TamilNadu | 45 |
September 21, 2025 | Madurai, TamilNadu | 47 |
September 20, 2025 | Madurai, TamilNadu | 40 |
September 19, 2025 | Madurai, TamilNadu | 20 |
September 18, 2025 | Madurai, TamilNadu | 30 |
September 17, 2025 | Madurai, TamilNadu | 18 |
September 16, 2025 | Madurai, TamilNadu | 35 |
Changes in AQI in Last 7 Days
Most Polluted City/States in India
Rank | City, States | AQI |
---|---|---|
1 | Greater Noida, Uttar Pradesh | 185 |
2 | Ghaziabad, Uttar Pradesh | 150 |
3 | Bulandshahr, Uttar Pradesh | 140 |
4 | Mandi Gobindgarh, Punjab | 139 |
5 | Bileipada, Odisha | 136 |
6 | Bharatpur, Rajasthan | 130 |
7 | Noida, Uttar Pradesh | 128 |
8 | Delhi, Delhi | 127 |
9 | Baddi, Himachal Pradesh | 122 |
10 | Meerut, Uttar Pradesh | 121 |
Least Polluted City/States in India
Rank | City, States | AQI |
---|---|---|
1 | Shillong, Meghalaya | 14 |
2 | Karwar, Karnataka | 24 |
3 | Chikkaballapur, Karnataka | 25 |
4 | Agartala, Tripura | 26 |
5 | Ahmednagar, Maharashtra | 26 |
6 | Rajamahendravaram, Andhra Pradesh | 26 |
7 | Karur, TamilNadu | 27 |
8 | Hassan, Karnataka | 28 |
9 | Korba, Chhattisgarh | 28 |
10 | Davanagere, Karnataka | 29 |
AQI in all cities of India
Frequently Asked Questions
Which AQI is best?
What are the criteria for AQI?
AQI criteria include measuring the concentration of pollutants like PM2.5, PM10, ozone, nitrogen dioxide, sulphur dioxide, carbon monoxide, and ammonia over a specified averaging period.
What are the 8 parameters of AQI?
The 8 parameters of AQI are: Particulate Matter (PM10), Particulate Matter (PM2.5), Ozone (O3), Nitrogen Dioxide (NO2), Sulphur Dioxide (SO2), Carbon Monoxide (CO), Ammonia (NH3), and Lead (Pb).
What are the 6 categories of AQI?
The 6 categories of AQI are: 0-50: Good, 51-100: Moderate, 101-200: Poor, 201-300: Unhealthy, 301-400: Severe, 401-500+: Hazardous