A good AQI level is between 0 and 50, indicating air quality that poses little or no risk to health.
AQI in Asansol Today (Friday, January 02) - Air Quality in Asansol
As of Today, Asansol AQI level is 257 which is recorded as Unhealthy category. This level is 12 point(s) higher 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.
Asansol's AQI
Asansol WeatherFriday Jan 02
Last 7 Days AQI
| Dates | City, States | AQI |
|---|---|---|
| January 02, 2026 | Asansol, West Bengal | 257 |
| January 01, 2026 | Asansol, West Bengal | 245 |
| December 31, 2025 | Asansol, West Bengal | 121 |
| December 30, 2025 | Asansol, West Bengal | 145 |
| December 29, 2025 | Asansol, West Bengal | 155 |
| December 28, 2025 | Asansol, West Bengal | 192 |
| December 27, 2025 | Asansol, West Bengal | 158 |
Changes in AQI in Last 7 Days
Most Polluted City/States in India
| Rank | City, States | AQI |
|---|---|---|
| 1 | Delhi, Delhi | 380 |
| 2 | Noida, Uttar Pradesh | 367 |
| 3 | Ghaziabad, Uttar Pradesh | 356 |
| 4 | Greater Noida, Uttar Pradesh | 352 |
| 5 | Baghpat, Uttar Pradesh | 349 |
| 6 | Panipat, Haryana | 347 |
| 7 | Chittoor, Andhra Pradesh | 339 |
| 8 | Balasore, Odisha | 337 |
| 9 | Dharuhera, Haryana | 331 |
| 10 | Meerut, Uttar Pradesh | 319 |
Least Polluted City/States in India
| Rank | City, States | AQI |
|---|---|---|
| 1 | Damoh, Madhya Pradesh | 30 |
| 2 | Vijayapura, Karnataka | 43 |
| 3 | Aizawl, Mizoram | 45 |
| 4 | Sivasagar, Assam | 51 |
| 5 | Chamarajanagar, Karnataka | 52 |
| 6 | Bagalkot, Karnataka | 54 |
| 7 | Kalaburagi, Karnataka | 55 |
| 8 | Chikkamagaluru, Karnataka | 55 |
| 9 | Hubballi, Karnataka | 59 |
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


















