AQI in SILIGURI Today (Saturday, April 25) - Air Quality in SILIGURI
As of Today, Siliguri AQI level is 71 which is recorded as Moderate category. This level is 1 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.
Siliguri WeatherSaturday Apr 25
Last 7 Days AQI
Updated: April 25, 2026| Dates | City, States | AQI |
|---|---|---|
| April 25, 2026 | Siliguri, West Bengal | 71 |
| April 24, 2026 | Siliguri, West Bengal | 72 |
| April 23, 2026 | Siliguri, West Bengal | 71 |
| April 22, 2026 | Siliguri, West Bengal | 87 |
| April 21, 2026 | Siliguri, West Bengal | 78 |
| April 20, 2026 | Siliguri, West Bengal | 68 |
| April 18, 2026 | Siliguri, West Bengal | 76 |
Most Polluted City/States in India
| Rank | City, States | AQI |
|---|---|---|
| 1 | Meerut, Uttar Pradesh | 332 |
| 2 | Singrauli, Madhya Pradesh | 322 |
| 3 | Ghaziabad, Uttar Pradesh | 310 |
| 4 | Greater Noida, Uttar Pradesh | 294 |
| 5 | Rohtak, Haryana | 287 |
| 6 | Charkhi Dadri, Haryana | 265 |
| 7 | Noida, Uttar Pradesh | 264 |
| 8 | Jind, Haryana | 262 |
| 9 | Hapur, Uttar Pradesh | 256 |
| 10 | Yamuna Nagar, Haryana | 251 |
Least Polluted City/States in India
| Rank | City, States | AQI |
|---|---|---|
| 1 | Ramanathapuram, TamilNadu | 17 |
| 2 | Puducherry, Puducherry | 28 |
| 3 | Rajamahendravaram, Andhra Pradesh | 30 |
| 4 | Madikeri, Karnataka | 33 |
| 5 | Bhiwani, Haryana | 34 |
| 6 | Mandikhera, Haryana | 34 |
| 7 | Chennai, TamilNadu | 36 |
| 8 | Perundurai, TamilNadu | 37 |
| 9 | Munger, Bihar | 38 |
AQI in all cities of India
Frequently Asked Questions
Which AQI is best?
A good AQI level is between 0 and 50, indicating air quality that poses little or no risk to health.
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