A good AQI level is between 0 and 50, indicating air quality that poses little or no risk to health.
AQI in Chhapra Today (Friday, May 15) - Air Quality in Chhapra
As of Today, Chhapra AQI level is 96 which is recorded as Moderate category. This level is 14 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.
Chhapra's AQI
Chhapra WeatherFriday May 15
Last 7 Days AQI
| Dates | City, States | AQI |
|---|---|---|
| May 15, 2026 | Chhapra, Bihar | 96 |
| May 14, 2026 | Chhapra, Bihar | 82 |
| May 12, 2026 | Chhapra, Bihar | 20 |
| May 09, 2026 | Chhapra, Bihar | 39 |
| May 08, 2026 | Chhapra, Bihar | 30 |
| May 07, 2026 | Chhapra, Bihar | 53 |
| May 05, 2026 | Chhapra, Bihar | 232 |
Changes in AQI in Last 7 Days
Most Polluted City/States in India
| Rank | City, States | AQI |
|---|---|---|
| 1 | Sirsa, Haryana | 291 |
| 2 | Bikaner, Rajasthan | 291 |
| 3 | Baddi, Himachal Pradesh | 290 |
| 4 | Jaisalmer, Rajasthan | 270 |
| 5 | Panchgaon, Haryana | 267 |
| 6 | Noida, Uttar Pradesh | 242 |
| 7 | Damoh, Madhya Pradesh | 227 |
| 8 | Ghaziabad, Uttar Pradesh | 224 |
| 9 | Katni, Madhya Pradesh | 222 |
| 10 | Angul, Odisha | 215 |
Least Polluted City/States in India
| Rank | City, States | AQI |
|---|---|---|
| 1 | Aizawl, Mizoram | 26 |
| 2 | Gadag, Karnataka | 27 |
| 3 | Bhilai, Chhattisgarh | 30 |
| 4 | Fatehabad, Haryana | 32 |
| 5 | Saharsa, Bihar | 34 |
| 6 | Madikeri, Karnataka | 34 |
| 7 | Mira-Bhayandar, Maharashtra | 35 |
| 8 | Raipur, Chhattisgarh | 36 |
| 9 | Rishikesh, Uttarakhand | 37 |
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




















