A good AQI level is between 0 and 50, indicating air quality that poses little or no risk to health.
AQI in Bihar Sharif Today (Saturday, December 20) - Air Quality in Bihar Sharif
As of Today, Bihar Sharif AQI level is 207 which is recorded as Unhealthy category. This level is 40 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.
Bihar Sharif's AQI
Bihar-sharif WeatherSaturday Dec 20
Last 7 Days AQI
| Dates | City, States | AQI |
|---|---|---|
| December 20, 2025 | Bihar Sharif, Bihar | 207 |
| December 19, 2025 | Bihar Sharif, Bihar | 247 |
| December 18, 2025 | Bihar Sharif, Bihar | 241 |
| December 17, 2025 | Bihar Sharif, Bihar | 166 |
| December 16, 2025 | Bihar Sharif, Bihar | 141 |
| December 15, 2025 | Bihar Sharif, Bihar | 173 |
| December 14, 2025 | Bihar Sharif, Bihar | 228 |
Changes in AQI in Last 7 Days
Most Polluted City/States in India
| Rank | City, States | AQI |
|---|---|---|
| 1 | Noida, Uttar Pradesh | 410 |
| 2 | Greater Noida, Uttar Pradesh | 376 |
| 3 | Delhi, Delhi | 374 |
| 4 | Ghaziabad, Uttar Pradesh | 358 |
| 5 | Visakhapatnam, Andhra Pradesh | 347 |
| 6 | Dharuhera, Haryana | 332 |
| 7 | Ballabgarh, Haryana | 324 |
| 8 | Gurugram, Haryana | 322 |
| 9 | Singrauli, Madhya Pradesh | 302 |
| 10 | Byasanagar, Odisha | 300 |
Least Polluted City/States in India
| Rank | City, States | AQI |
|---|---|---|
| 1 | Tirunelveli, TamilNadu | 29 |
| 2 | Damoh, Madhya Pradesh | 30 |
| 3 | Aizawl, Mizoram | 37 |
| 4 | Chamarajanagar, Karnataka | 40 |
| 5 | Bhilai, Chhattisgarh | 47 |
| 6 | Mangalore, Karnataka | 49 |
| 7 | Kalaburagi, Karnataka | 52 |
| 8 | Chikkamagaluru, Karnataka | 56 |
| 9 | Hubballi, Karnataka | 56 |
| 10 | Belapur, Maharashtra | 57 |
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


















