A good AQI level is between 0 and 50, indicating air quality that poses little or no risk to health.
AQI in Barrackpore Today (Saturday, January 11) - Air Quality in Barrackpore
As of Today, Barrackpore AQI level is 250 which is recorded as Unhealthy category. This level is 93 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.
Barrackpore's AQI
Barrackpore WeatherSaturday Jan 11
Last 7 Days AQI
Dates | City, States | AQI |
---|---|---|
January 10, 2025 | Barrackpore, West Bengal | 250 |
January 09, 2025 | Barrackpore, West Bengal | 157 |
January 08, 2025 | Barrackpore, West Bengal | 311 |
January 07, 2025 | Barrackpore, West Bengal | 267 |
January 06, 2025 | Barrackpore, West Bengal | 270 |
January 05, 2025 | Barrackpore, West Bengal | 287 |
January 04, 2025 | Barrackpore, West Bengal | 297 |
Changes in AQI in Last 7 Days
Most Polluted City/States in India
Rank | City, States | AQI |
---|---|---|
1 | Delhi, Delhi | 409 |
2 | Ghaziabad, Uttar Pradesh | 348 |
3 | Chandigarh, Chandigarh | 345 |
4 | Baddi, Himachal Pradesh | 339 |
5 | Hapur, Uttar Pradesh | 333 |
6 | Byrnihat, Assam | 312 |
7 | Dhanbad, Jharkhand | 305 |
8 | Noida, Uttar Pradesh | 290 |
9 | Greater Noida, Uttar Pradesh | 288 |
10 | Bhiwadi, Rajasthan | 288 |
Least Polluted City/States in India
Rank | City, States | AQI |
---|---|---|
1 | Tirunelveli, TamilNadu | 31 |
2 | Chamarajanagar, Karnataka | 40 |
3 | Haveri, Karnataka | 45 |
4 | Bagalkot, Karnataka | 45 |
5 | Vijayapura, Karnataka | 47 |
6 | Chhal, Chhattisgarh | 47 |
7 | Shivamogga, Karnataka | 48 |
8 | Chikkamagaluru, Karnataka | 49 |
9 | Thanjavur, TamilNadu | 50 |
10 | Madikeri, Karnataka | 51 |
AQI In Indian Cities
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