Air Quality Index, AQI scale

AQI Explained: Expert Explains What the Numbers Reveal About Your Air Quality
Understanding the Air Quality Index helps you make informed decisions about your health and outdoor activities as air pollution increases
Air Quality Index (AQI) 2024: Top 10 Indian cities with best and worst air quality
India continues to grapple with air pollution, with approximately 1.3 billion, or 96% of its population, exposed to PM2.5 levels, seven times more than WHO's guidelines; Here are top 10 Indian cities with the best and worst AQIs as of024.
Delhi's AQI hits 'very poor' as air quality worsens amid pollution crisis
Delhi's air quality hits 'very poor' with an AQI of 307; firecracker ban in effect until January 1 as authorities aim to curb pollution
Delhi AQI Today: National capital wakes up to 'very poor' air quality, AQI breaches 310
The AQI scale classifies air quality into six distinct levels: 0-50 is categorised as 'Good,' 51-100 is 'Satisfactory,' 101-200 is 'Moderate,' 201-300 is 'Poor,' 301-400 is 'Very Poor,' and 401-500 is 'Severe.
Delhi air pollution: From Anand Vihar to Kalkaji AQI ‘very poor’ at 385, smog descends over capital | Watch videos
A thick layer of fog was seen in Anand Vihar, Kalkaji, Nehru Place, and Akshardham Temple localities among other places in the national capital, as the city's air quality dropped to 385 at 8 am today.
Delhi's air quality plummets to 'very poor' category
Delhi's air quality worsens, with AQI at 385, prompting implementation of GRAP-II to combat pollution effectively.
Delhi air quality remains 'very poor', anti-pollution restrictions imposed
Delhi's air quality is expected to deteriorate further, with the AQI likely to exceed 400 and fall into the 'severe' category on Tuesday and Wednesday, due to stubble burning in neighbouring states and unfavourable wind conditions.
Delhi air pollution: AQI hits ‘very poor’ category as smog engulfs NCR; GRAP stage II measures implemented
The second stage of the Graded Response Action Plan has been implemented in the national capital, banning the use of coal and firewood.
Delhi’s air quality drops to ‘very poor’ ahead of Diwali, unlikely to improve soon
Vehicular emissions top cause of air pollution, but stubble burning in neighbouring states aggravates the situation
Delhi's average AQI 310, steps into 'very poor' zone
National capital's average air quality on Monday slipped into the 'very poor' category for the first time in the season, as the residents of the city woke up to a hazy morning with smog also visible at some places.
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Delhi Pollution: AQI Crosses 300 As Diwali Nears| Are crackers Responsible for Crisis| Vox-Pop
Delhi-NCR is experiencing deteriorating air quality as the region enters its annual pollution crisis period, coinciding with ...
Delhi Air Pollution: Capital’s air quality continues to be ‘very poor’ as 2nd stage of GRAP kicks in
At 9 am, an AQI of 318 was recorded in the capital and it is the second most polluted place in India, behind Haryana's Jind, ...
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Delhi's air quality slips further, GRAP II restrictions come into force; AAP, BJP blame each other
A thick layer of smog enveloped the national capital on Tuesday as the Air Quality Index (AQI) slipped further, even dropping ...
Delhi AQI: Air quality at ‘unhealthy’ 214 in national capital, Centre imposes GRAP Stage II from today
GRAP Stage II bans coal and firewood use, affecting eateries and diesel generators. AQI reached 310 on October 21, marking ...
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Delhi's Air Quality Crisis: Smog Shrouds the Capital
Delhi's air quality plummeted to 'very poor,' with an AQI of 385. The smog affected visibility in several areas. Authorities ...
Air quality plunges in NCR, respiratory cases up in OPDs
The air quality in Noida and Ghaziabad has significantly deteriorated, leading to a notable increase in respiratory illness ...
Somg blankets Delhi as air quality drops to 'very poor', GRAP Stage II enforced
Stage II of the Graded Response Action Plan in the national capital enforces a ban on the use of coal and firewood, including ...