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Delhi's air quality continues to deteriorate as AQI nears 300-mark

Air quality in Pune, Mumbai, and Ahmedabad is in 'satisfactory' category, says state-run monitoring system.

Delhi AQI, Delhi, air quality index

Photo: ANI

BS Web team
Delhi's air quality remained in the ‘poor' category on Friday, according to System of Air Quality and Weather Forecasting And Research (SAFAR). 

The Air Quality Index (AQI) was 280 as against 252 a day earlier, at 8 am. 

Readings below 50 are considered safe, while anything above 300 is considered hazardous or 'severe'. 

The AQI measures the concentration of poisonous particulate matter PM2.5, which can cause cardiovascular and respiratory diseases such as lung cancer, in a cubic metre of air. 

This morning, Delhi's levels of PM 2.5 and PM 10 were recorded at 101 in the 'poor' and 199 in

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First Published: Jan 28 2022 | 9:08 AM IST

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