Updated On: 21 December, 2023 10:06 AM IST | Mumbai | mid-day online correspondent
According to the Central Pollution Control Board's SAMEER app, Mumbai's air quality continued to be 'moderate' with an Air Quality Index (AQI) of 139 at 10 am

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Mumbai's air quality continued to remain in the 'moderate' category on Thursday morning.
The air quality index from 0 to 100 is considered 'good', 100 to 200 'moderate', 200 to 300 'poor', 300 to 400 'very poor' and from 400 to 500 or above 'severe'.