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Mumbai Diwali pollution: AQI improves from 2025 before firecracker spike
On Sunday, Mumbai recorded its cleanest Diwali afternoon in four years with an Air Quality Index of 131, but pollution surged sharply across the city as evening firecracker celebrations began.
Atmospheric scientist Gufran Beig of the National Institute of Advanced Studies said strong sea breezes caused by a wind reversal helped disperse pollutants earlier in the day.
Pollution levels climbed rapidly by nightfall in suburbs like Andheri East, where the Chakala monitoring station reported a surge from 42 at 8 pm to 483 by 10 pm.
Air quality remained poor across parts of Mumbai by Monday morning, with the Bandra Reclamation area recording an AQI of 231 and smog visible around Bandra and Kala Nagar.
Delhi experienced similar deterioration on Sunday night, with its AQI reaching 373, as atmospheric scientist Beig warned that lingering firecracker pollutants may cause further air quality declines.
Climate deteriorated after Diwali in Maharashtra: Pollution levels in Mumbai, Nagpur and Mira-Bhayandar are at an alarming level, it was difficult to breathe. After Diwali, the climate in many major cities of Maharashtra has suddenly become poisonous. Massive fireworks, seasonal changes and slowing of wind occurred across the state [...]