The study, based on data from the Central Pollution Control Board (CPCB), found that between October 18 and 22, as many as 19 air quality monitoring stations in Mumbai reported their highest daily average PM2.5 levels, while seven stations logged their peak PM10 readings since January

Amid festive celebrations, India’s financial capital has recorded its worst air quality of the year so far as October has emerged as the most-polluted month of 2025, an analysis by the Centre for Research on Energy and Clean Air (CREA) revealed.

The study, based on data from the Central Pollution Control Board (CPCB), found that between October 18 and 22, as many as 19 air quality monitoring stations in Mumbai reported their highest daily average PM2.5 levels, while seven stations logged their peak PM10

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